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[openeuler:openEuler-1.0-LTS 18194/23866] include/linux/uaccess.h:112:17: warning: 'spallocinfo' may be used uninitialized
by kernel test robot 28 Oct '24

28 Oct '24

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 22c50245e8025b0c6beee13d0df238987b98e6f8 commit: 9469d1759c2905dcef49df7e6240ad5c32b66296 [18194/23866] ascend: share_pool: enable svm to use share pool memory config: arm64-randconfig-004-20241027 (https://download.01.org/0day-ci/archive/20241028/202410281052.z4Ng6x4J-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241028/202410281052.z4Ng6x4J-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410281052.z4Ng6x4J-lkp@intel.com/ Note: it may well be a FALSE warning. FWIW you are at least aware of it now. http://gcc.gnu.org/wiki/Better_Uninitialized_Warnings All warnings (new ones prefixed by >>): drivers/char/svm.c:249:21: warning: no previous prototype for 'svm_find_mem_reg_node' [-Wmissing-prototypes] 249 | struct device_node *svm_find_mem_reg_node(struct device *dev, const char *compat) | ^~~~~~~~~~~~~~~~~~~~~ drivers/char/svm.c:419:6: warning: no previous prototype for 'sysrq_sched_debug_show_export' [-Wmissing-prototypes] 419 | void sysrq_sched_debug_show_export(void) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/char/svm.c:1429:5: warning: no previous prototype for 'svm_get_pasid' [-Wmissing-prototypes] 1429 | int svm_get_pasid(pid_t vpid, int dev_id __maybe_unused) | ^~~~~~~~~~~~~ drivers/char/svm.c:1502:5: warning: no previous prototype for '__svm_get_mpam' [-Wmissing-prototypes] 1502 | int __svm_get_mpam(struct svm_mpam *mpam) | ^~~~~~~~~~~~~~ drivers/char/svm.c:2437:36: warning: 'svm_acpi_match' defined but not used [-Wunused-const-variable=] 2437 | static const struct acpi_device_id svm_acpi_match[] = { | ^~~~~~~~~~~~~~ In file included from drivers/char/svm.c:29: In function '_copy_from_user', inlined from 'copy_from_user' at include/linux/uaccess.h:144:7, inlined from 'svm_sp_alloc_mem' at drivers/char/svm.c:2144:8: >> include/linux/uaccess.h:112:17: warning: 'spallocinfo' may be used uninitialized [-Wmaybe-uninitialized] 112 | kasan_check_write(to, n); | ^~~~~~~~~~~~~~~~~~~~~~~~ In file included from include/linux/compiler.h:251, from arch/arm64/include/asm/memory.h:24, from arch/arm64/include/asm/esr.h:21, from drivers/char/svm.c:10: include/linux/kasan-checks.h: In function 'svm_sp_alloc_mem': include/linux/kasan-checks.h:7:6: note: by argument 1 of type 'const volatile void *' to 'kasan_check_write' declared here 7 | void kasan_check_write(const volatile void *p, unsigned int size); | ^~~~~~~~~~~~~~~~~ drivers/char/svm.c:2135:24: note: 'spallocinfo' declared here 2135 | struct spalloc spallocinfo; | ^~~~~~~~~~~ In file included from arch/arm64/include/asm/atomic.h:34, from include/linux/atomic.h:7, from include/asm-generic/bitops/atomic.h:5, from arch/arm64/include/asm/bitops.h:37, from include/linux/bitops.h:19, from include/linux/kernel.h:11, from include/asm-generic/bug.h:18, from arch/arm64/include/asm/bug.h:37, from arch/arm64/include/asm/memory.h:27: In function '__cmpxchg_case_mb_4', inlined from '__cmpxchg_mb' at arch/arm64/include/asm/cmpxchg.h:143:1, inlined from 'svm_proc_load_flag' at drivers/char/svm.c:1967:12: arch/arm64/include/asm/atomic_lse.h:492:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'atomic_t[1]' [-Warray-bounds=] 492 | asm volatile( \ | ^~~ arch/arm64/include/asm/atomic_lse.h:523:1: note: in expansion of macro '__CMPXCHG_CASE' 523 | __CMPXCHG_CASE(w, , mb_4, al, "memory") | ^~~~~~~~~~~~~~ drivers/char/svm.c: In function 'svm_proc_load_flag': drivers/char/svm.c:1958:25: note: object 'l2buf_load_flag' of size 4 1958 | static atomic_t l2buf_load_flag = ATOMIC_INIT(0); | ^~~~~~~~~~~~~~~ In function '__cmpxchg_case_mb_4', inlined from '__cmpxchg_mb' at arch/arm64/include/asm/cmpxchg.h:143:1, inlined from 'svm_proc_load_flag' at drivers/char/svm.c:1967:12: arch/arm64/include/asm/atomic_lse.h:492:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'atomic_t[1]' [-Warray-bounds=] 492 | asm volatile( \ | ^~~ arch/arm64/include/asm/atomic_lse.h:523:1: note: in expansion of macro '__CMPXCHG_CASE' 523 | __CMPXCHG_CASE(w, , mb_4, al, "memory") | ^~~~~~~~~~~~~~ drivers/char/svm.c: In function 'svm_proc_load_flag': drivers/char/svm.c:1958:25: note: object 'l2buf_load_flag' of size 4 1958 | static atomic_t l2buf_load_flag = ATOMIC_INIT(0); | ^~~~~~~~~~~~~~~ In function '_copy_from_user', inlined from 'copy_from_user' at include/linux/uaccess.h:144:7, inlined from 'svm_get_phy_memory_info' at drivers/char/svm.c:1805:6: include/linux/uaccess.h:112:17: warning: 'para' may be used uninitialized [-Wmaybe-uninitialized] 112 | kasan_check_write(to, n); | ^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/kasan-checks.h: In function 'svm_get_phy_memory_info': include/linux/kasan-checks.h:7:6: note: by argument 1 of type 'const volatile void *' to 'kasan_check_write' declared here 7 | void kasan_check_write(const volatile void *p, unsigned int size); | ^~~~~~~~~~~~~~~~~ drivers/char/svm.c:1800:33: note: 'para' declared here 1800 | struct phymeminfo_ioctl para; | ^~~~ In function '_copy_from_user', inlined from 'copy_from_user' at include/linux/uaccess.h:144:7, inlined from 'svm_remap_proc' at drivers/char/svm.c:1863:8: include/linux/uaccess.h:112:17: warning: 'pmem' may be used uninitialized [-Wmaybe-uninitialized] 112 | kasan_check_write(to, n); | ^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/kasan-checks.h: In function 'svm_remap_proc': include/linux/kasan-checks.h:7:6: note: by argument 1 of type 'const volatile void *' to 'kasan_check_write' declared here 7 | void kasan_check_write(const volatile void *p, unsigned int size); | ^~~~~~~~~~~~~~~~~ drivers/char/svm.c:1849:29: note: 'pmem' declared here 1849 | struct svm_proc_mem pmem; | ^~~~ In function '_copy_from_user', inlined from 'copy_from_user' at include/linux/uaccess.h:144:7, inlined from 'svm_ioctl' at drivers/char/svm.c:2217:9: include/linux/uaccess.h:112:17: warning: 'params' may be used uninitialized [-Wmaybe-uninitialized] 112 | kasan_check_write(to, n); | ^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/kasan-checks.h: In function 'svm_ioctl': include/linux/kasan-checks.h:7:6: note: by argument 1 of type 'const volatile void *' to 'kasan_check_write' declared here 7 | void kasan_check_write(const volatile void *p, unsigned int size); | ^~~~~~~~~~~~~~~~~ drivers/char/svm.c:2209:33: note: 'params' declared here 2209 | struct svm_bind_process params; | ^~~~~~ In function '_copy_from_user', inlined from 'copy_from_user' at include/linux/uaccess.h:144:7, inlined from 'svm_sp_free_mem' at drivers/char/svm.c:2179:8, inlined from 'svm_ioctl' at drivers/char/svm.c:2280:9: >> include/linux/uaccess.h:112:17: warning: 'spallocinfo' may be used uninitialized [-Wmaybe-uninitialized] 112 | kasan_check_write(to, n); | ^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/kasan-checks.h: In function 'svm_ioctl': include/linux/kasan-checks.h:7:6: note: by argument 1 of type 'const volatile void *' to 'kasan_check_write' declared here 7 | void kasan_check_write(const volatile void *p, unsigned int size); | ^~~~~~~~~~~~~~~~~ drivers/char/svm.c:2172:24: note: 'spallocinfo' declared here 2172 | struct spalloc spallocinfo; | ^~~~~~~~~~~ vim +/spallocinfo +112 include/linux/uaccess.h d597580d373774 Al Viro 2017-03-20 104 d597580d373774 Al Viro 2017-03-20 105 #ifdef INLINE_COPY_FROM_USER d597580d373774 Al Viro 2017-03-20 106 static inline unsigned long d597580d373774 Al Viro 2017-03-20 107 _copy_from_user(void *to, const void __user *from, unsigned long n) d597580d373774 Al Viro 2017-03-20 108 { d597580d373774 Al Viro 2017-03-20 109 unsigned long res = n; 9c5f6908de03a4 Al Viro 2017-06-29 110 might_fault(); 4983cb67a383a7 Linus Torvalds 2019-02-14 111 if (likely(access_ok(from, n))) { 9c5f6908de03a4 Al Viro 2017-06-29 @112 kasan_check_write(to, n); d597580d373774 Al Viro 2017-03-20 113 res = raw_copy_from_user(to, from, n); 9c5f6908de03a4 Al Viro 2017-06-29 114 } d597580d373774 Al Viro 2017-03-20 115 if (unlikely(res)) d597580d373774 Al Viro 2017-03-20 116 memset(to + (n - res), 0, res); d597580d373774 Al Viro 2017-03-20 117 return res; d597580d373774 Al Viro 2017-03-20 118 } d597580d373774 Al Viro 2017-03-20 119 #else d597580d373774 Al Viro 2017-03-20 120 extern unsigned long d597580d373774 Al Viro 2017-03-20 121 _copy_from_user(void *, const void __user *, unsigned long); d597580d373774 Al Viro 2017-03-20 122 #endif d597580d373774 Al Viro 2017-03-20 123 :::::: The code at line 112 was first introduced by commit :::::: 9c5f6908de03a4f52ba7364b11fcd6116225480c copy_{from,to}_user(): move kasan checks and might_fault() out-of-line :::::: TO: Al Viro <viro(a)zeniv.linux.org.uk> :::::: CC: Al Viro <viro(a)zeniv.linux.org.uk> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[PATCH OLK-6.6 0/3] Fix TX fifo corruption in patch [3].
by Zhao Yipeng 28 Oct '24

28 Oct '24

Patch [1-2] are pre patches. Patch [3] fix TX fifo corruption. Hugo Villeneuve (2): [Backport] serial: sc16is7xx: refactor FIFO access functions to increase commonality [Backport] serial: sc16is7xx: fix TX fifo corruption Jiri Slaby (SUSE) (1): [Backport] kfifo: add kfifo_out_linear{,_ptr}() drivers/tty/serial/sc16is7xx.c | 67 ++++++++++++++-------------------- include/linux/kfifo.h | 63 ++++++++++++++++++++++++++++++++ lib/kfifo.c | 26 +++++++++++++ 3 files changed, 117 insertions(+), 39 deletions(-) -- 2.34.1

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[openeuler:OLK-5.10 28837/30000] drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c:1195:5: warning: no previous prototype for 'hclge_tm_vf_tc_dwrr_cfg'
by kernel test robot 28 Oct '24

28 Oct '24

Hi Hao, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 412556141b3c12f2f160acc3a09a40c937837ee3 commit: 518ea89ec98b78c749c27d6ba7792e1bdb5779ed [28837/30000] net: hns3: add support for vf multiple tcs config: arm64-defconfig (https://download.01.org/0day-ci/archive/20241028/202410280946.pPdl5dH4-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241028/202410280946.pPdl5dH4-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410280946.pPdl5dH4-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c:1195:5: warning: no previous prototype for 'hclge_tm_vf_tc_dwrr_cfg' [-Wmissing-prototypes] 1195 | int hclge_tm_vf_tc_dwrr_cfg(struct hclge_vport *vport) | ^~~~~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c:2323:5: warning: no previous prototype for 'hclge_mbx_set_vf_multi_tc' [-Wmissing-prototypes] 2323 | int hclge_mbx_set_vf_multi_tc(struct hclge_vport *vport, | ^~~~~~~~~~~~~~~~~~~~~~~~~ vim +/hclge_tm_vf_tc_dwrr_cfg +1195 drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c 1194 > 1195 int hclge_tm_vf_tc_dwrr_cfg(struct hclge_vport *vport) 1196 { 1197 struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo; 1198 struct hclge_dev *hdev = vport->back; 1199 struct hclge_pg_info *pg_info; 1200 u8 dwrr; 1201 int ret; 1202 u32 i; 1203 1204 for (i = 0; i < kinfo->tc_info.max_tc; i++) { 1205 pg_info = &hdev->tm_info.pg_info[hdev->tm_info.tc_info[i].pgid]; 1206 dwrr = i < kinfo->tc_info.num_tc ? pg_info->tc_dwrr[i] : 0; 1207 ret = hclge_tm_qs_weight_cfg(hdev, vport->qs_offset + i, dwrr); 1208 if (ret) 1209 return ret; 1210 } 1211 1212 return 0; 1213 } 1214 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 15692/23866] include/linux/uaccess.h:112:17: warning: 'ciov' may be used uninitialized
by kernel test robot 28 Oct '24

28 Oct '24

Hi Jens, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 22c50245e8025b0c6beee13d0df238987b98e6f8 commit: 6c08191286995b0594d2ecf12fe7fca3cea1a5ca [15692/23866] io_uring: add support for pre-mapped user IO buffers config: arm64-randconfig-004-20241027 (https://download.01.org/0day-ci/archive/20241028/202410280718.cUYy6LpU-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241028/202410280718.cUYy6LpU-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410280718.cUYy6LpU-lkp@intel.com/ Note: it may well be a FALSE warning. FWIW you are at least aware of it now. http://gcc.gnu.org/wiki/Better_Uninitialized_Warnings All warnings (new ones prefixed by >>): In file included from include/linux/poll.h:12, from include/linux/ring_buffer.h:7, from include/linux/trace_events.h:6, from include/trace/syscall.h:7, from include/linux/syscalls.h:86, from fs/io_uring.c:32: In function '_copy_from_user', inlined from 'copy_from_user' at include/linux/uaccess.h:144:7, inlined from 'io_copy_iov.isra' at fs/io_uring.c:1457:7: >> include/linux/uaccess.h:112:17: warning: 'ciov' may be used uninitialized [-Wmaybe-uninitialized] 112 | kasan_check_write(to, n); | ^~~~~~~~~~~~~~~~~~~~~~~~ In file included from include/linux/compiler.h:251, from include/linux/kernel.h:10, from fs/io_uring.c:29: include/linux/kasan-checks.h: In function 'io_copy_iov.isra': include/linux/kasan-checks.h:7:6: note: by argument 1 of type 'const volatile void *' to 'kasan_check_write' declared here 7 | void kasan_check_write(const volatile void *p, unsigned int size); | ^~~~~~~~~~~~~~~~~ fs/io_uring.c:1454:37: note: 'ciov' declared here 1454 | struct compat_iovec ciov; | ^~~~ In function '_copy_from_user', inlined from 'copy_from_user' at include/linux/uaccess.h:144:7, inlined from 'io_uring_setup' at fs/io_uring.c:1960:6: include/linux/uaccess.h:112:17: warning: 'p' may be used uninitialized [-Wmaybe-uninitialized] 112 | kasan_check_write(to, n); | ^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/kasan-checks.h: In function 'io_uring_setup': include/linux/kasan-checks.h:7:6: note: by argument 1 of type 'const volatile void *' to 'kasan_check_write' declared here 7 | void kasan_check_write(const volatile void *p, unsigned int size); | ^~~~~~~~~~~~~~~~~ fs/io_uring.c:1956:32: note: 'p' declared here 1956 | struct io_uring_params p; | ^ In file included from include/linux/uaccess.h:11: In function 'set_fs', inlined from 'io_sq_wq_submit_work' at fs/io_uring.c:1114:3: arch/arm64/include/asm/uaccess.h:59:12: warning: 'old_fs' may be used uninitialized [-Wmaybe-uninitialized] 59 | if (IS_ENABLED(CONFIG_ARM64_UAO) && fs == KERNEL_DS) | ^ fs/io_uring.c: In function 'io_sq_wq_submit_work': fs/io_uring.c:1074:22: note: 'old_fs' was declared here 1074 | mm_segment_t old_fs; | ^~~~~~ vim +/ciov +112 include/linux/uaccess.h d597580d373774b Al Viro 2017-03-20 104 d597580d373774b Al Viro 2017-03-20 105 #ifdef INLINE_COPY_FROM_USER d597580d373774b Al Viro 2017-03-20 106 static inline unsigned long d597580d373774b Al Viro 2017-03-20 107 _copy_from_user(void *to, const void __user *from, unsigned long n) d597580d373774b Al Viro 2017-03-20 108 { d597580d373774b Al Viro 2017-03-20 109 unsigned long res = n; 9c5f6908de03a4f Al Viro 2017-06-29 110 might_fault(); 4983cb67a383a73 Linus Torvalds 2019-02-14 111 if (likely(access_ok(from, n))) { 9c5f6908de03a4f Al Viro 2017-06-29 @112 kasan_check_write(to, n); d597580d373774b Al Viro 2017-03-20 113 res = raw_copy_from_user(to, from, n); 9c5f6908de03a4f Al Viro 2017-06-29 114 } d597580d373774b Al Viro 2017-03-20 115 if (unlikely(res)) d597580d373774b Al Viro 2017-03-20 116 memset(to + (n - res), 0, res); d597580d373774b Al Viro 2017-03-20 117 return res; d597580d373774b Al Viro 2017-03-20 118 } d597580d373774b Al Viro 2017-03-20 119 #else d597580d373774b Al Viro 2017-03-20 120 extern unsigned long d597580d373774b Al Viro 2017-03-20 121 _copy_from_user(void *, const void __user *, unsigned long); d597580d373774b Al Viro 2017-03-20 122 #endif d597580d373774b Al Viro 2017-03-20 123 d597580d373774b Al Viro 2017-03-20 124 #ifdef INLINE_COPY_TO_USER d597580d373774b Al Viro 2017-03-20 125 static inline unsigned long d597580d373774b Al Viro 2017-03-20 126 _copy_to_user(void __user *to, const void *from, unsigned long n) d597580d373774b Al Viro 2017-03-20 127 { 9c5f6908de03a4f Al Viro 2017-06-29 128 might_fault(); 4983cb67a383a73 Linus Torvalds 2019-02-14 129 if (access_ok(to, n)) { 9c5f6908de03a4f Al Viro 2017-06-29 130 kasan_check_read(from, n); d597580d373774b Al Viro 2017-03-20 131 n = raw_copy_to_user(to, from, n); 9c5f6908de03a4f Al Viro 2017-06-29 132 } d597580d373774b Al Viro 2017-03-20 133 return n; d597580d373774b Al Viro 2017-03-20 134 } d597580d373774b Al Viro 2017-03-20 135 #else d597580d373774b Al Viro 2017-03-20 136 extern unsigned long d597580d373774b Al Viro 2017-03-20 137 _copy_to_user(void __user *, const void *, unsigned long); d597580d373774b Al Viro 2017-03-20 138 #endif d597580d373774b Al Viro 2017-03-20 139 d597580d373774b Al Viro 2017-03-20 140 static __always_inline unsigned long __must_check d597580d373774b Al Viro 2017-03-20 141 copy_from_user(void *to, const void __user *from, unsigned long n) d597580d373774b Al Viro 2017-03-20 142 { b0377fedb652808 Al Viro 2017-06-29 143 if (likely(check_copy_size(to, n, false))) d597580d373774b Al Viro 2017-03-20 @144 n = _copy_from_user(to, from, n); d597580d373774b Al Viro 2017-03-20 145 return n; d597580d373774b Al Viro 2017-03-20 146 } d597580d373774b Al Viro 2017-03-20 147 :::::: The code at line 112 was first introduced by commit :::::: 9c5f6908de03a4f52ba7364b11fcd6116225480c copy_{from,to}_user(): move kasan checks and might_fault() out-of-line :::::: TO: Al Viro <viro(a)zeniv.linux.org.uk> :::::: CC: Al Viro <viro(a)zeniv.linux.org.uk> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 2528/15331] fs/proc/etmem_scan.c:1261:45: warning: suggest braces around empty body in an 'else' statement
by kernel test robot 28 Oct '24

28 Oct '24

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 9d0af12b79bee784902822ddeec2e1a8cfc18524 commit: 5d3b64fd78b80ec49285f2186e7b5ac5850f76e4 [2528/15331] etmem: add etmem scan feature config: arm64-randconfig-003-20241027 (https://download.01.org/0day-ci/archive/20241028/202410280704.1qI2EjWL-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241028/202410280704.1qI2EjWL-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410280704.1qI2EjWL-lkp@intel.com/ All warnings (new ones prefixed by >>): fs/proc/etmem_scan.c: In function 'mm_idle_walk_range': fs/proc/etmem_scan.c:1258:61: warning: suggest braces around empty body in an 'if' statement [-Wempty-body] 1258 | pic->next_hva, end); | ^ >> fs/proc/etmem_scan.c:1261:45: warning: suggest braces around empty body in an 'else' statement [-Wempty-body] 1261 | debug_printk("nothing read"); | ^ vim +/else +1261 fs/proc/etmem_scan.c 1216 1217 static int mm_idle_walk_range(struct page_idle_ctrl *pic, 1218 unsigned long start, 1219 unsigned long end, 1220 struct mm_walk *walk) 1221 { 1222 struct vm_area_struct *vma; 1223 int ret = 0; 1224 1225 ret = init_page_idle_ctrl_buffer(pic); 1226 if (ret) 1227 return ret; 1228 1229 for (; start < end;) { 1230 mmap_read_lock(walk->mm); 1231 vma = find_vma(walk->mm, start); 1232 if (vma) { 1233 if (end > vma->vm_start) { 1234 local_irq_disable(); 1235 ret = walk_page_range(walk->mm, start, end, 1236 walk->ops, walk->private); 1237 local_irq_enable(); 1238 } else 1239 set_restart_gpa(vma->vm_start, "VMA-HOLE"); 1240 } else 1241 set_restart_gpa(TASK_SIZE, "EOF"); 1242 mmap_read_unlock(walk->mm); 1243 WARN_ONCE(pic->gpa_to_hva, "non-zero gpa_to_hva"); 1244 if (ret != PAGE_IDLE_KBUF_FULL && end > pic->restart_gpa) 1245 pic->restart_gpa = end; 1246 start = pic->restart_gpa; 1247 ret = page_idle_copy_user(pic, start, end); 1248 if (ret) 1249 break; 1250 } 1251 1252 if (start > pic->next_hva) 1253 set_next_hva(start, "NEXT-START"); 1254 1255 if (pic->bytes_copied) { 1256 if (ret != PAGE_IDLE_BUF_FULL && pic->next_hva < end) 1257 debug_printk("partial scan: next_hva=%pK end=%pK\n", > 1258 pic->next_hva, end); 1259 ret = 0; 1260 } else > 1261 debug_printk("nothing read"); 1262 return ret; 1263 } 1264 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 687/30000] kernel/locking/rwsem.o: warning: objtool: down_read_nested()+0x181: unreachable instruction
by kernel test robot 28 Oct '24

28 Oct '24

tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 412556141b3c12f2f160acc3a09a40c937837ee3 commit: 003a421b04ba85abaf24a92736dc47f76fda0803 [687/30000] disable OPTIMIZE_INLINING by default config: x86_64-buildonly-randconfig-005-20241027 (https://download.01.org/0day-ci/archive/20241028/202410280723.ss4XSDND-lkp@…) compiler: clang version 19.1.2 (https://github.com/llvm/llvm-project 7ba7d8e2f7b6445b60679da826210cdde29eaf8b) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241028/202410280723.ss4XSDND-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410280723.ss4XSDND-lkp@intel.com/ All warnings (new ones prefixed by >>): >> kernel/locking/rwsem.o: warning: objtool: down_read_nested()+0x181: unreachable instruction -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 25559/30000] arch/arm64/kvm/cvm.c:71:6: warning: no previous prototype for 'kvm_cvm_supports_sve'
by kernel test robot 28 Oct '24

28 Oct '24

Hi Jingxian, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 412556141b3c12f2f160acc3a09a40c937837ee3 commit: ae80c7e2f5cd3e50d1f360c387a33088310d54a0 [25559/30000] kvm: add cvm host feature config: arm64-defconfig (https://download.01.org/0day-ci/archive/20241028/202410280656.1UEnlVVA-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241028/202410280656.1UEnlVVA-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410280656.1UEnlVVA-lkp@intel.com/ All warnings (new ones prefixed by >>): arch/arm64/kvm/cvm.c:42:5: warning: no previous prototype for 'cvm_phys_to_phys' [-Wmissing-prototypes] 42 | u64 cvm_phys_to_phys(u64 phys) | ^~~~~~~~~~~~~~~~ >> arch/arm64/kvm/cvm.c:71:6: warning: no previous prototype for 'kvm_cvm_supports_sve' [-Wmissing-prototypes] 71 | bool kvm_cvm_supports_sve(void) | ^~~~~~~~~~~~~~~~~~~~ >> arch/arm64/kvm/cvm.c:76:6: warning: no previous prototype for 'kvm_cvm_supports_pmu' [-Wmissing-prototypes] 76 | bool kvm_cvm_supports_pmu(void) | ^~~~~~~~~~~~~~~~~~~~ >> arch/arm64/kvm/cvm.c:81:5: warning: no previous prototype for 'kvm_cvm_ipa_limit' [-Wmissing-prototypes] 81 | u32 kvm_cvm_ipa_limit(void) | ^~~~~~~~~~~~~~~~~ >> arch/arm64/kvm/cvm.c:86:5: warning: no previous prototype for 'kvm_cvm_get_num_brps' [-Wmissing-prototypes] 86 | u32 kvm_cvm_get_num_brps(void) | ^~~~~~~~~~~~~~~~~~~~ >> arch/arm64/kvm/cvm.c:91:5: warning: no previous prototype for 'kvm_cvm_get_num_wrps' [-Wmissing-prototypes] 91 | u32 kvm_cvm_get_num_wrps(void) | ^~~~~~~~~~~~~~~~~~~~ >> arch/arm64/kvm/cvm.c:240:5: warning: no previous prototype for 'kvm_cvm_create_ttt_levels' [-Wmissing-prototypes] 240 | int kvm_cvm_create_ttt_levels(struct kvm *kvm, struct cvm *cvm, | ^~~~~~~~~~~~~~~~~~~~~~~~~ >> arch/arm64/kvm/cvm.c:301:5: warning: no previous prototype for 'kvm_cvm_populate_par_region' [-Wmissing-prototypes] 301 | int kvm_cvm_populate_par_region(struct kvm *kvm, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +/kvm_cvm_supports_sve +71 arch/arm64/kvm/cvm.c 70 > 71 bool kvm_cvm_supports_sve(void) 72 { 73 return tmm_supports(TMI_FEATURE_REGISTER_0_SVE_EN); 74 } 75 > 76 bool kvm_cvm_supports_pmu(void) 77 { 78 return tmm_supports(TMI_FEATURE_REGISTER_0_PMU_EN); 79 } 80 > 81 u32 kvm_cvm_ipa_limit(void) 82 { 83 return u64_get_bits(tmm_feat_reg0, TMI_FEATURE_REGISTER_0_S2SZ); 84 } 85 > 86 u32 kvm_cvm_get_num_brps(void) 87 { 88 return u64_get_bits(tmm_feat_reg0, TMI_FEATURE_REGISTER_0_NUM_BPS); 89 } 90 > 91 u32 kvm_cvm_get_num_wrps(void) 92 { 93 return u64_get_bits(tmm_feat_reg0, TMI_FEATURE_REGISTER_0_NUM_WPS); 94 } 95 96 static int cvm_vmid_reserve(void) 97 { 98 int ret; 99 unsigned int vmid_count = 1 << kvm_get_vmid_bits(); 100 101 spin_lock(&cvm_vmid_lock); 102 ret = bitmap_find_free_region(cvm_vmid_bitmap, vmid_count, 0); 103 spin_unlock(&cvm_vmid_lock); 104 105 return ret; 106 } 107 108 static void cvm_vmid_release(unsigned int vmid) 109 { 110 spin_lock(&cvm_vmid_lock); 111 bitmap_release_region(cvm_vmid_bitmap, vmid, 0); 112 spin_unlock(&cvm_vmid_lock); 113 } 114 115 static u32 __kvm_pgd_page_idx(struct kvm_pgtable *pgt, u64 addr) 116 { 117 u64 shift = ARM64_HW_PGTABLE_LEVEL_SHIFT(pgt->start_level - 1); 118 u64 mask = BIT(pgt->ia_bits) - 1; 119 120 return (addr & mask) >> shift; 121 } 122 123 static u32 kvm_pgd_pages(u32 ia_bits, u32 start_level) 124 { 125 struct kvm_pgtable pgt = { 126 .ia_bits = ia_bits, 127 .start_level = start_level, 128 }; 129 return __kvm_pgd_page_idx(&pgt, -1ULL) + 1; 130 } 131 132 int kvm_arm_create_cvm(struct kvm *kvm) 133 { 134 int ret; 135 struct kvm_pgtable *pgt = kvm->arch.mmu.pgt; 136 unsigned int pgd_sz; 137 138 if (!kvm_is_cvm(kvm) || kvm_cvm_state(kvm) != CVM_STATE_NONE) 139 return 0; 140 141 ret = cvm_vmid_reserve(); 142 if (ret < 0) 143 return ret; 144 145 kvm->arch.cvm.cvm_vmid = ret; 146 147 pgd_sz = kvm_pgd_pages(pgt->ia_bits, pgt->start_level); 148 149 kvm->arch.cvm.params->ttt_base = phys_to_cvm_phys(kvm->arch.mmu.pgd_phys); 150 kvm->arch.cvm.params->measurement_algo = 0; 151 kvm->arch.cvm.params->ttt_level_start = kvm->arch.mmu.pgt->start_level; 152 kvm->arch.cvm.params->ttt_num_start = pgd_sz; 153 kvm->arch.cvm.params->s2sz = VTCR_EL2_IPA(kvm->arch.vtcr); 154 kvm->arch.cvm.params->vmid = kvm->arch.cvm.cvm_vmid; 155 kvm->arch.cvm.params->ns_vtcr = kvm->arch.vtcr; 156 kvm->arch.cvm.params->vttbr_el2 = kvm->arch.mmu.pgd_phys; 157 ret = tmi_cvm_create(kvm->arch.cvm.rd, __pa(kvm->arch.cvm.params)); 158 if (!ret) 159 kvm_info("KVM creates cVM: %d\n", kvm->arch.cvm.cvm_vmid); 160 161 WRITE_ONCE(kvm->arch.cvm.state, CVM_STATE_NEW); 162 kfree(kvm->arch.cvm.params); 163 kvm->arch.cvm.params = NULL; 164 return ret; 165 } 166 167 int cvm_create_rd(struct kvm *kvm) 168 { 169 if (!static_key_enabled(&kvm_cvm_is_available)) 170 return -EFAULT; 171 172 kvm->arch.cvm.rd = tmi_mem_alloc(kvm->arch.cvm.rd, NO_NUMA, 173 TMM_MEM_TYPE_RD, TMM_MEM_MAP_SIZE_MAX); 174 if (!kvm->arch.cvm.rd) { 175 kvm_err("tmi_mem_alloc for cvm rd failed: %d\n", kvm->arch.cvm.cvm_vmid); 176 return -ENOMEM; 177 } 178 kvm->arch.is_cvm = true; 179 return 0; 180 } 181 182 void kvm_free_rd(struct kvm *kvm) 183 { 184 int ret; 185 186 if (!kvm->arch.cvm.rd) 187 return; 188 189 ret = tmi_mem_free(kvm->arch.cvm.rd, NO_NUMA, TMM_MEM_TYPE_RD, TMM_MEM_MAP_SIZE_MAX); 190 if (ret) 191 kvm_err("tmi_mem_free for cvm rd failed: %d\n", kvm->arch.cvm.cvm_vmid); 192 else 193 kvm->arch.cvm.rd = 0; 194 } 195 196 void kvm_destroy_cvm(struct kvm *kvm) 197 { 198 uint32_t cvm_vmid = kvm->arch.cvm.cvm_vmid; 199 200 kfree(kvm->arch.cvm.params); 201 kvm->arch.cvm.params = NULL; 202 203 if (kvm_cvm_state(kvm) == CVM_STATE_NONE) 204 return; 205 206 cvm_vmid_release(cvm_vmid); 207 208 WRITE_ONCE(kvm->arch.cvm.state, CVM_STATE_DYING); 209 210 if (!tmi_cvm_destroy(kvm->arch.cvm.rd)) 211 kvm_info("KVM has destroyed cVM: %d\n", kvm->arch.cvm.cvm_vmid); 212 213 kvm_free_rd(kvm); 214 } 215 216 static int kvm_get_host_numa_node_by_ipa(uint64_t ipa, struct kvm_vcpu *vcpu) 217 { 218 int i; 219 struct kvm_numa_info *numa_info = &vcpu->kvm->arch.cvm.numa_info; 220 221 for (i = 0; i < numa_info->numa_cnt && i < MAX_NUMA_NODE; i++) { 222 struct kvm_numa_node *numa_node = &numa_info->numa_nodes[i]; 223 224 if (ipa >= numa_node->ipa_start && 225 ipa < (numa_node->ipa_start + numa_node->ipa_size)) 226 return numa_node->host_numa_node; 227 } 228 return NO_NUMA; 229 } 230 231 static int kvm_cvm_ttt_create(struct cvm *cvm, 232 unsigned long addr, 233 int level, 234 phys_addr_t phys) 235 { 236 addr = ALIGN_DOWN(addr, cvm_ttt_level_mapsize(level - 1)); 237 return tmi_ttt_create(phys, cvm->rd, addr, level); 238 } 239 > 240 int kvm_cvm_create_ttt_levels(struct kvm *kvm, struct cvm *cvm, 241 unsigned long ipa, 242 int level, 243 int max_level, 244 struct kvm_mmu_memory_cache *mc) 245 { 246 if (WARN_ON(level == max_level)) 247 return 0; 248 249 while (level++ < max_level) { 250 phys_addr_t ttt; 251 252 ttt = tmi_mem_alloc(cvm->rd, NO_NUMA, 253 TMM_MEM_TYPE_TTT, TMM_MEM_MAP_SIZE_MAX); 254 if (ttt == 0) 255 return -ENOMEM; 256 257 if (kvm_cvm_ttt_create(cvm, ipa, level, ttt)) { 258 (void)tmi_mem_free(ttt, NO_NUMA, TMM_MEM_TYPE_TTT, TMM_MEM_MAP_SIZE_MAX); 259 return -ENXIO; 260 } 261 } 262 263 return 0; 264 } 265 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 2392/15331] arch/arm64/kernel/ipi_nmi.c:39:9: error: implicit declaration of function '__printk_safe_enter'
by kernel test robot 28 Oct '24

28 Oct '24

Hi Li, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 9d0af12b79bee784902822ddeec2e1a8cfc18524 commit: 5e3e94b1477ca3f6cb47ae8137a4a99fe0ef6147 [2392/15331] arm64: Add non nmi ipi backtrace support config: arm64-randconfig-003-20241027 (https://download.01.org/0day-ci/archive/20241028/202410280402.j2eHLE32-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241028/202410280402.j2eHLE32-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410280402.j2eHLE32-lkp@intel.com/ All errors (new ones prefixed by >>): arch/arm64/kernel/ipi_nmi.c: In function 'ipi_cpu_backtrace': >> arch/arm64/kernel/ipi_nmi.c:39:9: error: implicit declaration of function '__printk_safe_enter' [-Wimplicit-function-declaration] 39 | __printk_safe_enter(); | ^~~~~~~~~~~~~~~~~~~ >> arch/arm64/kernel/ipi_nmi.c:41:9: error: implicit declaration of function '__printk_safe_exit' [-Wimplicit-function-declaration] 41 | __printk_safe_exit(); | ^~~~~~~~~~~~~~~~~~ vim +/__printk_safe_enter +39 arch/arm64/kernel/ipi_nmi.c 35 36 #ifdef CONFIG_NON_NMI_IPI_BACKTRACE 37 static void ipi_cpu_backtrace(void *info) 38 { > 39 __printk_safe_enter(); 40 nmi_cpu_backtrace(get_irq_regs()); > 41 __printk_safe_exit(); 42 } 43 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 20674/30000] drivers/net/ethernet/hisilicon/hns3/hns3_enet.c:5776:1: warning: label 'out_dbg_init' defined but not used
by kernel test robot 28 Oct '24

28 Oct '24

tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 412556141b3c12f2f160acc3a09a40c937837ee3 commit: b0c148879a02ad602d4526521d88b0a274aabe8d [20674/30000] UNIC: The driver loading process is terminated when the guid fails to be obtained. config: arm64-defconfig (https://download.01.org/0day-ci/archive/20241028/202410280241.RknzQo9w-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241028/202410280241.RknzQo9w-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410280241.RknzQo9w-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/net/ethernet/hisilicon/hns3/hns3_enet.c: In function 'hns3_client_init': >> drivers/net/ethernet/hisilicon/hns3/hns3_enet.c:5776:1: warning: label 'out_dbg_init' defined but not used [-Wunused-label] 5776 | out_dbg_init: | ^~~~~~~~~~~~ drivers/net/ethernet/hisilicon/hns3/hns3_enet.c: In function 'hns3_reset_notify_init_enet': >> drivers/net/ethernet/hisilicon/hns3/hns3_enet.c:6088:1: warning: label 'err_init_guid_fail' defined but not used [-Wunused-label] 6088 | err_init_guid_fail: | ^~~~~~~~~~~~~~~~~~ vim +/out_dbg_init +5776 drivers/net/ethernet/hisilicon/hns3/hns3_enet.c 5757 5758 hns3_state_init(handle); 5759 5760 if (test_bit(HNAE3_DEV_SUPPORT_QB_B, ae_dev->caps)) 5761 set_bit(HNAE3_PFLAG_FD_QB_ENABLE, &handle->supported_pflags); 5762 5763 ret = register_netdev(netdev); 5764 if (ret) { 5765 dev_err(priv->dev, "probe register netdev fail!\n"); 5766 goto out_reg_netdev_fail; 5767 } 5768 5769 if (netif_msg_drv(handle)) 5770 hns3_info_show(priv); 5771 5772 return ret; 5773 5774 out_reg_netdev_fail: 5775 hns3_state_uninit(handle); > 5776 out_dbg_init: 5777 hns3_dbg_uninit(handle); 5778 hns3_client_stop(handle); 5779 out_client_start: 5780 hns3_free_rx_cpu_rmap(netdev); 5781 hns3_nic_uninit_irq(priv); 5782 out_init_irq_fail: 5783 hns3_uninit_phy(netdev); 5784 out_init_phy: 5785 hns3_uninit_all_ring(priv); 5786 out_init_ring: 5787 hns3_nic_uninit_vector_data(priv); 5788 out_init_vector_data: 5789 hns3_nic_dealloc_vector_data(priv); 5790 out_alloc_vector_data: 5791 priv->ring = NULL; 5792 out_get_ring_cfg: 5793 priv->ae_handle = NULL; 5794 free_netdev(netdev); 5795 return ret; 5796 } 5797 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 5957/23866] include/linux/uaccess.h:112:17: warning: 'bind' may be used uninitialized
by kernel test robot 28 Oct '24

28 Oct '24

Hi Jean-Philippe, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 22c50245e8025b0c6beee13d0df238987b98e6f8 commit: 2dd8345826607c5d2d6528de872118da554015b6 [5957/23866] vfio: Add support for Shared Virtual Addressing config: arm64-randconfig-004-20241027 (https://download.01.org/0day-ci/archive/20241028/202410280214.zmJz4NhI-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241028/202410280214.zmJz4NhI-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410280214.zmJz4NhI-lkp@intel.com/ Note: it may well be a FALSE warning. FWIW you are at least aware of it now. http://gcc.gnu.org/wiki/Better_Uninitialized_Warnings All warnings (new ones prefixed by >>): In file included from include/linux/compat.h:19, from drivers/vfio/vfio_iommu_type1.c:27: In function '_copy_from_user', inlined from 'copy_from_user' at include/linux/uaccess.h:144:7, inlined from 'vfio_iommu_type1_bind_process' at drivers/vfio/vfio_iommu_type1.c:1933:6: include/linux/uaccess.h:112:17: warning: 'params' may be used uninitialized [-Wmaybe-uninitialized] 112 | kasan_check_write(to, n); | ^~~~~~~~~~~~~~~~~~~~~~~~ In file included from include/linux/compiler.h:251, from include/asm-generic/div64.h:25, from ./arch/arm64/include/generated/asm/div64.h:1, from include/linux/math64.h:6, from include/linux/time64.h:5, from include/linux/compat_time.h:6, from include/linux/compat.h:10: include/linux/kasan-checks.h: In function 'vfio_iommu_type1_bind_process': include/linux/kasan-checks.h:7:6: note: by argument 1 of type 'const volatile void *' to 'kasan_check_write' declared here 7 | void kasan_check_write(const volatile void *p, unsigned int size); | ^~~~~~~~~~~~~~~~~ drivers/vfio/vfio_iommu_type1.c:1920:46: note: 'params' declared here 1920 | struct vfio_iommu_type1_bind_process params; | ^~~~~~ In function '_copy_from_user', inlined from 'copy_from_user' at include/linux/uaccess.h:144:7, inlined from 'vfio_iommu_type1_unbind_process' at drivers/vfio/vfio_iommu_type1.c:2021:6: include/linux/uaccess.h:112:17: warning: 'params' may be used uninitialized [-Wmaybe-uninitialized] 112 | kasan_check_write(to, n); | ^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/kasan-checks.h: In function 'vfio_iommu_type1_unbind_process': include/linux/kasan-checks.h:7:6: note: by argument 1 of type 'const volatile void *' to 'kasan_check_write' declared here 7 | void kasan_check_write(const volatile void *p, unsigned int size); | ^~~~~~~~~~~~~~~~~ drivers/vfio/vfio_iommu_type1.c:2014:46: note: 'params' declared here 2014 | struct vfio_iommu_type1_bind_process params; | ^~~~~~ In function '_copy_from_user', inlined from 'copy_from_user' at include/linux/uaccess.h:144:7, inlined from 'vfio_iommu_type1_ioctl' at drivers/vfio/vfio_iommu_type1.c:2084:7: include/linux/uaccess.h:112:17: warning: 'info' may be used uninitialized [-Wmaybe-uninitialized] 112 | kasan_check_write(to, n); | ^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/kasan-checks.h: In function 'vfio_iommu_type1_ioctl': include/linux/kasan-checks.h:7:6: note: by argument 1 of type 'const volatile void *' to 'kasan_check_write' declared here 7 | void kasan_check_write(const volatile void *p, unsigned int size); | ^~~~~~~~~~~~~~~~~ drivers/vfio/vfio_iommu_type1.c:2080:46: note: 'info' declared here 2080 | struct vfio_iommu_type1_info info; | ^~~~ In function '_copy_from_user', inlined from 'copy_from_user' at include/linux/uaccess.h:144:7, inlined from 'vfio_iommu_type1_ioctl' at drivers/vfio/vfio_iommu_type1.c:2104:7: include/linux/uaccess.h:112:17: warning: 'map' may be used uninitialized [-Wmaybe-uninitialized] 112 | kasan_check_write(to, n); | ^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/kasan-checks.h: In function 'vfio_iommu_type1_ioctl': include/linux/kasan-checks.h:7:6: note: by argument 1 of type 'const volatile void *' to 'kasan_check_write' declared here 7 | void kasan_check_write(const volatile void *p, unsigned int size); | ^~~~~~~~~~~~~~~~~ drivers/vfio/vfio_iommu_type1.c:2098:49: note: 'map' declared here 2098 | struct vfio_iommu_type1_dma_map map; | ^~~ In function '_copy_from_user', inlined from 'copy_from_user' at include/linux/uaccess.h:144:7, inlined from 'vfio_iommu_type1_ioctl' at drivers/vfio/vfio_iommu_type1.c:2118:7: include/linux/uaccess.h:112:17: warning: 'unmap' may be used uninitialized [-Wmaybe-uninitialized] 112 | kasan_check_write(to, n); | ^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/kasan-checks.h: In function 'vfio_iommu_type1_ioctl': include/linux/kasan-checks.h:7:6: note: by argument 1 of type 'const volatile void *' to 'kasan_check_write' declared here 7 | void kasan_check_write(const volatile void *p, unsigned int size); | ^~~~~~~~~~~~~~~~~ drivers/vfio/vfio_iommu_type1.c:2113:51: note: 'unmap' declared here 2113 | struct vfio_iommu_type1_dma_unmap unmap; | ^~~~~ In function '_copy_from_user', inlined from 'copy_from_user' at include/linux/uaccess.h:144:7, inlined from 'vfio_iommu_type1_ioctl' at drivers/vfio/vfio_iommu_type1.c:2136:7: >> include/linux/uaccess.h:112:17: warning: 'bind' may be used uninitialized [-Wmaybe-uninitialized] 112 | kasan_check_write(to, n); | ^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/kasan-checks.h: In function 'vfio_iommu_type1_ioctl': include/linux/kasan-checks.h:7:6: note: by argument 1 of type 'const volatile void *' to 'kasan_check_write' declared here 7 | void kasan_check_write(const volatile void *p, unsigned int size); | ^~~~~~~~~~~~~~~~~ drivers/vfio/vfio_iommu_type1.c:2132:46: note: 'bind' declared here 2132 | struct vfio_iommu_type1_bind bind; | ^~~~ In function '_copy_from_user', inlined from 'copy_from_user' at include/linux/uaccess.h:144:7, inlined from 'vfio_iommu_type1_ioctl' at drivers/vfio/vfio_iommu_type1.c:2155:7: >> include/linux/uaccess.h:112:17: warning: 'bind' may be used uninitialized [-Wmaybe-uninitialized] 112 | kasan_check_write(to, n); | ^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/kasan-checks.h: In function 'vfio_iommu_type1_ioctl': include/linux/kasan-checks.h:7:6: note: by argument 1 of type 'const volatile void *' to 'kasan_check_write' declared here 7 | void kasan_check_write(const volatile void *p, unsigned int size); | ^~~~~~~~~~~~~~~~~ drivers/vfio/vfio_iommu_type1.c:2151:46: note: 'bind' declared here 2151 | struct vfio_iommu_type1_bind bind; | ^~~~ vim +/bind +112 include/linux/uaccess.h d597580d373774 Al Viro 2017-03-20 104 d597580d373774 Al Viro 2017-03-20 105 #ifdef INLINE_COPY_FROM_USER d597580d373774 Al Viro 2017-03-20 106 static inline unsigned long d597580d373774 Al Viro 2017-03-20 107 _copy_from_user(void *to, const void __user *from, unsigned long n) d597580d373774 Al Viro 2017-03-20 108 { d597580d373774 Al Viro 2017-03-20 109 unsigned long res = n; 9c5f6908de03a4 Al Viro 2017-06-29 110 might_fault(); 4983cb67a383a7 Linus Torvalds 2019-02-14 111 if (likely(access_ok(from, n))) { 9c5f6908de03a4 Al Viro 2017-06-29 @112 kasan_check_write(to, n); d597580d373774 Al Viro 2017-03-20 113 res = raw_copy_from_user(to, from, n); 9c5f6908de03a4 Al Viro 2017-06-29 114 } d597580d373774 Al Viro 2017-03-20 115 if (unlikely(res)) d597580d373774 Al Viro 2017-03-20 116 memset(to + (n - res), 0, res); d597580d373774 Al Viro 2017-03-20 117 return res; d597580d373774 Al Viro 2017-03-20 118 } d597580d373774 Al Viro 2017-03-20 119 #else d597580d373774 Al Viro 2017-03-20 120 extern unsigned long d597580d373774 Al Viro 2017-03-20 121 _copy_from_user(void *, const void __user *, unsigned long); d597580d373774 Al Viro 2017-03-20 122 #endif d597580d373774 Al Viro 2017-03-20 123 :::::: The code at line 112 was first introduced by commit :::::: 9c5f6908de03a4f52ba7364b11fcd6116225480c copy_{from,to}_user(): move kasan checks and might_fault() out-of-line :::::: TO: Al Viro <viro(a)zeniv.linux.org.uk> :::::: CC: Al Viro <viro(a)zeniv.linux.org.uk> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 19385/30000] drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c:1030:27: warning: unused variable 'hdev'
by kernel test robot 28 Oct '24

28 Oct '24

Hi Junxin, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 412556141b3c12f2f160acc3a09a40c937837ee3 commit: 1cdab7738ac98414f73d5d56f7d643e4398b9bf2 [19385/30000] UNIC: Supports query, configuration, and management of IP entry config: arm64-defconfig (https://download.01.org/0day-ci/archive/20241028/202410280022.ihPbrm2F-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241028/202410280022.ihPbrm2F-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410280022.ihPbrm2F-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c: In function 'hclge_mbx_get_vf_flr_status_handler': >> drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c:1030:27: warning: unused variable 'hdev' [-Wunused-variable] 1030 | struct hclge_dev *hdev = param->vport->back; | ^~~~ drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c: In function 'hclge_mbx_vf_uninit_handler': drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c:1046:27: warning: unused variable 'hdev' [-Wunused-variable] 1046 | struct hclge_dev *hdev = param->vport->back; | ^~~~ vim +/hdev +1030 drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c 1026 1027 static int 1028 hclge_mbx_get_vf_flr_status_handler(struct hclge_mbx_ops_param *param) 1029 { > 1030 struct hclge_dev *hdev = param->vport->back; 1031 1032 hclge_rm_vport_all_mac_table(param->vport, false, 1033 HCLGE_MAC_ADDR_UC); 1034 hclge_rm_vport_all_mac_table(param->vport, false, 1035 HCLGE_MAC_ADDR_MC); 1036 hclge_rm_vport_all_vlan_table(param->vport, false); 1037 #ifdef CONFIG_HNS3_UBL 1038 if (hnae3_dev_ubl_supported(hdev->ae_dev)) 1039 hclge_unic_rm_vport_all_ip_table(param->vport, false); 1040 #endif 1041 return 0; 1042 } 1043 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 10656/15331] drivers/gpu/drm/amd/amdgpu/../display/dc/dml/calcs/dcn_calc_auto.c:121:6: warning: stack frame size (2568) exceeds limit (2048) in 'mode_support_and_system_configuration'
by kernel test robot 27 Oct '24

27 Oct '24

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 9d0af12b79bee784902822ddeec2e1a8cfc18524 commit: 241ad43fe7e9c24d5ba4cdd1ec22e731cdd22d14 [10656/15331] Compiler: Add clang's PGO support for kernel. config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20241027/202410272347.buJeCUbv-lkp@…) compiler: clang version 19.1.2 (https://github.com/llvm/llvm-project 7ba7d8e2f7b6445b60679da826210cdde29eaf8b) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410272347.buJeCUbv-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410272347.buJeCUbv-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/dml/calcs/dcn_calc_auto.c:26: In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/dm_services.h:35: In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/dm_services_types.h:29: In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/os_types.h:31: In file included from include/linux/kgdb.h:19: In file included from include/linux/kprobes.h:28: In file included from include/linux/ftrace.h:13: In file included from include/linux/kallsyms.h:13: In file included from include/linux/mm.h:2235: include/linux/vmstat.h:508:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 508 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 509 | item]; | ~~~~ include/linux/vmstat.h:515:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 515 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 516 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 522 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ include/linux/vmstat.h:527:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 527 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 528 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:536:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 536 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 537 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ >> drivers/gpu/drm/amd/amdgpu/../display/dc/dml/calcs/dcn_calc_auto.c:121:6: warning: stack frame size (2568) exceeds limit (2048) in 'mode_support_and_system_configuration' [-Wframe-larger-than] 121 | void mode_support_and_system_configuration(struct dcn_bw_internal_vars *v) | ^ 6 warnings generated. vim +/mode_support_and_system_configuration +121 drivers/gpu/drm/amd/amdgpu/../display/dc/dml/calcs/dcn_calc_auto.c 5634fb6078dd9b9 drivers/gpu/drm/amd/display/dc/calcs/dcn_calc_auto.c Dmytro Laktyushkin 2017-06-15 120 74c49c7ac14f3a7 drivers/gpu/drm/amd/display/dc/calcs/dcn_calc_auto.c Harry Wentland 2017-05-08 @121 void mode_support_and_system_configuration(struct dcn_bw_internal_vars *v) :::::: The code at line 121 was first introduced by commit :::::: 74c49c7ac14f3a7cc500be959709f3473a6a49e7 drm/amdgpu/display: Add calcs code for DCN :::::: TO: Harry Wentland <harry.wentland(a)amd.com> :::::: CC: Alex Deucher <alexander.deucher(a)amd.com> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 2385/15331] kernel/cgroup/cgroup.c:3968:29: error: 'cgroup_psi_stat_show' undeclared here (not in a function); did you mean 'cgroup_stat_show'?
by kernel test robot 27 Oct '24

27 Oct '24

Hi Lu, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 9d0af12b79bee784902822ddeec2e1a8cfc18524 commit: 4a69b56540f40550585b9f93c35e415ac90bdecc [2385/15331] sched/psi: Introduce pressure.stat in psi config: arm64-randconfig-003-20241027 (https://download.01.org/0day-ci/archive/20241027/202410272152.5flmz7cD-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410272152.5flmz7cD-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410272152.5flmz7cD-lkp@intel.com/ All errors (new ones prefixed by >>): >> kernel/cgroup/cgroup.c:3968:29: error: 'cgroup_psi_stat_show' undeclared here (not in a function); did you mean 'cgroup_stat_show'? 3968 | .seq_show = cgroup_psi_stat_show, | ^~~~~~~~~~~~~~~~~~~~ | cgroup_stat_show vim +3968 kernel/cgroup/cgroup.c 3929 3930 struct cftype cgroup_v1_psi_files[] = { 3931 { 3932 .name = "io.pressure", 3933 .flags = CFTYPE_NO_PREFIX, 3934 .seq_show = cgroup_io_pressure_show, 3935 .write = cgroup_io_pressure_write, 3936 .poll = cgroup_pressure_poll, 3937 .release = cgroup_pressure_release, 3938 }, 3939 { 3940 .name = "memory.pressure", 3941 .flags = CFTYPE_NO_PREFIX, 3942 .seq_show = cgroup_memory_pressure_show, 3943 .write = cgroup_memory_pressure_write, 3944 .poll = cgroup_pressure_poll, 3945 .release = cgroup_pressure_release, 3946 }, 3947 { 3948 .name = "cpu.pressure", 3949 .flags = CFTYPE_NO_PREFIX, 3950 .seq_show = cgroup_cpu_pressure_show, 3951 .write = cgroup_cpu_pressure_write, 3952 .poll = cgroup_pressure_poll, 3953 .release = cgroup_pressure_release, 3954 }, 3955 #ifdef CONFIG_IRQ_TIME_ACCOUNTING 3956 { 3957 .name = "irq.pressure", 3958 .flags = CFTYPE_NO_PREFIX, 3959 .seq_show = cgroup_irq_pressure_show, 3960 .write = cgroup_irq_pressure_write, 3961 .poll = cgroup_pressure_poll, 3962 .release = cgroup_pressure_release, 3963 }, 3964 #endif 3965 { 3966 .name = "pressure.stat", 3967 .flags = CFTYPE_NO_PREFIX, > 3968 .seq_show = cgroup_psi_stat_show, 3969 }, 3970 { } /* terminate */ 3971 }; 3972 #endif 3973 #else /* CONFIG_PSI */ 3974 bool cgroup_psi_enabled(void) 3975 { 3976 return false; 3977 } 3978 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 19380/30000] drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c:11043:30: warning: unused variable 'ae_dev'
by kernel test robot 27 Oct '24

27 Oct '24

Hi Fengyan, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 412556141b3c12f2f160acc3a09a40c937837ee3 commit: 2922b0712475ada00f0a0b601497415c58f18a3f [19380/30000] UNIC: Support changing MTU size in UB mode config: arm64-defconfig (https://download.01.org/0day-ci/archive/20241027/202410271950.sb0LbrDb-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410271950.sb0LbrDb-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410271950.sb0LbrDb-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c: In function 'hclge_reset_event': drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c:4343:46: warning: implicit conversion from 'enum hnae3_reset_type' to 'enum hnae3_event_type_custom' [-Wenum-conversion] 4343 | ret = hclge_ext_call_event(hdev, hdev->reset_level); | ~~~~^~~~~~~~~~~~~ drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c: In function 'hclge_set_vport_mtu': >> drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c:11043:30: warning: unused variable 'ae_dev' [-Wunused-variable] 11043 | struct hnae3_ae_dev *ae_dev = pci_get_drvdata(vport->nic.pdev); | ^~~~~~ drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c: In function 'hclge_get_strings': drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c:577:50: warning: '%s' directive output may be truncated writing up to 4895 bytes into a region of size 32 [-Wformat-truncation=] 577 | snprintf(buff, ETH_GSTRING_LEN, "%s", strs[i].desc); | ^~ In function 'hclge_comm_get_strings', inlined from 'hclge_get_strings' at drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c:689:7: drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c:577:17: note: 'snprintf' output between 1 and 4896 bytes into a destination of size 32 577 | snprintf(buff, ETH_GSTRING_LEN, "%s", strs[i].desc); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +/ae_dev +11043 drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c 11040 11041 int hclge_set_vport_mtu(struct hclge_vport *vport, int new_mtu) 11042 { 11043 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(vport->nic.pdev); 11044 int l2_hlen = ETH_HLEN + ETH_FCS_LEN + 2 * VLAN_HLEN; 11045 int default_size = HCLGE_MAC_DEFAULT_FRAME; 11046 int min_frm_size = HCLGE_MAC_MIN_FRAME; 11047 struct hclge_dev *hdev = vport->back; 11048 int i, max_frm_size, ret; 11049 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 15074/30000] kernel/sched/topology.c:1618:9: error: implicit declaration of function 'register_sysctl_init'; did you mean 'register_sysctl'?
by kernel test robot 27 Oct '24

27 Oct '24

Hi Tim, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 412556141b3c12f2f160acc3a09a40c937837ee3 commit: 8ce3e706b31409147f035c037055caa68e450ce5 [15074/30000] scheduler: Add runtime knob sysctl_sched_cluster config: arm64-randconfig-001-20241026 (https://download.01.org/0day-ci/archive/20241027/202410271829.BwTi43vD-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410271829.BwTi43vD-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410271829.BwTi43vD-lkp@intel.com/ All errors (new ones prefixed by >>): kernel/sched/topology.c: In function 'sched_cluster_sysctl_init': >> kernel/sched/topology.c:1618:9: error: implicit declaration of function 'register_sysctl_init'; did you mean 'register_sysctl'? [-Werror=implicit-function-declaration] 1618 | register_sysctl_init("kernel", sched_cluster_sysctls); | ^~~~~~~~~~~~~~~~~~~~ | register_sysctl cc1: some warnings being treated as errors vim +1618 kernel/sched/topology.c 1615 1616 static int __init sched_cluster_sysctl_init(void) 1617 { > 1618 register_sysctl_init("kernel", sched_cluster_sysctls); 1619 return 0; 1620 } 1621 late_initcall(sched_cluster_sysctl_init); 1622 #endif 1623 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 15026/23866] arch/arm64/mm/init.c:790:17: error: 'pmu_nmi_enable' undeclared; did you mean 'perf_pmu_enable'?
by kernel test robot 27 Oct '24

27 Oct '24

Hi Xu, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 22c50245e8025b0c6beee13d0df238987b98e6f8 commit: 0c40cea7cfc2d1d9762e6fbbb531a43e6dac95ca [15026/23866] NMI: Enable arm-pmu interrupt as NMI in Acensed. config: arm64-randconfig-003-20241027 (https://download.01.org/0day-ci/archive/20241027/202410271711.fq8r9NpJ-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410271711.fq8r9NpJ-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410271711.fq8r9NpJ-lkp@intel.com/ All errors (new ones prefixed by >>): arch/arm64/mm/init.c:469:13: warning: no previous prototype for 'arm64_memblock_init' [-Wmissing-prototypes] 469 | void __init arm64_memblock_init(void) | ^~~~~~~~~~~~~~~~~~~ arch/arm64/mm/init.c: In function 'ascend_enable_all_features': arch/arm64/mm/init.c:787:17: error: 'mem_sleep_current' undeclared (first use in this function) 787 | mem_sleep_current = PM_SUSPEND_ON; | ^~~~~~~~~~~~~~~~~ arch/arm64/mm/init.c:787:17: note: each undeclared identifier is reported only once for each function it appears in >> arch/arm64/mm/init.c:790:17: error: 'pmu_nmi_enable' undeclared (first use in this function); did you mean 'perf_pmu_enable'? 790 | pmu_nmi_enable = true; | ^~~~~~~~~~~~~~ | perf_pmu_enable vim +790 arch/arm64/mm/init.c 774 775 void ascend_enable_all_features(void) 776 { 777 if (IS_ENABLED(CONFIG_ASCEND_DVPP_MMAP)) 778 enable_mmap_dvpp = 1; 779 780 if (IS_ENABLED(CONFIG_ASCEND_IOPF_HIPRI)) 781 enable_iopf_hipri = 1; 782 783 if (IS_ENABLED(CONFIG_ASCEND_CHARGE_MIGRATE_HUGEPAGES)) 784 enable_charge_mighp = 1; 785 786 if (IS_ENABLED(CONFIG_SUSPEND)) 787 mem_sleep_current = PM_SUSPEND_ON; 788 789 if (IS_ENABLED(CONFIG_PMU_WATCHDOG)) > 790 pmu_nmi_enable = true; 791 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-5.10 19377/30000] drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c:2104:33: warning: 'hns3_unic_ethtool_ops' defined but not used
by kernel test robot 27 Oct '24

27 Oct '24

Hi Fengyan, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 412556141b3c12f2f160acc3a09a40c937837ee3 commit: 737ec46e963210dc3b856637e871fa5b0c91316e [19377/30000] UNIC: Adds the process of UNIC driver initializing config: arm64-defconfig (https://download.01.org/0day-ci/archive/20241027/202410271746.Yz3z91T2-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410271746.Yz3z91T2-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410271746.Yz3z91T2-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c:2104:33: warning: 'hns3_unic_ethtool_ops' defined but not used [-Wunused-const-variable=] 2104 | static const struct ethtool_ops hns3_unic_ethtool_ops = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c: In function 'hns3_get_strings': drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c:588:58: warning: '%s' directive output may be truncated writing up to 119 bytes into a region of size 32 [-Wformat-truncation=] 588 | snprintf(buff, ETH_GSTRING_LEN, "%s", | ^~ drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c:588:25: note: 'snprintf' output between 1 and 120 bytes into a destination of size 32 588 | snprintf(buff, ETH_GSTRING_LEN, "%s", | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 589 | hns3_priv_flags[i].name); | ~~~~~~~~~~~~~~~~~~~~~~~~ vim +/hns3_unic_ethtool_ops +2104 drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c 2103 > 2104 static const struct ethtool_ops hns3_unic_ethtool_ops = { 2105 .supported_coalesce_params = HNS3_ETHTOOL_COALESCE, 2106 .supported_ring_params = HNS3_ETHTOOL_RING, 2107 .self_test = hns3_self_test, 2108 .get_drvinfo = hns3_get_drvinfo, 2109 .get_link = hns3_get_link, 2110 .get_ringparam = hns3_get_ringparam, 2111 .set_ringparam = hns3_set_ringparam, 2112 .get_strings = hns3_get_strings, 2113 .get_ethtool_stats = hns3_get_stats, 2114 .get_sset_count = hns3_get_sset_count, 2115 .get_channels = hns3_get_channels, 2116 .set_channels = hns3_set_channels, 2117 .get_rxnfc = hns3_get_rxnfc, 2118 .set_rxnfc = hns3_set_rxnfc, 2119 .get_rxfh_key_size = hns3_get_rss_key_size, 2120 .get_rxfh_indir_size = hns3_get_rss_indir_size, 2121 .get_rxfh = hns3_get_rss, 2122 .set_rxfh = hns3_set_rss, 2123 .get_link_ksettings = hns3_get_link_ksettings, 2124 .set_link_ksettings = hns3_set_link_ksettings, 2125 .nway_reset = hns3_nway_reset, 2126 .get_coalesce = hns3_get_coalesce, 2127 .set_coalesce = hns3_set_coalesce, 2128 .get_regs_len = hns3_get_regs_len, 2129 .get_regs = hns3_get_regs, 2130 .set_phys_id = hns3_set_phys_id, 2131 .get_msglevel = hns3_get_msglevel, 2132 .set_msglevel = hns3_set_msglevel, 2133 .get_fecparam = hns3_get_fecparam, 2134 .set_fecparam = hns3_set_fecparam, 2135 .get_module_info = hns3_get_module_info, 2136 .get_module_eeprom = hns3_get_module_eeprom, 2137 .get_priv_flags = hns3_get_priv_flags, 2138 .set_priv_flags = hns3_set_priv_flags, 2139 .get_ts_info = hns3_get_ts_info, 2140 .get_tunable = hns3_get_tunable, 2141 .set_tunable = hns3_set_tunable, 2142 .reset = hns3_set_reset, 2143 .get_link_ext_state = hns3_get_link_ext_state, 2144 }; 2145 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-5.10 15679/30000] drivers/crypto/hisilicon/qm.c:2755:9: warning: 'strncpy' specified bound depends on the length of the source argument
by kernel test robot 27 Oct '24

27 Oct '24

Hi Weili, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 412556141b3c12f2f160acc3a09a40c937837ee3 commit: a1666f44c2250f7413e73e2f4c02cb2c01f9e3b0 [15679/30000] crypto: hisilicon/qm - support no-sva feature config: arm64-defconfig (https://download.01.org/0day-ci/archive/20241027/202410271351.DRedn4gy-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410271351.DRedn4gy-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410271351.DRedn4gy-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/crypto/hisilicon/qm.c: In function 'qm_alloc_uacce': >> drivers/crypto/hisilicon/qm.c:2755:9: warning: 'strncpy' specified bound depends on the length of the source argument [-Wstringop-truncation] 2755 | strncpy(interface.name, pdev->driver->name, name_len); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/crypto/hisilicon/qm.c:2748:20: note: length computed here 2748 | name_len = strlen(pdev->driver->name); | ^~~~~~~~~~~~~~~~~~~~~~~~~~ vim +/strncpy +2755 drivers/crypto/hisilicon/qm.c 2737 2738 static int qm_alloc_uacce(struct hisi_qm *qm) 2739 { 2740 struct pci_dev *pdev = qm->pdev; 2741 struct uacce_interface interface; 2742 struct uacce_device *uacce; 2743 int name_len; 2744 2745 if (!qm->use_uacce) 2746 return 0; 2747 2748 name_len = strlen(pdev->driver->name); 2749 if (name_len >= UACCE_MAX_NAME_SIZE) { 2750 pci_err(pdev, "The driver name(%d) is longer than %d!\n", 2751 name_len, UACCE_MAX_NAME_SIZE); 2752 return -EINVAL; 2753 } 2754 > 2755 strncpy(interface.name, pdev->driver->name, name_len); 2756 interface.name[name_len] = '\0'; 2757 2758 interface.flags = qm->use_iommu ? UACCE_DEV_IOMMU : UACCE_DEV_NOIOMMU; 2759 if (qm->mode == UACCE_MODE_SVA) { 2760 if (!qm->use_iommu) { 2761 pci_err(pdev, "iommu not support sva!\n"); 2762 return -EINVAL; 2763 } 2764 2765 interface.flags |= UACCE_DEV_SVA; 2766 } 2767 2768 interface.ops = &uacce_qm_ops; 2769 uacce = uacce_alloc(&pdev->dev, &interface); 2770 if (IS_ERR(uacce)) { 2771 pci_err(pdev, "fail to alloc uacce device\n!"); 2772 return PTR_ERR(uacce); 2773 } 2774 qm->uacce = uacce; 2775 2776 qm_uacce_base_init(qm); 2777 qm->uacce = uacce; 2778 INIT_LIST_HEAD(&qm->isolate_data.qm_hw_errs); 2779 mutex_init(&qm->isolate_data.isolate_lock); 2780 2781 return 0; 2782 } 2783 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:openEuler-1.0-LTS 20138/23866] include/linux/uaccess.h:112:17: warning: 'cap' may be used uninitialized
by kernel test robot 27 Oct '24

27 Oct '24

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 22c50245e8025b0c6beee13d0df238987b98e6f8 commit: 5694b2e450d4ad76c3314ad8ac73025bc616930e [20138/23866] kvm: make KVM_CAP_ENABLE_CAP_VM architecture agnostic config: arm64-randconfig-004-20241026 (https://download.01.org/0day-ci/archive/20241027/202410271304.Dk0G18Dx-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410271304.Dk0G18Dx-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410271304.Dk0G18Dx-lkp@intel.com/ Note: it may well be a FALSE warning. FWIW you are at least aware of it now. http://gcc.gnu.org/wiki/Better_Uninitialized_Warnings All warnings (new ones prefixed by >>): In function '__cmpxchg_case_acq_4', inlined from '__cmpxchg_acq' at arch/arm64/include/asm/cmpxchg.h:141:1, inlined from 'queued_spin_lock' at include/asm-generic/qspinlock.h:85:8, inlined from 'do_raw_spin_lock' at include/linux/spinlock.h:180:2, inlined from '__raw_spin_lock' at include/linux/spinlock_api_smp.h:143:2, inlined from 'kvm_dying_cpu' at arch/arm64/kvm/../../../virt/kvm/kvm_main.c:3447:2: arch/arm64/include/asm/atomic_lse.h:492:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'raw_spinlock_t[1]' {aka 'struct raw_spinlock[1]'} [-Warray-bounds=] 492 | asm volatile( \ | ^~~ arch/arm64/include/asm/atomic_lse.h:515:1: note: in expansion of macro '__CMPXCHG_CASE' 515 | __CMPXCHG_CASE(w, , acq_4, a, "memory") | ^~~~~~~~~~~~~~ arch/arm64/kvm/../../../virt/kvm/kvm_main.c: In function 'kvm_dying_cpu': arch/arm64/kvm/../../../virt/kvm/kvm_main.c:97:28: note: object 'kvm_count_lock' of size 4 97 | static DEFINE_RAW_SPINLOCK(kvm_count_lock); | ^~~~~~~~~~~~~~ include/linux/spinlock_types.h:59:48: note: in definition of macro 'DEFINE_RAW_SPINLOCK' 59 | #define DEFINE_RAW_SPINLOCK(x) raw_spinlock_t x = __RAW_SPIN_LOCK_UNLOCKED(x) | ^ In function '__cmpxchg_case_acq_4', inlined from '__cmpxchg_acq' at arch/arm64/include/asm/cmpxchg.h:141:1, inlined from 'queued_spin_lock' at include/asm-generic/qspinlock.h:85:8, inlined from 'do_raw_spin_lock' at include/linux/spinlock.h:180:2, inlined from '__raw_spin_lock' at include/linux/spinlock_api_smp.h:143:2, inlined from 'hardware_disable_all' at arch/arm64/kvm/../../../virt/kvm/kvm_main.c:3465:2: arch/arm64/include/asm/atomic_lse.h:492:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'raw_spinlock_t[1]' {aka 'struct raw_spinlock[1]'} [-Warray-bounds=] 492 | asm volatile( \ | ^~~ arch/arm64/include/asm/atomic_lse.h:515:1: note: in expansion of macro '__CMPXCHG_CASE' 515 | __CMPXCHG_CASE(w, , acq_4, a, "memory") | ^~~~~~~~~~~~~~ arch/arm64/kvm/../../../virt/kvm/kvm_main.c: In function 'hardware_disable_all': arch/arm64/kvm/../../../virt/kvm/kvm_main.c:97:28: note: object 'kvm_count_lock' of size 4 97 | static DEFINE_RAW_SPINLOCK(kvm_count_lock); | ^~~~~~~~~~~~~~ include/linux/spinlock_types.h:59:48: note: in definition of macro 'DEFINE_RAW_SPINLOCK' 59 | #define DEFINE_RAW_SPINLOCK(x) raw_spinlock_t x = __RAW_SPIN_LOCK_UNLOCKED(x) | ^ In function '__cmpxchg_case_acq_4', inlined from '__cmpxchg_acq' at arch/arm64/include/asm/cmpxchg.h:141:1, inlined from 'queued_spin_lock' at include/asm-generic/qspinlock.h:85:8, inlined from 'do_raw_spin_lock' at include/linux/spinlock.h:180:2, inlined from '__raw_spin_lock' at include/linux/spinlock_api_smp.h:143:2, inlined from 'hardware_disable_all' at arch/arm64/kvm/../../../virt/kvm/kvm_main.c:3465:2: arch/arm64/include/asm/atomic_lse.h:492:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'raw_spinlock_t[1]' {aka 'struct raw_spinlock[1]'} [-Warray-bounds=] 492 | asm volatile( \ | ^~~ arch/arm64/include/asm/atomic_lse.h:515:1: note: in expansion of macro '__CMPXCHG_CASE' 515 | __CMPXCHG_CASE(w, , acq_4, a, "memory") | ^~~~~~~~~~~~~~ arch/arm64/kvm/../../../virt/kvm/kvm_main.c: In function 'hardware_disable_all': arch/arm64/kvm/../../../virt/kvm/kvm_main.c:97:28: note: object 'kvm_count_lock' of size 4 97 | static DEFINE_RAW_SPINLOCK(kvm_count_lock); | ^~~~~~~~~~~~~~ include/linux/spinlock_types.h:59:48: note: in definition of macro 'DEFINE_RAW_SPINLOCK' 59 | #define DEFINE_RAW_SPINLOCK(x) raw_spinlock_t x = __RAW_SPIN_LOCK_UNLOCKED(x) | ^ In function '__cmpxchg_case_acq_4', inlined from '__cmpxchg_acq' at arch/arm64/include/asm/cmpxchg.h:141:1, inlined from 'queued_spin_lock' at include/asm-generic/qspinlock.h:85:8, inlined from 'do_raw_spin_lock' at include/linux/spinlock.h:180:2, inlined from '__raw_spin_lock' at include/linux/spinlock_api_smp.h:143:2, inlined from 'hardware_enable_all' at arch/arm64/kvm/../../../virt/kvm/kvm_main.c:3474:2, inlined from 'kvm_create_vm' at arch/arm64/kvm/../../../virt/kvm/kvm_main.c:688:6: arch/arm64/include/asm/atomic_lse.h:492:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'raw_spinlock_t[1]' {aka 'struct raw_spinlock[1]'} [-Warray-bounds=] 492 | asm volatile( \ | ^~~ arch/arm64/include/asm/atomic_lse.h:515:1: note: in expansion of macro '__CMPXCHG_CASE' 515 | __CMPXCHG_CASE(w, , acq_4, a, "memory") | ^~~~~~~~~~~~~~ arch/arm64/kvm/../../../virt/kvm/kvm_main.c: In function 'kvm_create_vm': arch/arm64/kvm/../../../virt/kvm/kvm_main.c:97:28: note: object 'kvm_count_lock' of size 4 97 | static DEFINE_RAW_SPINLOCK(kvm_count_lock); | ^~~~~~~~~~~~~~ include/linux/spinlock_types.h:59:48: note: in definition of macro 'DEFINE_RAW_SPINLOCK' 59 | #define DEFINE_RAW_SPINLOCK(x) raw_spinlock_t x = __RAW_SPIN_LOCK_UNLOCKED(x) | ^ In function '__cmpxchg_case_acq_4', inlined from '__cmpxchg_acq' at arch/arm64/include/asm/cmpxchg.h:141:1, inlined from 'queued_spin_lock' at include/asm-generic/qspinlock.h:85:8, inlined from 'do_raw_spin_lock' at include/linux/spinlock.h:180:2, inlined from '__raw_spin_lock' at include/linux/spinlock_api_smp.h:143:2, inlined from 'hardware_enable_all' at arch/arm64/kvm/../../../virt/kvm/kvm_main.c:3474:2, inlined from 'kvm_create_vm' at arch/arm64/kvm/../../../virt/kvm/kvm_main.c:688:6: arch/arm64/include/asm/atomic_lse.h:492:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'raw_spinlock_t[1]' {aka 'struct raw_spinlock[1]'} [-Warray-bounds=] 492 | asm volatile( \ | ^~~ arch/arm64/include/asm/atomic_lse.h:515:1: note: in expansion of macro '__CMPXCHG_CASE' 515 | __CMPXCHG_CASE(w, , acq_4, a, "memory") | ^~~~~~~~~~~~~~ arch/arm64/kvm/../../../virt/kvm/kvm_main.c: In function 'kvm_create_vm': arch/arm64/kvm/../../../virt/kvm/kvm_main.c:97:28: note: object 'kvm_count_lock' of size 4 97 | static DEFINE_RAW_SPINLOCK(kvm_count_lock); | ^~~~~~~~~~~~~~ include/linux/spinlock_types.h:59:48: note: in definition of macro 'DEFINE_RAW_SPINLOCK' 59 | #define DEFINE_RAW_SPINLOCK(x) raw_spinlock_t x = __RAW_SPIN_LOCK_UNLOCKED(x) | ^ In function '_copy_from_user', inlined from 'copy_from_user' at include/linux/uaccess.h:144:7, inlined from 'kvm_vm_ioctl' at arch/arm64/kvm/../../../virt/kvm/kvm_main.c:3097:7: >> include/linux/uaccess.h:112:17: warning: 'cap' may be used uninitialized [-Wmaybe-uninitialized] 112 | kasan_check_write(to, n); | ^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/kasan-checks.h: In function 'kvm_vm_ioctl': include/linux/kasan-checks.h:7:6: note: by argument 1 of type 'const volatile void *' to 'kasan_check_write' declared here 7 | void kasan_check_write(const volatile void *p, unsigned int size); | ^~~~~~~~~~~~~~~~~ arch/arm64/kvm/../../../virt/kvm/kvm_main.c:3094:39: note: 'cap' declared here 3094 | struct kvm_enable_cap cap; | ^~~ In function '_copy_from_user', inlined from 'copy_from_user' at include/linux/uaccess.h:144:7, inlined from 'kvm_vm_ioctl' at arch/arm64/kvm/../../../virt/kvm/kvm_main.c:3106:7: include/linux/uaccess.h:112:17: warning: 'kvm_userspace_mem' may be used uninitialized [-Wmaybe-uninitialized] 112 | kasan_check_write(to, n); | ^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/kasan-checks.h: In function 'kvm_vm_ioctl': include/linux/kasan-checks.h:7:6: note: by argument 1 of type 'const volatile void *' to 'kasan_check_write' declared here 7 | void kasan_check_write(const volatile void *p, unsigned int size); | ^~~~~~~~~~~~~~~~~ arch/arm64/kvm/../../../virt/kvm/kvm_main.c:3103:52: note: 'kvm_userspace_mem' declared here 3103 | struct kvm_userspace_memory_region kvm_userspace_mem; | ^~~~~~~~~~~~~~~~~ In function '_copy_from_user', inlined from 'copy_from_user' at include/linux/uaccess.h:144:7, inlined from 'kvm_vm_ioctl' at arch/arm64/kvm/../../../virt/kvm/kvm_main.c:3117:7: include/linux/uaccess.h:112:17: warning: 'log' may be used uninitialized [-Wmaybe-uninitialized] 112 | kasan_check_write(to, n); | ^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/kasan-checks.h: In function 'kvm_vm_ioctl': include/linux/kasan-checks.h:7:6: note: by argument 1 of type 'const volatile void *' to 'kasan_check_write' declared here 7 | void kasan_check_write(const volatile void *p, unsigned int size); | ^~~~~~~~~~~~~~~~~ arch/arm64/kvm/../../../virt/kvm/kvm_main.c:3114:38: note: 'log' declared here 3114 | struct kvm_dirty_log log; | ^~~ In function '_copy_from_user', inlined from 'copy_from_user' at include/linux/uaccess.h:144:7, inlined from 'kvm_vm_ioctl' at arch/arm64/kvm/../../../virt/kvm/kvm_main.c:3127:7: include/linux/uaccess.h:112:17: warning: 'zone' may be used uninitialized [-Wmaybe-uninitialized] 112 | kasan_check_write(to, n); | ^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/kasan-checks.h: In function 'kvm_vm_ioctl': include/linux/kasan-checks.h:7:6: note: by argument 1 of type 'const volatile void *' to 'kasan_check_write' declared here 7 | void kasan_check_write(const volatile void *p, unsigned int size); | ^~~~~~~~~~~~~~~~~ arch/arm64/kvm/../../../virt/kvm/kvm_main.c:3124:48: note: 'zone' declared here 3124 | struct kvm_coalesced_mmio_zone zone; | ^~~~ In function '_copy_from_user', inlined from 'copy_from_user' at include/linux/uaccess.h:144:7, inlined from 'kvm_vm_ioctl' at arch/arm64/kvm/../../../virt/kvm/kvm_main.c:3136:7: include/linux/uaccess.h:112:17: warning: 'zone' may be used uninitialized [-Wmaybe-uninitialized] 112 | kasan_check_write(to, n); | ^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/kasan-checks.h: In function 'kvm_vm_ioctl': include/linux/kasan-checks.h:7:6: note: by argument 1 of type 'const volatile void *' to 'kasan_check_write' declared here 7 | void kasan_check_write(const volatile void *p, unsigned int size); | ^~~~~~~~~~~~~~~~~ arch/arm64/kvm/../../../virt/kvm/kvm_main.c:3133:48: note: 'zone' declared here 3133 | struct kvm_coalesced_mmio_zone zone; | ^~~~ In function '_copy_from_user', inlined from 'copy_from_user' at include/linux/uaccess.h:144:7, inlined from 'kvm_vm_ioctl' at arch/arm64/kvm/../../../virt/kvm/kvm_main.c:3146:7: include/linux/uaccess.h:112:17: warning: 'data' may be used uninitialized [-Wmaybe-uninitialized] 112 | kasan_check_write(to, n); | ^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/kasan-checks.h: In function 'kvm_vm_ioctl': include/linux/kasan-checks.h:7:6: note: by argument 1 of type 'const volatile void *' to 'kasan_check_write' declared here 7 | void kasan_check_write(const volatile void *p, unsigned int size); | ^~~~~~~~~~~~~~~~~ arch/arm64/kvm/../../../virt/kvm/kvm_main.c:3143:34: note: 'data' declared here 3143 | struct kvm_irqfd data; | ^~~~ In function '_copy_from_user', inlined from 'copy_from_user' at include/linux/uaccess.h:144:7, inlined from 'kvm_vm_ioctl' at arch/arm64/kvm/../../../virt/kvm/kvm_main.c:3155:7: include/linux/uaccess.h:112:17: warning: 'data' may be used uninitialized [-Wmaybe-uninitialized] 112 | kasan_check_write(to, n); | ^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/kasan-checks.h: In function 'kvm_vm_ioctl': include/linux/kasan-checks.h:7:6: note: by argument 1 of type 'const volatile void *' to 'kasan_check_write' declared here 7 | void kasan_check_write(const volatile void *p, unsigned int size); | ^~~~~~~~~~~~~~~~~ arch/arm64/kvm/../../../virt/kvm/kvm_main.c:3152:38: note: 'data' declared here 3152 | struct kvm_ioeventfd data; | ^~~~ In function '_copy_from_user', inlined from 'copy_from_user' at include/linux/uaccess.h:144:7, inlined from 'kvm_vm_ioctl' at arch/arm64/kvm/../../../virt/kvm/kvm_main.c:3165:7: include/linux/uaccess.h:112:17: warning: 'msi' may be used uninitialized [-Wmaybe-uninitialized] 112 | kasan_check_write(to, n); | ^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/kasan-checks.h: In function 'kvm_vm_ioctl': include/linux/kasan-checks.h:7:6: note: by argument 1 of type 'const volatile void *' to 'kasan_check_write' declared here 7 | void kasan_check_write(const volatile void *p, unsigned int size); | ^~~~~~~~~~~~~~~~~ arch/arm64/kvm/../../../virt/kvm/kvm_main.c:3162:32: note: 'msi' declared here 3162 | struct kvm_msi msi; | ^~~ vim +/cap +112 include/linux/uaccess.h d597580d373774 Al Viro 2017-03-20 104 d597580d373774 Al Viro 2017-03-20 105 #ifdef INLINE_COPY_FROM_USER d597580d373774 Al Viro 2017-03-20 106 static inline unsigned long d597580d373774 Al Viro 2017-03-20 107 _copy_from_user(void *to, const void __user *from, unsigned long n) d597580d373774 Al Viro 2017-03-20 108 { d597580d373774 Al Viro 2017-03-20 109 unsigned long res = n; 9c5f6908de03a4 Al Viro 2017-06-29 110 might_fault(); 4983cb67a383a7 Linus Torvalds 2019-02-14 111 if (likely(access_ok(from, n))) { 9c5f6908de03a4 Al Viro 2017-06-29 @112 kasan_check_write(to, n); d597580d373774 Al Viro 2017-03-20 113 res = raw_copy_from_user(to, from, n); 9c5f6908de03a4 Al Viro 2017-06-29 114 } d597580d373774 Al Viro 2017-03-20 115 if (unlikely(res)) d597580d373774 Al Viro 2017-03-20 116 memset(to + (n - res), 0, res); d597580d373774 Al Viro 2017-03-20 117 return res; d597580d373774 Al Viro 2017-03-20 118 } d597580d373774 Al Viro 2017-03-20 119 #else d597580d373774 Al Viro 2017-03-20 120 extern unsigned long d597580d373774 Al Viro 2017-03-20 121 _copy_from_user(void *, const void __user *, unsigned long); d597580d373774 Al Viro 2017-03-20 122 #endif d597580d373774 Al Viro 2017-03-20 123 d597580d373774 Al Viro 2017-03-20 124 #ifdef INLINE_COPY_TO_USER d597580d373774 Al Viro 2017-03-20 125 static inline unsigned long d597580d373774 Al Viro 2017-03-20 126 _copy_to_user(void __user *to, const void *from, unsigned long n) d597580d373774 Al Viro 2017-03-20 127 { 9c5f6908de03a4 Al Viro 2017-06-29 128 might_fault(); 4983cb67a383a7 Linus Torvalds 2019-02-14 129 if (access_ok(to, n)) { 9c5f6908de03a4 Al Viro 2017-06-29 130 kasan_check_read(from, n); d597580d373774 Al Viro 2017-03-20 131 n = raw_copy_to_user(to, from, n); 9c5f6908de03a4 Al Viro 2017-06-29 132 } d597580d373774 Al Viro 2017-03-20 133 return n; d597580d373774 Al Viro 2017-03-20 134 } d597580d373774 Al Viro 2017-03-20 135 #else d597580d373774 Al Viro 2017-03-20 136 extern unsigned long d597580d373774 Al Viro 2017-03-20 137 _copy_to_user(void __user *, const void *, unsigned long); d597580d373774 Al Viro 2017-03-20 138 #endif d597580d373774 Al Viro 2017-03-20 139 d597580d373774 Al Viro 2017-03-20 140 static __always_inline unsigned long __must_check d597580d373774 Al Viro 2017-03-20 141 copy_from_user(void *to, const void __user *from, unsigned long n) d597580d373774 Al Viro 2017-03-20 142 { b0377fedb65280 Al Viro 2017-06-29 143 if (likely(check_copy_size(to, n, false))) d597580d373774 Al Viro 2017-03-20 @144 n = _copy_from_user(to, from, n); d597580d373774 Al Viro 2017-03-20 145 return n; d597580d373774 Al Viro 2017-03-20 146 } d597580d373774 Al Viro 2017-03-20 147 :::::: The code at line 112 was first introduced by commit :::::: 9c5f6908de03a4f52ba7364b11fcd6116225480c copy_{from,to}_user(): move kasan checks and might_fault() out-of-line :::::: TO: Al Viro <viro(a)zeniv.linux.org.uk> :::::: CC: Al Viro <viro(a)zeniv.linux.org.uk> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 21351/23866] drivers/mailbox/phytium_mailbox.c:116:36: warning: 'phytium_mbox_acpi_match' defined but not used
by kernel test robot 27 Oct '24

27 Oct '24

Hi Chen, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 22c50245e8025b0c6beee13d0df238987b98e6f8 commit: 1ae9436b02e93f1f2b9cfc10226812197fbfcd04 [21351/23866] mailbox: add phytium mailbox driver config: arm64-randconfig-001-20241027 (https://download.01.org/0day-ci/archive/20241027/202410271354.1mcAMLbG-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410271354.1mcAMLbG-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410271354.1mcAMLbG-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/mailbox/phytium_mailbox.c:116:36: warning: 'phytium_mbox_acpi_match' defined but not used [-Wunused-const-variable=] 116 | static const struct acpi_device_id phytium_mbox_acpi_match[] = { | ^~~~~~~~~~~~~~~~~~~~~~~ vim +/phytium_mbox_acpi_match +116 drivers/mailbox/phytium_mailbox.c 115 > 116 static const struct acpi_device_id phytium_mbox_acpi_match[] = { 117 { "PHYT0009", 0 }, 118 { }, 119 }; 120 MODULE_DEVICE_TABLE(acpi, phytium_mbox_acpi_match); 121 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 13447/15331] include/linux/psp-hygon.h:219:5: warning: no previous prototype for function 'psp_register_cmd_notifier'
by kernel test robot 27 Oct '24

27 Oct '24

Hi niuyongwen, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 9d0af12b79bee784902822ddeec2e1a8cfc18524 commit: 518c81d56c055affc71650b1ad1ba7f86e5ee867 [13447/15331] arch/x86/kvm: Support tkm virtualization config: x86_64-randconfig-006-20241027 (https://download.01.org/0day-ci/archive/20241027/202410271346.39dehlHW-lkp@…) compiler: clang version 19.1.2 (https://github.com/llvm/llvm-project 7ba7d8e2f7b6445b60679da826210cdde29eaf8b) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410271346.39dehlHW-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410271346.39dehlHW-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from arch/x86/kvm/psp.c:12: In file included from include/linux/kvm_host.h:16: In file included from include/linux/mm.h:2242: include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 522 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ In file included from arch/x86/kvm/psp.c:15: >> include/linux/psp-hygon.h:219:5: warning: no previous prototype for function 'psp_register_cmd_notifier' [-Wmissing-prototypes] 219 | int psp_register_cmd_notifier(uint32_t cmd_id, p2c_notifier_t notifier) { return -ENODEV; } | ^ include/linux/psp-hygon.h:219:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 219 | int psp_register_cmd_notifier(uint32_t cmd_id, p2c_notifier_t notifier) { return -ENODEV; } | ^ | static >> include/linux/psp-hygon.h:220:5: warning: no previous prototype for function 'psp_unregister_cmd_notifier' [-Wmissing-prototypes] 220 | int psp_unregister_cmd_notifier(uint32_t cmd_id, p2c_notifier_t notifier) { return -ENODEV; } | ^ include/linux/psp-hygon.h:220:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 220 | int psp_unregister_cmd_notifier(uint32_t cmd_id, p2c_notifier_t notifier) { return -ENODEV; } | ^ | static arch/x86/kvm/psp.c:105:21: warning: no previous prototype for function 'map_tbl_dump' [-Wmissing-prototypes] 105 | void __maybe_unused map_tbl_dump(const char *title, struct addr_map_tbls *tbls) | ^ arch/x86/kvm/psp.c:105:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 105 | void __maybe_unused map_tbl_dump(const char *title, struct addr_map_tbls *tbls) | ^ | static arch/x86/kvm/psp.c:118:21: warning: no previous prototype for function 'g2h_tbl_dump' [-Wmissing-prototypes] 118 | void __maybe_unused g2h_tbl_dump(const char *title, struct gpa2hva_tbls *tbls) | ^ arch/x86/kvm/psp.c:118:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 118 | void __maybe_unused g2h_tbl_dump(const char *title, struct gpa2hva_tbls *tbls) | ^ | static 5 warnings generated. vim +/psp_register_cmd_notifier +219 include/linux/psp-hygon.h d0b3a770d8e20d chench00 2024-08-01 218 d0b3a770d8e20d chench00 2024-08-01 @219 int psp_register_cmd_notifier(uint32_t cmd_id, p2c_notifier_t notifier) { return -ENODEV; } d0b3a770d8e20d chench00 2024-08-01 @220 int psp_unregister_cmd_notifier(uint32_t cmd_id, p2c_notifier_t notifier) { return -ENODEV; } d0b3a770d8e20d chench00 2024-08-01 221 :::::: The code at line 219 was first introduced by commit :::::: d0b3a770d8e20d953fe2a74ea8c4b5f4767c4add crypto: command co-processor: Add another mailbox interrupt support for PSP sending command to X86 :::::: TO: chench00 <chench(a)hygon.cn> :::::: CC: chench00 <chench(a)hygon.cn> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 2357/15331] mm/memcontrol.c:4344:5: warning: no previous prototype for 'memcg_swapmax_read'
by kernel test robot 27 Oct '24

27 Oct '24

Hi Liu, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 9d0af12b79bee784902822ddeec2e1a8cfc18524 commit: a095a940f784db58ea4e87df361f9a4fd0dd977f [2357/15331] memcg: add restrict to swap to cgroup1 config: arm64-randconfig-003-20241027 (https://download.01.org/0day-ci/archive/20241027/202410271234.e3i6rnjW-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410271234.e3i6rnjW-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410271234.e3i6rnjW-lkp@intel.com/ All warnings (new ones prefixed by >>): mm/memcontrol.c:3223:6: warning: no previous prototype for 'hisi_oom_recover' [-Wmissing-prototypes] 3223 | void hisi_oom_recover(struct obj_cgroup *objcg) | ^~~~~~~~~~~~~~~~ >> mm/memcontrol.c:4344:5: warning: no previous prototype for 'memcg_swapmax_read' [-Wmissing-prototypes] 4344 | u64 memcg_swapmax_read(struct cgroup_subsys_state *css, struct cftype *cft) | ^~~~~~~~~~~~~~~~~~ vim +/memcg_swapmax_read +4344 mm/memcontrol.c 4343 > 4344 u64 memcg_swapmax_read(struct cgroup_subsys_state *css, struct cftype *cft) 4345 { 4346 struct mem_cgroup *memcg = mem_cgroup_from_css(css); 4347 4348 if (!static_branch_likely(&memcg_swap_qos_key)) 4349 return PAGE_COUNTER_MAX * PAGE_SIZE; 4350 4351 return READ_ONCE(memcg->swap_dev->max) * PAGE_SIZE; 4352 } 4353 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 7624/15331] drivers/net/ethernet/huawei/hinic3/cqm/cqm_bitmap_table.c:371:3: error: a randomized struct can only be initialized with a designated initializer
by kernel test robot 27 Oct '24

27 Oct '24

Hi Shuai, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 9d0af12b79bee784902822ddeec2e1a8cfc18524 commit: 4213ff7957de370c1cfe528c2bad1eb2e499038a [7624/15331] net/ethernet/huawei/hinic3: Add the CQM on which the RDMA depends config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20241027/202410271207.p9vtCkgm-lkp@…) compiler: clang version 19.1.2 (https://github.com/llvm/llvm-project 7ba7d8e2f7b6445b60679da826210cdde29eaf8b) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410271207.p9vtCkgm-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410271207.p9vtCkgm-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from drivers/net/ethernet/huawei/hinic3/cqm/cqm_bitmap_table.c:6: In file included from include/linux/pci.h:1663: In file included from include/linux/dmapool.h:14: In file included from include/linux/scatterlist.h:8: In file included from include/linux/mm.h:2204: include/linux/vmstat.h:508:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 508 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 509 | item]; | ~~~~ include/linux/vmstat.h:515:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 515 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 516 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 522 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ include/linux/vmstat.h:527:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 527 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 528 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:536:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 536 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 537 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/huawei/hinic3/cqm/cqm_bitmap_table.c:371:3: error: a randomized struct can only be initialized with a designated initializer 371 | {check_for_use_node_alloc, cqm_buf_use_node_alloc_page}, | ^ drivers/net/ethernet/huawei/hinic3/cqm/cqm_bitmap_table.c:372:3: error: a randomized struct can only be initialized with a designated initializer 372 | {check_for_nouse_node_alloc, cqm_buf_unused_node_alloc_page} | ^ drivers/net/ethernet/huawei/hinic3/cqm/cqm_bitmap_table.c:376:3: error: a randomized struct can only be initialized with a designated initializer 376 | {check_use_non_vram, cqm_buf_free_page_common} | ^ drivers/net/ethernet/huawei/hinic3/cqm/cqm_bitmap_table.c:382:25: error: invalid application of 'sizeof' to an incomplete type 'const struct malloc_memory[]' 382 | u32 malloc_funcs_num = ARRAY_SIZE(g_malloc_funcs); | ^~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/kernel.h:57:32: note: expanded from macro 'ARRAY_SIZE' 57 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^~~~~ drivers/net/ethernet/huawei/hinic3/cqm/cqm_bitmap_table.c:399:23: error: invalid application of 'sizeof' to an incomplete type 'const struct free_memory[]' 399 | u32 free_funcs_num = ARRAY_SIZE(g_free_funcs); | ^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/kernel.h:57:32: note: expanded from macro 'ARRAY_SIZE' 57 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^~~~~ 5 warnings and 5 errors generated. vim +371 drivers/net/ethernet/huawei/hinic3/cqm/cqm_bitmap_table.c 369 370 static const struct malloc_memory g_malloc_funcs[] = { > 371 {check_for_use_node_alloc, cqm_buf_use_node_alloc_page}, 372 {check_for_nouse_node_alloc, cqm_buf_unused_node_alloc_page} 373 }; 374 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-5.10 18534/30000] security/integrity/ima/ima_main.c:433:30: error: too few arguments to function 'ima_appraise_measurement'
by kernel test robot 27 Oct '24

27 Oct '24

tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 412556141b3c12f2f160acc3a09a40c937837ee3 commit: e94df9b790f7ed9025c9321f16a77044f66b14a5 [18534/30000] ima: Add macros to isolate the IMA digest list config: x86_64-buildonly-randconfig-006-20241027 (https://download.01.org/0day-ci/archive/20241027/202410271136.UhOv1msf-lkp@…) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410271136.UhOv1msf-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410271136.UhOv1msf-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from security/integrity/ima/ima_main.c:30: security/integrity/ima/ima.h:381:51: warning: 'struct ima_digest' declared inside parameter list will not be visible outside of this definition or declaration 381 | struct ima_digest *found_digest) | ^~~~~~~~~~ security/integrity/ima/ima_main.c: In function 'process_measurement': >> security/integrity/ima/ima_main.c:433:30: error: too few arguments to function 'ima_appraise_measurement' 433 | rc = ima_appraise_measurement(func, iint, file, | ^~~~~~~~~~~~~~~~~~~~~~~~ security/integrity/ima/ima.h:373:19: note: declared here 373 | static inline int ima_appraise_measurement(enum ima_hooks func, | ^~~~~~~~~~~~~~~~~~~~~~~~ vim +/ima_appraise_measurement +433 security/integrity/ima/ima_main.c 31604143977fc2b Roberto Sassu 2021-03-03 427 0d73a55208e94fc Dmitry Kasatkin 2017-12-05 428 if (rc == 0 && (action & IMA_APPRAISE_SUBMASK)) { 8b4670bcc857ed9 Zhang Tianxing 2021-12-29 429 rc = ima_check_blacklist(iint, modsig, pcr); 273df864cf7466f Nayna Jain 2019-10-30 430 if (rc != -EPERM) { 0d73a55208e94fc Dmitry Kasatkin 2017-12-05 431 inode_lock(inode); e94df9b790f7ed9 Zhou Shuiqing 2023-09-06 432 273df864cf7466f Nayna Jain 2019-10-30 @433 rc = ima_appraise_measurement(func, iint, file, 273df864cf7466f Nayna Jain 2019-10-30 434 pathname, xattr_value, e94df9b790f7ed9 Zhou Shuiqing 2023-09-06 435 #ifdef CONFIG_IMA_DIGEST_LIST a44c2ae6cac55bd Roberto Sassu 2021-03-03 436 xattr_len, modsig, a44c2ae6cac55bd Roberto Sassu 2021-03-03 437 ima_digest_allow(found_digest, a44c2ae6cac55bd Roberto Sassu 2021-03-03 438 IMA_APPRAISE)); e94df9b790f7ed9 Zhou Shuiqing 2023-09-06 439 #else e94df9b790f7ed9 Zhou Shuiqing 2023-09-06 440 xattr_len, modsig); e94df9b790f7ed9 Zhou Shuiqing 2023-09-06 441 #endif 0d73a55208e94fc Dmitry Kasatkin 2017-12-05 442 inode_unlock(inode); 273df864cf7466f Nayna Jain 2019-10-30 443 } 2cd4737bc850225 Mimi Zohar 2019-04-30 444 if (!rc) 2cd4737bc850225 Mimi Zohar 2019-04-30 445 rc = mmap_violation_check(func, file, &pathbuf, 2cd4737bc850225 Mimi Zohar 2019-04-30 446 &pathname, filename); 0d73a55208e94fc Dmitry Kasatkin 2017-12-05 447 } e7c568e0fd0cf6d Peter Moody 2012-06-14 448 if (action & IMA_AUDIT) ea1046d4c57ee6e Dmitry Kasatkin 2012-09-04 449 ima_audit_measurement(iint, pathname); f7a859ff7395c0f Roberto Sassu 2014-09-12 450 f3cc6b25dcc5616 Mimi Zohar 2017-06-17 451 if ((file->f_flags & O_DIRECT) && (iint->flags & IMA_PERMIT_DIRECTIO)) f3cc6b25dcc5616 Mimi Zohar 2017-06-17 452 rc = 0; 0d73a55208e94fc Dmitry Kasatkin 2017-12-05 453 out_locked: 0d73a55208e94fc Dmitry Kasatkin 2017-12-05 454 if ((mask & MAY_WRITE) && test_bit(IMA_DIGSIG, &iint->atomic_flags) && 05d1a717ec0430c Mimi Zohar 2016-02-29 455 !(iint->flags & IMA_NEW_FILE)) a175b8bb29ebbad Dmitry Kasatkin 2012-09-27 456 rc = -EACCES; 0d73a55208e94fc Dmitry Kasatkin 2017-12-05 457 mutex_unlock(&iint->mutex); f7a859ff7395c0f Roberto Sassu 2014-09-12 458 kfree(xattr_value); 39b07096364a42c Thiago Jung Bauermann 2019-06-27 459 ima_free_modsig(modsig); 0d73a55208e94fc Dmitry Kasatkin 2017-12-05 460 out: 456f5fd3f6017f1 Dmitry Kasatkin 2014-10-01 461 if (pathbuf) 456f5fd3f6017f1 Dmitry Kasatkin 2014-10-01 462 __putname(pathbuf); 0d73a55208e94fc Dmitry Kasatkin 2017-12-05 463 if (must_appraise) { 581fd05ad98600a Zhang Tianxing 2021-12-29 464 if (rc && (ima_appraise & IMA_APPRAISE_ENFORCE)) 750943a30714b7e Dmitry Kasatkin 2012-09-27 465 return -EACCES; 0d73a55208e94fc Dmitry Kasatkin 2017-12-05 466 if (file->f_mode & FMODE_WRITE) 0d73a55208e94fc Dmitry Kasatkin 2017-12-05 467 set_bit(IMA_UPDATE_XATTR, &iint->atomic_flags); 0d73a55208e94fc Dmitry Kasatkin 2017-12-05 468 } 750943a30714b7e Dmitry Kasatkin 2012-09-27 469 return 0; 3323eec921efd81 Mimi Zohar 2009-02-04 470 } 3323eec921efd81 Mimi Zohar 2009-02-04 471 :::::: The code at line 433 was first introduced by commit :::::: 273df864cf7466fb170b8dcc1abd672cd08ad8d3 ima: Check against blacklisted hashes for files with modsig :::::: TO: Nayna Jain <nayna(a)linux.ibm.com> :::::: CC: Michael Ellerman <mpe(a)ellerman.id.au> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 2208/30000] drivers/tty/tty_buffer.c:177:2: error: implicit declaration of function 'printk_safe_exit'
by kernel test robot 27 Oct '24

27 Oct '24

Hi Hongbo, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 412556141b3c12f2f160acc3a09a40c937837ee3 commit: 923efc4dc37c1a7cc91f0dd5dbdc87e0943ad1ae [2208/30000] tty: fix possible deadlock in console_unlock config: x86_64-buildonly-randconfig-001-20241027 (https://download.01.org/0day-ci/archive/20241027/202410271126.TEOt1E2D-lkp@…) compiler: clang version 19.1.2 (https://github.com/llvm/llvm-project 7ba7d8e2f7b6445b60679da826210cdde29eaf8b) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410271126.TEOt1E2D-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410271126.TEOt1E2D-lkp@intel.com/ All errors (new ones prefixed by >>): drivers/tty/tty_buffer.c:175:2: error: implicit declaration of function 'printk_safe_enter' [-Werror,-Wimplicit-function-declaration] 175 | printk_safe_enter(); | ^ drivers/tty/tty_buffer.c:175:2: note: did you mean 'printk_nmi_enter'? include/linux/printk.h:158:20: note: 'printk_nmi_enter' declared here 158 | static inline void printk_nmi_enter(void) { } | ^ >> drivers/tty/tty_buffer.c:177:2: error: implicit declaration of function 'printk_safe_exit' [-Werror,-Wimplicit-function-declaration] 177 | printk_safe_exit(); | ^ 2 errors generated. vim +/printk_safe_exit +177 drivers/tty/tty_buffer.c 142 143 /** 144 * tty_buffer_alloc - allocate a tty buffer 145 * @port: tty port 146 * @size: desired size (characters) 147 * 148 * Allocate a new tty buffer to hold the desired number of characters. 149 * We round our buffers off in 256 character chunks to get better 150 * allocation behaviour. 151 * Return NULL if out of memory or the allocation would exceed the 152 * per device queue 153 */ 154 155 static struct tty_buffer *tty_buffer_alloc(struct tty_port *port, size_t size) 156 { 157 struct llist_node *free; 158 struct tty_buffer *p; 159 160 /* Round the buffer size out */ 161 size = __ALIGN_MASK(size, TTYB_ALIGN_MASK); 162 163 if (size <= MIN_TTYB_SIZE) { 164 free = llist_del_first(&port->buf.free); 165 if (free) { 166 p = llist_entry(free, struct tty_buffer, free); 167 goto found; 168 } 169 } 170 171 /* Should possibly check if this fails for the largest buffer we 172 have queued and recycle that ? */ 173 if (atomic_read(&port->buf.mem_used) > port->buf.mem_limit) 174 return NULL; > 175 printk_safe_enter(); 176 p = kmalloc(sizeof(struct tty_buffer) + 2 * size, GFP_ATOMIC); > 177 printk_safe_exit(); 178 if (p == NULL) 179 return NULL; 180 181 found: 182 tty_buffer_reset(p, size); 183 atomic_add(size, &port->buf.mem_used); 184 return p; 185 } 186 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 14233/30000] drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_ext.c:29:43: warning: implicit conversion from 'enum hclge_ext_opcode_type' to 'enum hclge_opcode_type'
by kernel test robot 27 Oct '24

27 Oct '24

Hi Tian, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 412556141b3c12f2f160acc3a09a40c937837ee3 commit: 26f6cbad1a22ab7b8d77b0f84aae9c3aa8e473bc [14233/30000] net: hns3: add supports pfc storm detection and suppression config: arm64-defconfig (https://download.01.org/0day-ci/archive/20241027/202410271124.8ms7Ma15-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410271124.8ms7Ma15-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410271124.8ms7Ma15-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h:13, from drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_ext.c:4: drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_ext.c: In function 'hclge_set_pfc_storm_para': >> drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_ext.c:29:43: warning: implicit conversion from 'enum hclge_ext_opcode_type' to 'enum hclge_opcode_type' [-Wenum-conversion] 29 | hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CFG_PAUSE_STORM_PARA, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h:24:47: note: in definition of macro 'hclge_cmd_setup_basic_desc' 24 | hclge_comm_cmd_setup_basic_desc(desc, opcode, is_read) | ^~~~~~ drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_ext.c: In function 'hclge_get_pfc_storm_para': drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_ext.c:57:43: warning: implicit conversion from 'enum hclge_ext_opcode_type' to 'enum hclge_opcode_type' [-Wenum-conversion] 57 | hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CFG_PAUSE_STORM_PARA, true); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h:24:47: note: in definition of macro 'hclge_cmd_setup_basic_desc' 24 | hclge_comm_cmd_setup_basic_desc(desc, opcode, is_read) | ^~~~~~ vim +29 drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_ext.c 17 18 static int hclge_set_pfc_storm_para(struct hclge_dev *hdev, void *data, 19 size_t length) 20 { 21 struct hclge_pfc_storm_para_cmd *para_cmd; 22 struct hnae3_pfc_storm_para *para; 23 struct hclge_desc desc; 24 int ret; 25 26 if (length != sizeof(struct hnae3_pfc_storm_para)) 27 return -EINVAL; 28 > 29 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CFG_PAUSE_STORM_PARA, 30 false); 31 para = (struct hnae3_pfc_storm_para *)data; 32 para_cmd = (struct hclge_pfc_storm_para_cmd *)desc.data; 33 para_cmd->dir = cpu_to_le32(para->dir); 34 para_cmd->enable = cpu_to_le32(para->enable); 35 para_cmd->period_ms = cpu_to_le32(para->period_ms); 36 para_cmd->times = cpu_to_le32(para->times); 37 para_cmd->recovery_period_ms = cpu_to_le32(para->recovery_period_ms); 38 39 ret = hclge_cmd_send(&hdev->hw, &desc, 1); 40 if (ret) 41 dev_err(&hdev->pdev->dev, 42 "failed to set pfc storm para, ret = %d\n", ret); 43 return ret; 44 } 45 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 26135/30000] kismet: WARNING: unmet direct dependencies detected for TASK_PLACEMENT_BY_CPU_RANGE when selected by BPF_SCHED
by kernel test robot 27 Oct '24

27 Oct '24

tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 412556141b3c12f2f160acc3a09a40c937837ee3 commit: f23e7844132b626800d06e42d09e2ffe241c51cc [26135/30000] sched: Introduce CONFIG_TASK_PLACEMENT_BY_CPU_RANGE config: arm64-kismet-CONFIG_TASK_PLACEMENT_BY_CPU_RANGE-CONFIG_BPF_SCHED-0-0 (https://download.01.org/0day-ci/archive/20241027/202410271152.QuObXsnV-lkp@…) reproduce: (https://download.01.org/0day-ci/archive/20241027/202410271152.QuObXsnV-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410271152.QuObXsnV-lkp@intel.com/ kismet warnings: (new ones prefixed by >>) >> kismet: WARNING: unmet direct dependencies detected for TASK_PLACEMENT_BY_CPU_RANGE when selected by BPF_SCHED WARNING: unmet direct dependencies detected for PGP_KEY_PARSER Depends on [n]: CRYPTO [=y] && ASYMMETRIC_KEY_TYPE [=y] && ASYMMETRIC_PUBLIC_KEY_SUBTYPE [=n] Selected by [y]: - PGP_PRELOAD [=y] && CRYPTO [=y] && ASYMMETRIC_KEY_TYPE [=y] WARNING: unmet direct dependencies detected for TASK_PLACEMENT_BY_CPU_RANGE Depends on [n]: CGROUPS [=n] Selected by [y]: - BPF_SCHED [=y] && BPF_EVENTS [=y] && BPF_SYSCALL [=y] WARNING: unmet direct dependencies detected for ARM64_ERRATUM_845719 Depends on [n]: AARCH32_EL0 [=n] Selected by [y]: - ARCH_MXC [=y] && COMPAT [=y] -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 19033/23866] mm/mem_reliable.c:41:22: warning: 'zero' defined but not used
by kernel test robot 27 Oct '24

27 Oct '24

Hi Chen, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 22c50245e8025b0c6beee13d0df238987b98e6f8 commit: 6943b93b464351cbc35aa002e86bac48e08b1c3f [19033/23866] mm: add support for limiting the usage of reliable memory in pagecache config: arm64-randconfig-001-20241027 (https://download.01.org/0day-ci/archive/20241027/202410271040.2DFjHIvY-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410271040.2DFjHIvY-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410271040.2DFjHIvY-lkp@intel.com/ All warnings (new ones prefixed by >>): mm/mem_reliable.c:42:22: warning: 'reliable_pagecache_max_bytes' defined but not used [-Wunused-variable] 42 | static unsigned long reliable_pagecache_max_bytes = ULONG_MAX; | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ >> mm/mem_reliable.c:41:22: warning: 'zero' defined but not used [-Wunused-variable] 41 | static unsigned long zero; | ^~~~ vim +/zero +41 mm/mem_reliable.c 40 > 41 static unsigned long zero; 42 static unsigned long reliable_pagecache_max_bytes = ULONG_MAX; 43 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:openEuler-1.0-LTS 13850/23866] arch/arm64/mm/init.c:784:17: error: 'mem_sleep_current' undeclared
by kernel test robot 27 Oct '24

27 Oct '24

Hi Ding, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 22c50245e8025b0c6beee13d0df238987b98e6f8 commit: fdda68feeca82610ccbcdcbda7250623a6d187d2 [13850/23866] arm64/ascend: Set mem_sleep_current to PM_SUSPEND_ON for ascend platform config: arm64-randconfig-003-20241027 (https://download.01.org/0day-ci/archive/20241027/202410271033.v9jrl44I-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410271033.v9jrl44I-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410271033.v9jrl44I-lkp@intel.com/ All errors (new ones prefixed by >>): arch/arm64/mm/init.c:469:13: warning: no previous prototype for 'arm64_memblock_init' [-Wmissing-prototypes] 469 | void __init arm64_memblock_init(void) | ^~~~~~~~~~~~~~~~~~~ arch/arm64/mm/init.c: In function 'ascend_enable_setup': >> arch/arm64/mm/init.c:784:17: error: 'mem_sleep_current' undeclared (first use in this function) 784 | mem_sleep_current = PM_SUSPEND_ON; | ^~~~~~~~~~~~~~~~~ arch/arm64/mm/init.c:784:17: note: each undeclared identifier is reported only once for each function it appears in vim +/mem_sleep_current +784 arch/arm64/mm/init.c 770 771 #ifdef CONFIG_ASCEND_FEATURES 772 static int __init ascend_enable_setup(char *__unused) 773 { 774 if (IS_ENABLED(CONFIG_ASCEND_DVPP_MMAP)) 775 enable_mmap_dvpp = 1; 776 777 if (IS_ENABLED(CONFIG_ASCEND_IOPF_HIPRI)) 778 enable_iopf_hipri = 1; 779 780 if (IS_ENABLED(CONFIG_ASCEND_CHARGE_MIGRATE_HUGEPAGES)) 781 enable_charge_mighp = 1; 782 783 if (IS_ENABLED(CONFIG_SUSPEND)) > 784 mem_sleep_current = PM_SUSPEND_ON; 785 786 return 1; 787 } 788 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6] BUILD REGRESSION 9d0af12b79bee784902822ddeec2e1a8cfc18524
by kernel test robot 27 Oct '24

27 Oct '24

tree/branch: https://gitee.com/openeuler/kernel.git OLK-6.6 branch HEAD: 9d0af12b79bee784902822ddeec2e1a8cfc18524 !12515 drm/amd/display: Validate function returns Error/Warning (recently discovered and may have been fixed): https://lore.kernel.org/oe-kbuild-all/202410270410.DRsfwEJr-lkp@intel.com https://lore.kernel.org/oe-kbuild-all/202410270415.BPgdabxg-lkp@intel.com https://lore.kernel.org/oe-kbuild-all/202410270424.nEC5EwVg-lkp@intel.com https://lore.kernel.org/oe-kbuild-all/202410270450.rOHyUqxL-lkp@intel.com https://lore.kernel.org/oe-kbuild-all/202410270650.btnHpujZ-lkp@intel.com https://lore.kernel.org/oe-kbuild-all/202410270659.eFwieVWt-lkp@intel.com https://lore.kernel.org/oe-kbuild-all/202410270959.J8MWcOrp-lkp@intel.com clang-16: warning: -Wl,-soname=linux-ilp32-vdso.so.1: 'linker' input unused [-Wunused-command-line-argument] drivers/cpufreq/loongson3-acpi-cpufreq.c:89:12: warning: 'lasx_count_threshold' defined but not used [-Wunused-variable] drivers/crypto/ccp/hygon/hct.c:1730:45: error: no member named 'numa_node' in 'struct device' drivers/irqchip/irq-loongson-eiointc.c:378:58: error: 'NODES_PER_FLATMODE_NODE' undeclared (first use in this function) drivers/net/ethernet/mucse/rnpm/rnpm_lib.c:1008:35: error: 'struct rnpm_tx_buffer' has no member named 'gso_need_padding' drivers/net/ethernet/mucse/rnpm/rnpm_main.c:6449:38: error: 'struct rnpm_tx_buffer' has no member named 'gso_need_padding' error: unknown target ABI 'ilp32' kernel/dma/contiguous.c:228:13: error: 'is_zhaoxin_kh40000' undeclared (first use in this function) kernel/dma/contiguous.c:228:6: error: use of undeclared identifier 'is_zhaoxin_kh40000' ld.lld: error: undefined symbol: arch_elf_adjust_prot mm/mem_reliable.c:320:13: warning: 'mem_reliable_ctrl_bit_disabled' defined but not used [-Wunused-function] mm/mem_reliable.c:345:9: error: implicit declaration of function 'mem_reliable_ctrl_bit_disable'; did you mean 'mem_reliable_ctrl_bit_disabled'? [-Wimplicit-function-declaration] mm/memcontrol.c:3379:6: warning: no previous prototype for 'hisi_oom_recover' [-Wmissing-prototypes] mm/share_pool.c:1226:21: error: implicit declaration of function 'huge_ptep_get' [-Wimplicit-function-declaration] mm/share_pool.c:1226:21: error: invalid initializer Error/Warning ids grouped by kconfigs: recent_errors |-- arm64-allmodconfig | |-- arch-arm64-kvm-..-..-..-virt-kvm-vfio.c:warning:Excess-function-parameter-kvf-description-in-find_arm_smmu_domain | |-- arch-arm64-kvm-..-..-..-virt-kvm-vfio.c:warning:Excess-function-parameter-kvm-description-in-cvm_vfio_add_kvm_to_smmu_domain | |-- arch-arm64-kvm-..-..-..-virt-kvm-vfio.c:warning:Excess-function-parameter-smmu_domain_group_list-description-in-find_arm_smmu_domain | |-- arch-arm64-kvm-..-..-..-virt-kvm-vfio.c:warning:Function-parameter-or-member-data-not-described-in-find_arm_smmu_domain | |-- arch-arm64-kvm-..-..-..-virt-kvm-vfio.c:warning:Function-parameter-or-member-dev-not-described-in-find_arm_smmu_domain | |-- arch-arm64-kvm-..-..-..-virt-kvm-vfio.c:warning:Function-parameter-or-member-kv-not-described-in-cvm_vfio_add_kvm_to_smmu_domain | |-- clang:warning:no-such-include-directory:drivers-net-ethernet-nebula-matrix-nbl-nbl_export | |-- clang:warning:no-such-include-directory:drivers-net-ethernet-nebula-matrix-nbl-nbl_include | |-- drivers-net-ethernet-nebula-matrix-nbl-nbl_core.h:fatal-error:nbl_product_base.h-file-not-found | |-- drivers-net-ethernet-nebula-matrix-nbl-nbl_hw-nbl_hw_leonis-nbl_queue_leonis.h:fatal-error:nbl_resource.h-file-not-found | `-- drivers-net-ethernet-nebula-matrix-nbl-nbl_hw-nbl_hw_leonis-nbl_resource_leonis.h:fatal-error:nbl_resource.h-file-not-found |-- arm64-randconfig-001-20241027 | |-- mm-mem_reliable.c:error:implicit-declaration-of-function-mem_reliable_ctrl_bit_disable | `-- mm-mem_reliable.c:warning:mem_reliable_ctrl_bit_disabled-defined-but-not-used |-- arm64-randconfig-002-20241027 | `-- ld.lld:error:undefined-symbol:arch_elf_adjust_prot |-- arm64-randconfig-003-20241027 | |-- mm-memcontrol.c:warning:no-previous-prototype-for-hisi_oom_recover | |-- mm-share_pool.c:error:implicit-declaration-of-function-huge_ptep_get | `-- mm-share_pool.c:error:invalid-initializer |-- arm64-randconfig-004-20241027 | |-- clang:warning:Wl-soname-linux-ilp32-vdso.so.:linker-input-unused | `-- error:unknown-target-ABI-ilp32 |-- loongarch-allmodconfig | |-- loongson3-acpi-cpufreq.c:(.text):undefined-reference-to-acpi_processor_register_performance | `-- loongson3-acpi-cpufreq.c:(.text):undefined-reference-to-acpi_processor_unregister_performance |-- loongarch-allnoconfig | |-- arch-loongarch-kernel-efi.c:error:incompatible-types-when-assigning-to-type-pmd_t-from-type-int | `-- drivers-irqchip-irq-loongson-eiointc.c:error:NODES_PER_FLATMODE_NODE-undeclared-(first-use-in-this-function) |-- loongarch-randconfig-001-20241027 | |-- arch-loongarch-kernel-efi.c:error:incompatible-types-when-assigning-to-type-pmd_t-from-type-int | `-- drivers-irqchip-irq-loongson-eiointc.c:error:NODES_PER_FLATMODE_NODE-undeclared-(first-use-in-this-function) |-- loongarch-randconfig-002-20241027 | |-- arch-loongarch-kernel-efi.c:error:incompatible-types-when-assigning-to-type-pmd_t-from-type-int | |-- drivers-cpufreq-loongson3-acpi-cpufreq.c:warning:lasx_count_threshold-defined-but-not-used | |-- drivers-irqchip-irq-loongson-eiointc.c:error:NODES_PER_FLATMODE_NODE-undeclared-(first-use-in-this-function) | |-- drivers-net-ethernet-mucse-rnpm-rnpm_lib.c:error:struct-rnpm_tx_buffer-has-no-member-named-gso_need_padding | `-- drivers-net-ethernet-mucse-rnpm-rnpm_main.c:error:struct-rnpm_tx_buffer-has-no-member-named-gso_need_padding |-- x86_64-allnoconfig | |-- Warning:drivers-net-ethernet-nebula-matrix-Kconfig-references-a-file-that-doesn-t-exist:file:Documentation-networking-device_drivers-ethernet-nebula-matrix-m18110.rst | `-- drivers-net-ethernet-nebula-matrix-nbl-nbl_include-nbl_include.h:linux-pci.h-is-included-more-than-once. |-- x86_64-allyesconfig | |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Excess-function-parameter-kvf-description-in-find_arm_smmu_domain | |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Excess-function-parameter-kvm-description-in-cvm_vfio_add_kvm_to_smmu_domain | |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Excess-function-parameter-smmu_domain_group_list-description-in-find_arm_smmu_domain | |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Function-parameter-or-member-data-not-described-in-find_arm_smmu_domain | |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Function-parameter-or-member-dev-not-described-in-find_arm_smmu_domain | |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Function-parameter-or-member-kv-not-described-in-cvm_vfio_add_kvm_to_smmu_domain | |-- clang:warning:no-such-include-directory:drivers-net-ethernet-nebula-matrix-nbl-nbl_export | |-- clang:warning:no-such-include-directory:drivers-net-ethernet-nebula-matrix-nbl-nbl_include | |-- drivers-net-ethernet-nebula-matrix-nbl-nbl_core.h:fatal-error:nbl_product_base.h-file-not-found | |-- drivers-net-ethernet-nebula-matrix-nbl-nbl_hw-nbl_hw_leonis-nbl_queue_leonis.h:fatal-error:nbl_resource.h-file-not-found | `-- drivers-net-ethernet-nebula-matrix-nbl-nbl_hw-nbl_hw_leonis-nbl_resource_leonis.h:fatal-error:nbl_resource.h-file-not-found |-- x86_64-buildonly-randconfig-001-20241027 | `-- ld.lld:error:undefined-symbol:iova_reserve_domain_addr |-- x86_64-buildonly-randconfig-002-20241027 | `-- kernel-dma-contiguous.c:error:is_zhaoxin_kh40000-undeclared-(first-use-in-this-function) |-- x86_64-buildonly-randconfig-004-20241027 | |-- cc1:warning:drivers-net-ethernet-nebula-matrix-nbl-nbl_export:No-such-file-or-directory | |-- cc1:warning:drivers-net-ethernet-nebula-matrix-nbl-nbl_include:No-such-file-or-directory | |-- drivers-crypto-ccp-hygon-hct.c:error:struct-device-has-no-member-named-numa_node | |-- drivers-net-ethernet-nebula-matrix-nbl-nbl_core.h:fatal-error:nbl_product_base.h:No-such-file-or-directory | |-- drivers-net-ethernet-nebula-matrix-nbl-nbl_hw-nbl_hw_leonis-nbl_queue_leonis.h:fatal-error:nbl_resource.h:No-such-file-or-directory | `-- drivers-net-ethernet-nebula-matrix-nbl-nbl_hw-nbl_hw_leonis-nbl_resource_leonis.h:fatal-error:nbl_resource.h:No-such-file-or-directory |-- x86_64-buildonly-randconfig-005-20241027 | |-- arch-x86-kernel-zhaoxin_kh40000.c:error:call-to-undeclared-function-iommu_get_dma_domain-ISO-C99-and-later-do-not-support-implicit-function-declarations | |-- drivers-crypto-ccp-hygon-hct.c:error:no-member-named-numa_node-in-struct-device | `-- kernel-dma-contiguous.c:error:use-of-undeclared-identifier-is_zhaoxin_kh40000 |-- x86_64-kexec | |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Excess-function-parameter-kvf-description-in-find_arm_smmu_domain | |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Excess-function-parameter-kvm-description-in-cvm_vfio_add_kvm_to_smmu_domain | |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Excess-function-parameter-smmu_domain_group_list-description-in-find_arm_smmu_domain | |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Function-parameter-or-member-data-not-described-in-find_arm_smmu_domain | |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Function-parameter-or-member-dev-not-described-in-find_arm_smmu_domain | `-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Function-parameter-or-member-kv-not-described-in-cvm_vfio_add_kvm_to_smmu_domain |-- x86_64-randconfig-002-20241027 | `-- arch-x86-kernel-zhaoxin_kh40000.c:error:call-to-undeclared-function-iommu_get_dma_domain-ISO-C99-and-later-do-not-support-implicit-function-declarations |-- x86_64-randconfig-003-20241027 | `-- arch-x86-kernel-zhaoxin_kh40000.c:error:implicit-declaration-of-function-iommu_get_dma_domain |-- x86_64-randconfig-004-20241027 | `-- arch-x86-kernel-zhaoxin_kh40000.c:error:implicit-declaration-of-function-iommu_get_dma_domain |-- x86_64-randconfig-074-20241026 | `-- kernel-dma-contiguous.c:error:use-of-undeclared-identifier-is_zhaoxin_kh40000 |-- x86_64-randconfig-161-20241027 | |-- clang:warning:no-such-include-directory:drivers-net-ethernet-nebula-matrix-nbl-nbl_export | |-- clang:warning:no-such-include-directory:drivers-net-ethernet-nebula-matrix-nbl-nbl_include | |-- drivers-net-ethernet-nebula-matrix-nbl-nbl_core.h:fatal-error:nbl_product_base.h-file-not-found | |-- drivers-net-ethernet-nebula-matrix-nbl-nbl_hw-nbl_hw_leonis-nbl_queue_leonis.h:fatal-error:nbl_resource.h-file-not-found | |-- drivers-net-ethernet-nebula-matrix-nbl-nbl_hw-nbl_hw_leonis-nbl_resource_leonis.h:fatal-error:nbl_resource.h-file-not-found | `-- kernel-dma-contiguous.c:error:use-of-undeclared-identifier-is_zhaoxin_kh40000 |-- x86_64-rhel-8.3 | |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Excess-function-parameter-kvf-description-in-find_arm_smmu_domain | |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Excess-function-parameter-kvm-description-in-cvm_vfio_add_kvm_to_smmu_domain | |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Excess-function-parameter-smmu_domain_group_list-description-in-find_arm_smmu_domain | |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Function-parameter-or-member-data-not-described-in-find_arm_smmu_domain | |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Function-parameter-or-member-dev-not-described-in-find_arm_smmu_domain | |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Function-parameter-or-member-kv-not-described-in-cvm_vfio_add_kvm_to_smmu_domain | |-- cc1:warning:drivers-net-ethernet-nebula-matrix-nbl-nbl_export:No-such-file-or-directory | |-- cc1:warning:drivers-net-ethernet-nebula-matrix-nbl-nbl_include:No-such-file-or-directory | |-- drivers-net-ethernet-nebula-matrix-nbl-nbl_core.h:fatal-error:nbl_product_base.h:No-such-file-or-directory | |-- drivers-net-ethernet-nebula-matrix-nbl-nbl_hw-nbl_hw_leonis-nbl_queue_leonis.h:fatal-error:nbl_resource.h:No-such-file-or-directory | `-- drivers-net-ethernet-nebula-matrix-nbl-nbl_hw-nbl_hw_leonis-nbl_resource_leonis.h:fatal-error:nbl_resource.h:No-such-file-or-directory |-- x86_64-rhel-8.3-func | |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Excess-function-parameter-kvf-description-in-find_arm_smmu_domain | |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Excess-function-parameter-kvm-description-in-cvm_vfio_add_kvm_to_smmu_domain | |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Excess-function-parameter-smmu_domain_group_list-description-in-find_arm_smmu_domain | |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Function-parameter-or-member-data-not-described-in-find_arm_smmu_domain | |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Function-parameter-or-member-dev-not-described-in-find_arm_smmu_domain | |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Function-parameter-or-member-kv-not-described-in-cvm_vfio_add_kvm_to_smmu_domain | |-- cc1:warning:drivers-net-ethernet-nebula-matrix-nbl-nbl_export:No-such-file-or-directory | |-- cc1:warning:drivers-net-ethernet-nebula-matrix-nbl-nbl_include:No-such-file-or-directory | |-- drivers-net-ethernet-nebula-matrix-nbl-nbl_core.h:fatal-error:nbl_product_base.h:No-such-file-or-directory | |-- drivers-net-ethernet-nebula-matrix-nbl-nbl_hw-nbl_hw_leonis-nbl_queue_leonis.h:fatal-error:nbl_resource.h:No-such-file-or-directory | `-- drivers-net-ethernet-nebula-matrix-nbl-nbl_hw-nbl_hw_leonis-nbl_resource_leonis.h:fatal-error:nbl_resource.h:No-such-file-or-directory `-- x86_64-rhel-8.3-kselftests |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Excess-function-parameter-kvf-description-in-find_arm_smmu_domain |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Excess-function-parameter-kvm-description-in-cvm_vfio_add_kvm_to_smmu_domain |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Excess-function-parameter-smmu_domain_group_list-description-in-find_arm_smmu_domain |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Function-parameter-or-member-data-not-described-in-find_arm_smmu_domain |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Function-parameter-or-member-dev-not-described-in-find_arm_smmu_domain |-- arch-x86-kvm-..-..-..-virt-kvm-vfio.c:warning:Function-parameter-or-member-kv-not-described-in-cvm_vfio_add_kvm_to_smmu_domain |-- cc1:warning:drivers-net-ethernet-nebula-matrix-nbl-nbl_export:No-such-file-or-directory |-- cc1:warning:drivers-net-ethernet-nebula-matrix-nbl-nbl_include:No-such-file-or-directory |-- drivers-net-ethernet-nebula-matrix-nbl-nbl_core.h:fatal-error:nbl_product_base.h:No-such-file-or-directory |-- drivers-net-ethernet-nebula-matrix-nbl-nbl_hw-nbl_hw_leonis-nbl_queue_leonis.h:fatal-error:nbl_resource.h:No-such-file-or-directory `-- drivers-net-ethernet-nebula-matrix-nbl-nbl_hw-nbl_hw_leonis-nbl_resource_leonis.h:fatal-error:nbl_resource.h:No-such-file-or-directory elapsed time: 939m configs tested: 25 configs skipped: 107 tested configs: arm64 allmodconfig clang-20 arm64 allnoconfig gcc-14.1.0 arm64 randconfig-001-20241027 gcc-14.1.0 arm64 randconfig-002-20241027 clang-20 arm64 randconfig-003-20241027 gcc-14.1.0 arm64 randconfig-004-20241027 clang-16 loongarch allmodconfig gcc-14.1.0 loongarch allnoconfig gcc-14.1.0 loongarch randconfig-001-20241027 gcc-14.1.0 loongarch randconfig-002-20241027 gcc-14.1.0 x86_64 allnoconfig clang-19 x86_64 allyesconfig clang-19 x86_64 buildonly-randconfig-001-20241027 clang-19 x86_64 buildonly-randconfig-002-20241027 gcc-12 x86_64 buildonly-randconfig-003-20241027 gcc-12 x86_64 buildonly-randconfig-004-20241027 gcc-12 x86_64 buildonly-randconfig-005-20241027 clang-19 x86_64 buildonly-randconfig-006-20241027 gcc-12 x86_64 defconfig gcc-11 x86_64 kexec clang-19 x86_64 randconfig-001-20241027 clang-19 x86_64 randconfig-002-20241027 clang-19 x86_64 randconfig-003-20241027 gcc-12 x86_64 randconfig-004-20241027 gcc-12 x86_64 rhel-8.3 gcc-12 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 1683/15331] mm/memcontrol.c:3147:6: warning: no previous prototype for 'hisi_oom_recover'
by kernel test robot 27 Oct '24

27 Oct '24

Hi Weilong, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 9d0af12b79bee784902822ddeec2e1a8cfc18524 commit: b498d9f1bacd40d583c0970cab02ad522127a7e7 [1683/15331] arm64/ascend: Add new enable_oom_killer interface for oom contrl config: arm64-randconfig-003-20241027 (https://download.01.org/0day-ci/archive/20241027/202410270959.J8MWcOrp-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410270959.J8MWcOrp-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410270959.J8MWcOrp-lkp@intel.com/ All warnings (new ones prefixed by >>): >> mm/memcontrol.c:3147:6: warning: no previous prototype for 'hisi_oom_recover' [-Wmissing-prototypes] 3147 | void hisi_oom_recover(struct obj_cgroup *objcg) | ^~~~~~~~~~~~~~~~ vim +/hisi_oom_recover +3147 mm/memcontrol.c 3145 3146 #ifdef CONFIG_ASCEND_OOM > 3147 void hisi_oom_recover(struct obj_cgroup *objcg) 3148 { 3149 struct mem_cgroup *memcg; 3150 3151 memcg = get_mem_cgroup_from_objcg(objcg); 3152 if (!mem_cgroup_is_root(memcg)) 3153 memcg_oom_recover(memcg); 3154 css_put(&memcg->css); 3155 } 3156 #else 3157 static inline void hisi_oom_recover(struct obj_cgroup *objcg) { } 3158 #endif 3159 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:openEuler-1.0-LTS 23167/23866] include/asm-generic/atomic-instrumented.h:33:9: warning: 'wait_req' may be used uninitialized
by kernel test robot 27 Oct '24

27 Oct '24

Hi Ryusuke, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 22c50245e8025b0c6beee13d0df238987b98e6f8 commit: 6741506ca02825b90e77088e8fce01c3d02edfdd [23167/23866] nilfs2: fix unexpected freezing of nilfs_segctor_sync() config: x86_64-buildonly-randconfig-003-20241027 (https://download.01.org/0day-ci/archive/20241027/202410270910.yAllU1Un-lkp@…) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410270910.yAllU1Un-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410270910.yAllU1Un-lkp@intel.com/ Note: it may well be a FALSE warning. FWIW you are at least aware of it now. http://gcc.gnu.org/wiki/Better_Uninitialized_Warnings All warnings (new ones prefixed by >>): In file included from arch/x86/include/asm/atomic.h:265, from arch/x86/include/asm/msr.h:67, from arch/x86/include/asm/processor.h:21, from arch/x86/include/asm/cpufeature.h:5, from arch/x86/include/asm/thread_info.h:53, from include/linux/thread_bits.h:22, from include/linux/thread_info.h:14, from arch/x86/include/asm/preempt.h:7, from include/linux/preempt.h:81, from include/linux/spinlock.h:51, from include/linux/mmzone.h:9, from include/linux/gfp.h:6, from include/linux/mm.h:11, from include/linux/pagemap.h:8, from fs/nilfs2/segment.c:11: In function 'atomic_set', inlined from 'nilfs_segctor_sync' at fs/nilfs2/segment.c:2175:2: >> include/asm-generic/atomic-instrumented.h:33:9: warning: 'wait_req' may be used uninitialized [-Wmaybe-uninitialized] 33 | kasan_check_write(v, sizeof(*v)); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from include/linux/compiler.h:265, from include/asm-generic/bug.h:5, from arch/x86/include/asm/bug.h:83, from include/linux/bug.h:5, from include/linux/mmdebug.h:5, from include/linux/mm.h:10: include/linux/kasan-checks.h: In function 'nilfs_segctor_sync': include/linux/kasan-checks.h:7:6: note: by argument 1 of type 'const volatile void *' to 'kasan_check_write' declared here 7 | void kasan_check_write(const volatile void *p, unsigned int size); | ^~~~~~~~~~~~~~~~~ fs/nilfs2/segment.c:2170:43: note: 'wait_req' declared here 2170 | struct nilfs_segctor_wait_request wait_req; | ^~~~~~~~ vim +/wait_req +33 include/asm-generic/atomic-instrumented.h b06ed71a624ba0 Dmitry Vyukov 2018-01-29 30 b06ed71a624ba0 Dmitry Vyukov 2018-01-29 31 static __always_inline void atomic_set(atomic_t *v, int i) b06ed71a624ba0 Dmitry Vyukov 2018-01-29 32 { a35353bb9eb199 Dmitry Vyukov 2018-01-29 @33 kasan_check_write(v, sizeof(*v)); b06ed71a624ba0 Dmitry Vyukov 2018-01-29 34 arch_atomic_set(v, i); b06ed71a624ba0 Dmitry Vyukov 2018-01-29 35 } b06ed71a624ba0 Dmitry Vyukov 2018-01-29 36 :::::: The code at line 33 was first introduced by commit :::::: a35353bb9eb1990a44a0d7585f99e9589bcdb682 locking/atomic, asm-generic: Add KASAN instrumentation to atomic operations :::::: TO: Dmitry Vyukov <dvyukov(a)google.com> :::::: CC: Ingo Molnar <mingo(a)kernel.org> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-5.10 18534/30000] security/integrity/ima/ima.h:381:51: warning: 'struct ima_digest' declared inside parameter list will not be visible outside of this definition or declaration
by kernel test robot 27 Oct '24

27 Oct '24

tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 412556141b3c12f2f160acc3a09a40c937837ee3 commit: e94df9b790f7ed9025c9321f16a77044f66b14a5 [18534/30000] ima: Add macros to isolate the IMA digest list config: x86_64-buildonly-randconfig-006-20241027 (https://download.01.org/0day-ci/archive/20241027/202410270809.Ptd8Ot1n-lkp@…) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410270809.Ptd8Ot1n-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410270809.Ptd8Ot1n-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from security/integrity/ima/ima_main.c:30: >> security/integrity/ima/ima.h:381:51: warning: 'struct ima_digest' declared inside parameter list will not be visible outside of this definition or declaration 381 | struct ima_digest *found_digest) | ^~~~~~~~~~ security/integrity/ima/ima_main.c: In function 'process_measurement': security/integrity/ima/ima_main.c:433:30: error: too few arguments to function 'ima_appraise_measurement' 433 | rc = ima_appraise_measurement(func, iint, file, | ^~~~~~~~~~~~~~~~~~~~~~~~ security/integrity/ima/ima.h:373:19: note: declared here 373 | static inline int ima_appraise_measurement(enum ima_hooks func, | ^~~~~~~~~~~~~~~~~~~~~~~~ -- In file included from security/integrity/ima/ima_api.c:18: >> security/integrity/ima/ima.h:381:51: warning: 'struct ima_digest' declared inside parameter list will not be visible outside of this definition or declaration 381 | struct ima_digest *found_digest) | ^~~~~~~~~~ -- In file included from security/integrity/ima/ima_asymmetric_keys.c:13: >> security/integrity/ima/ima.h:381:51: warning: 'struct ima_digest' declared inside parameter list will not be visible outside of this definition or declaration 381 | struct ima_digest *found_digest) | ^~~~~~~~~~ security/integrity/ima/ima_asymmetric_keys.c:27:6: warning: no previous prototype for 'ima_post_key_create_or_update' [-Wmissing-prototypes] 27 | void ima_post_key_create_or_update(struct key *keyring, struct key *key, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +381 security/integrity/ima/ima.h 273df864cf7466 Nayna Jain 2019-10-30 372 4ad87a3d7444de Mimi Zohar 2016-01-14 373 static inline int ima_appraise_measurement(enum ima_hooks func, d79d72e02485c0 Mimi Zohar 2012-12-03 374 struct integrity_iint_cache *iint, 2fe5d6def1672a Mimi Zohar 2012-02-13 375 struct file *file, d3634d0f426bde Dmitry Kasatkin 2013-04-25 376 const unsigned char *filename, d3634d0f426bde Dmitry Kasatkin 2013-04-25 377 struct evm_ima_xattr_data *xattr_value, 39b07096364a42 Thiago Jung Bauermann 2019-06-27 378 int xattr_len, e94df9b790f7ed Zhou Shuiqing 2023-09-06 379 #ifndef CONFIG_IMA_DIGEST_LIST a44c2ae6cac55b Roberto Sassu 2021-03-03 380 const struct modsig *modsig, a44c2ae6cac55b Roberto Sassu 2021-03-03 @381 struct ima_digest *found_digest) e94df9b790f7ed Zhou Shuiqing 2023-09-06 382 #else e94df9b790f7ed Zhou Shuiqing 2023-09-06 383 const struct modsig *modsig) e94df9b790f7ed Zhou Shuiqing 2023-09-06 384 #endif 2fe5d6def1672a Mimi Zohar 2012-02-13 385 { 2fe5d6def1672a Mimi Zohar 2012-02-13 386 return INTEGRITY_UNKNOWN; 2fe5d6def1672a Mimi Zohar 2012-02-13 387 } 2fe5d6def1672a Mimi Zohar 2012-02-13 388 :::::: The code at line 381 was first introduced by commit :::::: a44c2ae6cac55bdcc0d33f62600233ea0f3f6688 ima: Add support for appraisal with digest lists :::::: TO: Roberto Sassu <roberto.sassu(a)huawei.com> :::::: CC: Zheng Zengkai <zhengzengkai(a)huawei.com> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 14232/30000] drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c:4413:46: warning: implicit conversion from 'enum hnae3_reset_type' to 'enum hnae3_event_type_custom'
by kernel test robot 27 Oct '24

27 Oct '24

Hi Tian, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 412556141b3c12f2f160acc3a09a40c937837ee3 commit: 62aede9feaf6f4729af43df72be267a32bda43d1 [14232/30000] net: hns3: add support customized exception handling interfaces. config: arm64-defconfig (https://download.01.org/0day-ci/archive/20241027/202410270825.dsHEmsVP-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410270825.dsHEmsVP-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410270825.dsHEmsVP-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c: In function 'hclge_reset_event': >> drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c:4413:46: warning: implicit conversion from 'enum hnae3_reset_type' to 'enum hnae3_event_type_custom' [-Wenum-conversion] 4413 | ret = hclge_ext_call_event(hdev, hdev->reset_level); | ~~~~^~~~~~~~~~~~~ drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c: In function 'hclge_get_strings': drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c:668:50: warning: '%s' directive output may be truncated writing up to 4895 bytes into a region of size 32 [-Wformat-truncation=] 668 | snprintf(buff, ETH_GSTRING_LEN, "%s", strs[i].desc); | ^~ In function 'hclge_comm_get_strings', inlined from 'hclge_get_strings' at drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c:781:7: drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c:668:17: note: 'snprintf' output between 1 and 4896 bytes into a destination of size 32 668 | snprintf(buff, ETH_GSTRING_LEN, "%s", strs[i].desc); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +4413 drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c 4374 4375 void hclge_reset_event(struct pci_dev *pdev, struct hnae3_handle *handle) 4376 { 4377 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(pdev); 4378 struct hclge_dev *hdev = ae_dev->priv; 4379 int ret; 4380 4381 /* We might end up getting called broadly because of 2 below cases: 4382 * 1. Recoverable error was conveyed through APEI and only way to bring 4383 * normalcy is to reset. 4384 * 2. A new reset request from the stack due to timeout 4385 * 4386 * check if this is a new reset request and we are not here just because 4387 * last reset attempt did not succeed and watchdog hit us again. We will 4388 * know this if last reset request did not occur very recently (watchdog 4389 * timer = 5*HZ, let us check after sufficiently large time, say 4*5*Hz) 4390 * In case of new request we reset the "reset level" to PF reset. 4391 * And if it is a repeat reset request of the most recent one then we 4392 * want to make sure we throttle the reset request. Therefore, we will 4393 * not allow it again before 3*HZ times. 4394 */ 4395 4396 if (time_before(jiffies, (hdev->last_reset_time + 4397 HCLGE_RESET_INTERVAL))) { 4398 mod_timer(&hdev->reset_timer, jiffies + HCLGE_RESET_INTERVAL); 4399 return; 4400 } 4401 4402 if (hdev->default_reset_request) { 4403 hdev->reset_level = 4404 hclge_get_reset_level(ae_dev, 4405 &hdev->default_reset_request); 4406 } else if (time_after(jiffies, (hdev->last_reset_time + 4 * 5 * HZ))) { 4407 hdev->reset_level = HNAE3_FUNC_RESET; 4408 } 4409 4410 dev_info(&hdev->pdev->dev, "received reset event, reset type is %d\n", 4411 hdev->reset_level); 4412 > 4413 ret = hclge_ext_call_event(hdev, hdev->reset_level); 4414 if (ret) { 4415 /* request reset & schedule reset task */ 4416 set_bit(hdev->reset_level, &hdev->reset_request); 4417 hclge_reset_task_schedule(hdev); 4418 } 4419 4420 if (hdev->reset_level < HNAE3_GLOBAL_RESET) 4421 hdev->reset_level++; 4422 } 4423 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS] BUILD REGRESSION 22c50245e8025b0c6beee13d0df238987b98e6f8
by kernel test robot 27 Oct '24

27 Oct '24

tree/branch: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS branch HEAD: 22c50245e8025b0c6beee13d0df238987b98e6f8 !12502 svm: fix UAF/Double Free in svm Error/Warning (recently discovered and may have been fixed): https://lore.kernel.org/oe-kbuild-all/202410270248.Ne5SK2Qt-lkp@intel.com https://lore.kernel.org/oe-kbuild-all/202410270402.9XpA0lvS-lkp@intel.com https://lore.kernel.org/oe-kbuild-all/202410270513.RTL2eHIu-lkp@intel.com arch/arm64/kernel/acpi.c:266:5: warning: no previous prototype for 'acpi_map_cpu' [-Wmissing-prototypes] arch/arm64/kernel/acpi.c:285:5: warning: no previous prototype for 'acpi_unmap_cpu' [-Wmissing-prototypes] drivers/crypto/hisilicon/qm.c:3322: warning: Excess function parameter 'ce' description in 'qm_hw_error_init' drivers/crypto/hisilicon/qm.c:3322: warning: Excess function parameter 'fe' description in 'qm_hw_error_init' drivers/crypto/hisilicon/qm.c:3322: warning: Excess function parameter 'msi' description in 'qm_hw_error_init' drivers/crypto/hisilicon/qm.c:3322: warning: Excess function parameter 'nfe' description in 'qm_hw_error_init' mm/pin_mem.c:228:31: error: 'HUGETLB_PAGE_DTOR' undeclared (first use in this function); did you mean 'HUGETLB_PAGE_ORDER'? Unverified Error/Warning (likely false positive, kindly check if interested): drivers/iommu/arm-smmu-v3.c:223:55: error: 'CONFIG_CMA_ALIGNMENT' undeclared (first use in this function); did you mean 'CONFIG_CMDLINE'? drivers/misc/uacce/uacce.c:739:13: error: implicit declaration of function 'module_refcount' [-Werror=implicit-function-declaration] include/linux/kernel.h:875:9: error: first argument to '__builtin_choose_expr' not a constant Error/Warning ids grouped by kconfigs: recent_errors |-- arm64-allnoconfig | `-- kernel-sched-core.c:error:implicit-declaration-of-function-tg_update_affinity_domains |-- arm64-randconfig-001-20241027 | |-- drivers-clocksource-arm_arch_timer.c:error:hisi_161010101_read_cntvct_el0-undeclared-(first-use-in-this-function) | |-- drivers-iommu-arm-smmu-v3.c:error:CONFIG_CMA_ALIGNMENT-undeclared-(first-use-in-this-function) | |-- drivers-misc-uacce-uacce.c:error:implicit-declaration-of-function-module_refcount | |-- include-linux-kernel.h:error:first-argument-to-__builtin_choose_expr-not-a-constant | |-- kernel-sched-core.c:error:implicit-declaration-of-function-tg_update_affinity_domains | `-- mm-mem_reliable.c:warning:zero-defined-but-not-used |-- arm64-randconfig-002-20241026 | |-- arch-arm64-kernel-acpi.c:warning:no-previous-prototype-for-acpi_map_cpu | |-- arch-arm64-kernel-acpi.c:warning:no-previous-prototype-for-acpi_unmap_cpu | |-- drivers-crypto-hisilicon-qm.c:warning:Excess-function-parameter-ce-description-in-qm_hw_error_init | |-- drivers-crypto-hisilicon-qm.c:warning:Excess-function-parameter-fe-description-in-qm_hw_error_init | |-- drivers-crypto-hisilicon-qm.c:warning:Excess-function-parameter-msi-description-in-qm_hw_error_init | `-- drivers-crypto-hisilicon-qm.c:warning:Excess-function-parameter-nfe-description-in-qm_hw_error_init |-- arm64-randconfig-002-20241027 | |-- drivers-clocksource-arm_arch_timer.c:error:hisi_161010101_read_cntvct_el0-undeclared-(first-use-in-this-function) | `-- mm-pin_mem.c:error:HUGETLB_PAGE_DTOR-undeclared-(first-use-in-this-function) |-- arm64-randconfig-003-20241027 | |-- drivers-clocksource-arm_arch_timer.c:error:hisi_161010101_read_cntvct_el0-undeclared-(first-use-in-this-function) | |-- drivers-nvme-host-core.c:error:compat_uptr_t-undeclared-(first-use-in-this-function) | `-- drivers-nvme-host-core.c:error:expected-before-ptrval |-- arm64-randconfig-004-20241027 | `-- arch-arm64-kernel-cpufeature.c:error:a32_elf_hwcap2-undeclared-(first-use-in-this-function) |-- x86_64-allyesconfig | `-- drivers-net-ethernet-stmicro-stmmac-dwmac-phytium.c:error:incompatible-pointer-to-integer-conversion-returning-void-from-a-function-with-result-type-int |-- x86_64-buildonly-randconfig-001-20241027 | `-- drivers-char-ipmi-ipmi_si_intf.o:warning:objtool:missing-symbol-for-section-.init.text |-- x86_64-buildonly-randconfig-002-20241027 | `-- include-asm-generic-bug.h:warning:mcu_ctrl-may-be-used-uninitialized |-- x86_64-buildonly-randconfig-003-20241027 | `-- include-asm-generic-bug.h:warning:mcu_ctrl-may-be-used-uninitialized |-- x86_64-buildonly-randconfig-005-20241027 | |-- kernel-sched-core.c:error:implicit-declaration-of-function-init_auto_affinity-Werror-Wimplicit-function-declaration | |-- kernel-sched-core.c:error:implicit-declaration-of-function-tg_update_affinity_domains-Werror-Wimplicit-function-declaration | `-- kernel-sched-core.c:error:use-of-undeclared-identifier-root_task_group |-- x86_64-buildonly-randconfig-006-20241027 | |-- arch-x86-kernel-cpu-mce-apei.o:warning:objtool:missing-symbol-for-section-.text | |-- drivers-misc-uacce-uacce.c:error:implicit-declaration-of-function-module_refcount | `-- drivers-soundwire-bus_type.o:warning:objtool:missing-symbol-for-section-.init.text `-- x86_64-randconfig-001-20241027 |-- drivers-gpu-drm-amd-amdgpu-amdgpu_ids.o:warning:objtool:amdgpu_vmid_grab:unreachable-instruction |-- drivers-md-md.o:warning:objtool:md_seq_show:unreachable-instruction `-- fs-debugfs-file.o:warning:objtool:full_proxy_open:unreachable-instruction elapsed time: 876m configs tested: 20 configs skipped: 111 tested configs: arm64 allmodconfig gcc-14.1.0 arm64 allnoconfig gcc-14.1.0 arm64 randconfig-001-20241027 gcc-14.1.0 arm64 randconfig-002-20241027 gcc-14.1.0 arm64 randconfig-003-20241027 gcc-14.1.0 arm64 randconfig-004-20241027 gcc-14.1.0 x86_64 allnoconfig clang-19 x86_64 allyesconfig clang-19 x86_64 buildonly-randconfig-001-20241027 clang-19 x86_64 buildonly-randconfig-002-20241027 gcc-12 x86_64 buildonly-randconfig-003-20241027 gcc-12 x86_64 buildonly-randconfig-004-20241027 gcc-12 x86_64 buildonly-randconfig-005-20241027 clang-19 x86_64 buildonly-randconfig-006-20241027 gcc-12 x86_64 defconfig gcc-11 x86_64 kexec clang-19 x86_64 randconfig-001-20241027 clang-19 x86_64 randconfig-003-20241027 gcc-12 x86_64 randconfig-004-20241027 gcc-12 x86_64 rhel-8.3 gcc-12 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 26172/30000] kismet: WARNING: unmet direct dependencies detected for BPF_NET_GLOBAL_PROG when selected by SCHED_TASK_RELATIONSHIP
by kernel test robot 27 Oct '24

27 Oct '24

tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 412556141b3c12f2f160acc3a09a40c937837ee3 commit: 64ba5634c4c60ea966612ab3eca75cbf2d90f9bc [26172/30000] net: add some bpf hooks in tcp stack for network numa relationship config: arm64-kismet-CONFIG_BPF_NET_GLOBAL_PROG-CONFIG_SCHED_TASK_RELATIONSHIP-0-0 (https://download.01.org/0day-ci/archive/20241027/202410270704.ecpmDcvG-lkp@…) reproduce: (https://download.01.org/0day-ci/archive/20241027/202410270704.ecpmDcvG-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410270704.ecpmDcvG-lkp@intel.com/ kismet warnings: (new ones prefixed by >>) >> kismet: WARNING: unmet direct dependencies detected for BPF_NET_GLOBAL_PROG when selected by SCHED_TASK_RELATIONSHIP WARNING: unmet direct dependencies detected for BPF_NET_GLOBAL_PROG Depends on [n]: NET [=n] && BPF_SYSCALL [=n] Selected by [y]: - SCHED_TASK_RELATIONSHIP [=y] && CGROUPS [=y] && NUMA_BALANCING [=y] -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 4037/15331] drivers/net/ethernet/mucse/rnpm/rnpm_lib.c:1008:35: error: 'struct rnpm_tx_buffer' has no member named 'gso_need_padding'
by kernel test robot 27 Oct '24

27 Oct '24

Hi gu.huiguang, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 9d0af12b79bee784902822ddeec2e1a8cfc18524 commit: 5deaf74c4b3edcf88f67f18aa352690deb9dc212 [4037/15331] drivers: initial support for rnpm drivers from Mucse Technology config: loongarch-randconfig-002-20241027 (https://download.01.org/0day-ci/archive/20241027/202410270659.eFwieVWt-lkp@…) compiler: loongarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410270659.eFwieVWt-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410270659.eFwieVWt-lkp@intel.com/ All errors (new ones prefixed by >>): drivers/net/ethernet/mucse/rnpm/rnpm_lib.c: In function 'rnpm_maybe_tx_ctxtdesc': >> drivers/net/ethernet/mucse/rnpm/rnpm_lib.c:1008:35: error: 'struct rnpm_tx_buffer' has no member named 'gso_need_padding' 1008 | if (!first->gso_need_padding) | ^~ drivers/net/ethernet/mucse/rnpm/rnpm_lib.c:1010:30: error: 'struct rnpm_tx_buffer' has no member named 'gso_need_padding' 1010 | first->gso_need_padding = false; | ^~ drivers/net/ethernet/mucse/rnpm/rnpm_lib.c: At top level: drivers/net/ethernet/mucse/rnpm/rnpm_lib.c:1185:6: warning: no previous prototype for 'rnpm_setup_layer2_remapping' [-Wmissing-prototypes] 1185 | void rnpm_setup_layer2_remapping(struct rnpm_hw *hw, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_lib.c:1209:6: warning: no previous prototype for 'rnpm_setup_tuple5_remapping' [-Wmissing-prototypes] 1209 | void rnpm_setup_tuple5_remapping(struct rnpm_hw *hw, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_lib.c:1280:6: warning: no previous prototype for 'rnpm_setup_tuple5_remapping_tcam' [-Wmissing-prototypes] 1280 | void rnpm_setup_tuple5_remapping_tcam(struct rnpm_hw *hw, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -- drivers/net/ethernet/mucse/rnpm/rnpm_main.c:256:6: warning: no previous prototype for 'rnpm_pf_service_event_schedule' [-Wmissing-prototypes] 256 | void rnpm_pf_service_event_schedule(struct rnpm_pf_adapter *pf_adapter) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:1137:5: warning: no previous prototype for 'rnpm_rx_ring_reinit' [-Wmissing-prototypes] 1137 | int rnpm_rx_ring_reinit(struct rnpm_adapter *adapter, struct rnpm_ring *rx_ring) | ^~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c: In function 'rnpm_clean_rx_irq': drivers/net/ethernet/mucse/rnpm/rnpm_main.c:2015:14: warning: variable 'xdp_xmit' set but not used [-Wunused-but-set-variable] 2015 | bool xdp_xmit = false; | ^~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c: At top level: drivers/net/ethernet/mucse/rnpm/rnpm_main.c:2207:6: warning: no previous prototype for 'rnpm_write_eitr' [-Wmissing-prototypes] 2207 | void rnpm_write_eitr(struct rnpm_q_vector *q_vector, bool is_rxframe) | ^~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:3013:5: warning: no previous prototype for 'rnpm_xmit_nop_frame_ring' [-Wmissing-prototypes] 3013 | int rnpm_xmit_nop_frame_ring(struct rnpm_adapter *adapter, | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:3037:5: warning: no previous prototype for 'rnpm_xmit_nop_frame_ring_temp' [-Wmissing-prototypes] 3037 | int rnpm_xmit_nop_frame_ring_temp(struct rnpm_adapter *adapter, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:3909:6: warning: no previous prototype for 'rnpm_vlan_stags_flag' [-Wmissing-prototypes] 3909 | void rnpm_vlan_stags_flag(struct rnpm_adapter *adapter) | ^~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:4031:6: warning: no previous prototype for 'control_mac_rx' [-Wmissing-prototypes] 4031 | void control_mac_rx(struct rnpm_adapter *adapter, bool on) | ^~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:5803:6: warning: no previous prototype for 'rnpm_pf_service_timer' [-Wmissing-prototypes] 5803 | void rnpm_pf_service_timer(struct timer_list *t) | ^~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:5821:6: warning: no previous prototype for 'rnpm_service_timer' [-Wmissing-prototypes] 5821 | void rnpm_service_timer(struct timer_list *t) | ^~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:5962:21: warning: no previous prototype for 'wait_all_port_resetting' [-Wmissing-prototypes] 5962 | __maybe_unused void wait_all_port_resetting(struct rnpm_pf_adapter *pf_adapter) | ^~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:5974:21: warning: no previous prototype for 'clean_all_port_resetting' [-Wmissing-prototypes] 5974 | __maybe_unused void clean_all_port_resetting(struct rnpm_pf_adapter *pf_adapter) | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:6185:5: warning: no previous prototype for 'rnpm_check_mc_addr' [-Wmissing-prototypes] 6185 | int rnpm_check_mc_addr(struct rnpm_adapter *adapter) | ^~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:6211:6: warning: no previous prototype for 'update_pf_vlan' [-Wmissing-prototypes] 6211 | void update_pf_vlan(struct rnpm_adapter *adapter) | ^~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:6262:6: warning: no previous prototype for 'rnpm_pf_service_task' [-Wmissing-prototypes] 6262 | void rnpm_pf_service_task(struct work_struct *work) | ^~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c: In function 'rnpm_tso': >> drivers/net/ethernet/mucse/rnpm/rnpm_main.c:6449:38: error: 'struct rnpm_tx_buffer' has no member named 'gso_need_padding' 6449 | first->gso_need_padding = !!gso_need_pad; | ^~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c: In function 'rnpm_tx_csum': drivers/net/ethernet/mucse/rnpm/rnpm_main.c:6517:30: error: 'struct rnpm_tx_buffer' has no member named 'gso_need_padding' 6517 | first->gso_need_padding = true; | ^~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c: At top level: drivers/net/ethernet/mucse/rnpm/rnpm_main.c:7528:6: warning: no previous prototype for 'rnpm_clear_udp_tunnel_port' [-Wmissing-prototypes] 7528 | void rnpm_clear_udp_tunnel_port(struct rnpm_adapter *adapter) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:7692:6: warning: no previous prototype for 'rnpm_assign_netdev_ops' [-Wmissing-prototypes] 7692 | void rnpm_assign_netdev_ops(struct net_device *dev) | ^~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:7785:6: warning: no previous prototype for 'rnpm_fix_queue_number' [-Wmissing-prototypes] 7785 | void rnpm_fix_queue_number(struct rnpm_hw *hw) | ^~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:8760:5: warning: no previous prototype for 'rnpm_can_rpu_start' [-Wmissing-prototypes] 8760 | int rnpm_can_rpu_start(struct rnpm_pf_adapter *pf_adapter) | ^~~~~~~~~~~~~~~~~~ vim +1008 drivers/net/ethernet/mucse/rnpm/rnpm_lib.c 1000 1001 void rnpm_maybe_tx_ctxtdesc(struct rnpm_ring *tx_ring, 1002 struct rnpm_tx_buffer *first, u32 type_tucmd) 1003 { 1004 struct rnpm_adapter *adapter = netdev_priv((tx_ring)->netdev); 1005 /* sriov mode pf use the last vf */ 1006 if (first->ctx_flag) { 1007 if (adapter->priv_flags & RNPM_PRIV_FLAG_TX_PADDING) { > 1008 if (!first->gso_need_padding) 1009 type_tucmd |= RNPM_TXD_MTI_CRC_PAD_CTRL; 1010 first->gso_need_padding = false; 1011 } 1012 1013 rnpm_tx_ctxtdesc(tx_ring, first->mss_len_vf_num, 1014 first->inner_vlan_tunnel_len, type_tucmd); 1015 } 1016 } 1017 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 1359/15331] mm/share_pool.c:1226:21: error: implicit declaration of function 'huge_ptep_get'
by kernel test robot 27 Oct '24

27 Oct '24

Hi Wang, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 9d0af12b79bee784902822ddeec2e1a8cfc18524 commit: 549b1f40b56511536196f7522ffa4d7b3da42337 [1359/15331] mm/sharepool: Implement mg_sp_make_share_u2k() config: arm64-randconfig-003-20241027 (https://download.01.org/0day-ci/archive/20241027/202410270650.btnHpujZ-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410270650.btnHpujZ-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410270650.btnHpujZ-lkp@intel.com/ All errors (new ones prefixed by >>): mm/share_pool.c: In function 'sp_hugetlb_entry': >> mm/share_pool.c:1226:21: error: implicit declaration of function 'huge_ptep_get' [-Wimplicit-function-declaration] 1226 | pte_t pte = huge_ptep_get(ptep); | ^~~~~~~~~~~~~ >> mm/share_pool.c:1226:21: error: invalid initializer mm/share_pool.c: At top level: mm/share_pool.c:1005:13: warning: 'sp_area_put_locked' defined but not used [-Wunused-function] 1005 | static void sp_area_put_locked(struct sp_area *spa) | ^~~~~~~~~~~~~~~~~~ mm/share_pool.c:944:24: warning: 'sp_area_get' defined but not used [-Wunused-function] 944 | static struct sp_area *sp_area_get(struct sp_group *spg, | ^~~~~~~~~~~ mm/share_pool.c:791:24: warning: 'sp_area_alloc' defined but not used [-Wunused-function] 791 | static struct sp_area *sp_area_alloc(unsigned long size, unsigned long flags, | ^~~~~~~~~~~~~ mm/share_pool.c:587:21: warning: 'spa_file' defined but not used [-Wunused-function] 587 | static struct file *spa_file(struct sp_area *spa) | ^~~~~~~~ mm/share_pool.c:582:22: warning: 'spa_size' defined but not used [-Wunused-function] 582 | static unsigned long spa_size(struct sp_area *spa) | ^~~~~~~~ mm/share_pool.c:497:13: warning: 'update_mem_usage_k2u' defined but not used [-Wunused-function] 497 | static void update_mem_usage_k2u(unsigned long size, bool inc, | ^~~~~~~~~~~~~~~~~~~~ mm/share_pool.c:485:13: warning: 'update_mem_usage_alloc' defined but not used [-Wunused-function] 485 | static void update_mem_usage_alloc(unsigned long size, bool inc, | ^~~~~~~~~~~~~~~~~~~~~~ mm/share_pool.c:438:12: warning: 'sp_group_setup_mapping_normal' defined but not used [-Wunused-function] 438 | static int sp_group_setup_mapping_normal(struct mm_struct *mm, struct sp_group *spg) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ mm/share_pool.c:380:13: warning: 'sp_mapping_detach' defined but not used [-Wunused-function] 380 | static void sp_mapping_detach(struct sp_group *spg, struct sp_mapping *spm) | ^~~~~~~~~~~~~~~~~ mm/share_pool.c:237:13: warning: 'meminfo_init' defined but not used [-Wunused-function] 237 | static void meminfo_init(struct sp_meminfo *meminfo) | ^~~~~~~~~~~~ In file included from mm/share_pool.c:26: mm/share_pool.c:76:19: warning: 'sp_group_idr' defined but not used [-Wunused-variable] 76 | static DEFINE_IDR(sp_group_idr); | ^~~~~~~~~~~~ include/linux/idr.h:56:44: note: in definition of macro 'DEFINE_IDR' 56 | #define DEFINE_IDR(name) struct idr name = IDR_INIT(name) | ^~~~ mm/share_pool.c:73:12: warning: 'system_group_count' defined but not used [-Wunused-variable] 73 | static int system_group_count; | ^~~~~~~~~~~~~~~~~~ vim +/huge_ptep_get +1226 mm/share_pool.c 1221 1222 static int sp_hugetlb_entry(pte_t *ptep, unsigned long hmask, 1223 unsigned long addr, unsigned long next, 1224 struct mm_walk *walk) 1225 { > 1226 pte_t pte = huge_ptep_get(ptep); 1227 struct page *page = pte_page(pte); 1228 struct sp_walk_data *sp_walk_data; 1229 1230 if (unlikely(!pte_present(pte))) { 1231 pr_debug("the page of addr %lx unexpectedly not in RAM\n", (unsigned long)addr); 1232 return -EFAULT; 1233 } 1234 1235 sp_walk_data = walk->private; 1236 get_page(page); 1237 sp_walk_data->pages[sp_walk_data->page_count++] = page; 1238 return 0; 1239 } 1240 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 6355/30000] arch/arm64/kernel/ipi_nmi.c:38:9: error: implicit declaration of function 'printk_safe_enter'; did you mean 'printk_nmi_enter'?
by kernel test robot 27 Oct '24

27 Oct '24

Hi Li, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 412556141b3c12f2f160acc3a09a40c937837ee3 commit: f86d165bfe5f6248743774bb07af0bd7cff12443 [6355/30000] arm64: Add non nmi ipi backtrace support config: arm64-randconfig-001-20241026 (https://download.01.org/0day-ci/archive/20241027/202410270515.tTl9lU9j-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410270515.tTl9lU9j-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410270515.tTl9lU9j-lkp@intel.com/ All errors (new ones prefixed by >>): arch/arm64/kernel/ipi_nmi.c: In function 'ipi_cpu_backtrace': >> arch/arm64/kernel/ipi_nmi.c:38:9: error: implicit declaration of function 'printk_safe_enter'; did you mean 'printk_nmi_enter'? [-Werror=implicit-function-declaration] 38 | printk_safe_enter(); | ^~~~~~~~~~~~~~~~~ | printk_nmi_enter >> arch/arm64/kernel/ipi_nmi.c:40:9: error: implicit declaration of function 'printk_safe_exit'; did you mean 'printk_nmi_exit'? [-Werror=implicit-function-declaration] 40 | printk_safe_exit(); | ^~~~~~~~~~~~~~~~ | printk_nmi_exit cc1: some warnings being treated as errors vim +38 arch/arm64/kernel/ipi_nmi.c 35 36 static void ipi_cpu_backtrace(void *info) 37 { > 38 printk_safe_enter(); 39 nmi_cpu_backtrace(get_irq_regs()); > 40 printk_safe_exit(); 41 } 42 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 21583/23866] drivers/crypto/hisilicon/qm.c:3322: warning: Excess function parameter 'ce' description in 'qm_hw_error_init'
by kernel test robot 27 Oct '24

27 Oct '24

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 22c50245e8025b0c6beee13d0df238987b98e6f8 commit: 267bce716c1008522c3b8ddbeac8d3c65514e98f [21583/23866] crypto: hisilicon/qm - drop unnecessary IS_ENABLE(CONFIG_NUMA) check config: arm64-randconfig-002-20241026 (https://download.01.org/0day-ci/archive/20241027/202410270513.RTL2eHIu-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410270513.RTL2eHIu-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410270513.RTL2eHIu-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/crypto/hisilicon/qm.c:3322: warning: Excess function parameter 'ce' description in 'qm_hw_error_init' >> drivers/crypto/hisilicon/qm.c:3322: warning: Excess function parameter 'nfe' description in 'qm_hw_error_init' >> drivers/crypto/hisilicon/qm.c:3322: warning: Excess function parameter 'fe' description in 'qm_hw_error_init' >> drivers/crypto/hisilicon/qm.c:3322: warning: Excess function parameter 'msi' description in 'qm_hw_error_init' vim +3322 drivers/crypto/hisilicon/qm.c ae67d23af736c7 xuzaibo 2019-04-21 3302 ae67d23af736c7 xuzaibo 2019-04-21 3303 /** 73d33f5c59dc38 Yu'an Wang 2020-04-16 3304 * qm_hw_error_init() - Configure qm hardware error report method. ae67d23af736c7 xuzaibo 2019-04-21 3305 * @qm: The qm which we want to configure. ae67d23af736c7 xuzaibo 2019-04-21 3306 * @ce: Correctable error configure. ae67d23af736c7 xuzaibo 2019-04-21 3307 * @nfe: Non-fatal error configure. ae67d23af736c7 xuzaibo 2019-04-21 3308 * @fe: Fatal error configure. ae67d23af736c7 xuzaibo 2019-04-21 3309 * @msi: Error reported by message signal interrupt. ae67d23af736c7 xuzaibo 2019-04-21 3310 * ae67d23af736c7 xuzaibo 2019-04-21 3311 * Hardware errors of qm can be reported either by RAS interrupts which will ae67d23af736c7 xuzaibo 2019-04-21 3312 * be handled by UEFI and then PCIe AER or by device MSI. User can configure ae67d23af736c7 xuzaibo 2019-04-21 3313 * each error to use either of above two methods. For RAS interrupts, we can ae67d23af736c7 xuzaibo 2019-04-21 3314 * configure an error as one of correctable error, non-fatal error or ae67d23af736c7 xuzaibo 2019-04-21 3315 * fatal error. ae67d23af736c7 xuzaibo 2019-04-21 3316 * ae67d23af736c7 xuzaibo 2019-04-21 3317 * Bits indicating errors can be configured to ce, nfe, fe and msi to enable ae67d23af736c7 xuzaibo 2019-04-21 3318 * related report methods. Error report will be masked if related error bit ae67d23af736c7 xuzaibo 2019-04-21 3319 * does not configure. ae67d23af736c7 xuzaibo 2019-04-21 3320 */ 73d33f5c59dc38 Yu'an Wang 2020-04-16 3321 static void qm_hw_error_init(struct hisi_qm *qm) ae67d23af736c7 xuzaibo 2019-04-21 @3322 { 73d33f5c59dc38 Yu'an Wang 2020-04-16 3323 u32 nfe = qm->err_ini.err_info.nfe; 73d33f5c59dc38 Yu'an Wang 2020-04-16 3324 u32 msi = qm->err_ini.err_info.msi; 73d33f5c59dc38 Yu'an Wang 2020-04-16 3325 u32 ce = qm->err_ini.err_info.ce; 73d33f5c59dc38 Yu'an Wang 2020-04-16 3326 u32 fe = qm->err_ini.err_info.fe; 73d33f5c59dc38 Yu'an Wang 2020-04-16 3327 ae67d23af736c7 xuzaibo 2019-04-21 3328 if (!qm->ops->hw_error_init) { ae67d23af736c7 xuzaibo 2019-04-21 3329 dev_err(&qm->pdev->dev, ae67d23af736c7 xuzaibo 2019-04-21 3330 "QM version %d doesn't support hw error handling!\n", ae67d23af736c7 xuzaibo 2019-04-21 3331 qm->ver); ae67d23af736c7 xuzaibo 2019-04-21 3332 return; ae67d23af736c7 xuzaibo 2019-04-21 3333 } ae67d23af736c7 xuzaibo 2019-04-21 3334 efe221f95003ac Zhou Wang 2019-07-11 3335 qm->ops->hw_error_init(qm, ce, nfe, fe, msi); ae67d23af736c7 xuzaibo 2019-04-21 3336 } ae67d23af736c7 xuzaibo 2019-04-21 3337 :::::: The code at line 3322 was first introduced by commit :::::: ae67d23af736c75f90795297fddb86dc97e7b3c7 arm64: Add hisilicon Crypto drivers qm/hpre/zip and code format :::::: TO: xuzaibo <xuzaibo(a)huawei.com> :::::: CC: Xie XiuQi <xiexiuqi(a)huawei.com> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-5.10] BUILD REGRESSION 412556141b3c12f2f160acc3a09a40c937837ee3
by kernel test robot 27 Oct '24

27 Oct '24

tree/branch: https://gitee.com/openeuler/kernel.git OLK-5.10 branch HEAD: 412556141b3c12f2f160acc3a09a40c937837ee3 !12511 jfs: Fix array-index-out-of-bounds in diFree Error/Warning (recently discovered and may have been fixed): https://lore.kernel.org/oe-kbuild-all/202410262337.lOJflwzz-lkp@intel.com https://lore.kernel.org/oe-kbuild-all/202410270055.nuIJoCrv-lkp@intel.com arch/arm64/include/asm/archrandom.h:20:2: error: unknown register name 'r2' in asm arch/arm64/include/asm/archrandom.h:20:2: error: unknown register name 'r3' in asm kernel/workqueue.c:4823:5: error: implicit declaration of function 'printk_safe_exit' [-Werror,-Wimplicit-function-declaration] Error/Warning ids grouped by kconfigs: recent_errors |-- arm64-randconfig-001-20241026 | |-- drivers-tty-tty_buffer.c:error:implicit-declaration-of-function-printk_safe_exit | `-- kernel-sched-topology.c:error:implicit-declaration-of-function-register_sysctl_init |-- arm64-randconfig-003-20241026 | |-- arch-arm64-include-asm-archrandom.h:error:unknown-register-name-r2-in-asm | |-- arch-arm64-include-asm-archrandom.h:error:unknown-register-name-r3-in-asm | `-- arch-arm64-include-asm-stack_pointer.h:error:register-sp-unsuitable-for-global-register-variables-on-this-target |-- x86_64-allnoconfig | `-- kernel-workqueue.c:error:implicit-declaration-of-function-printk_safe_exit-Werror-Wimplicit-function-declaration `-- x86_64-allyesconfig |-- drivers-net-ipvlan-ipvlan_main.c:warning:variable-old_prog-set-but-not-used |-- kernel-sched-core.c:warning:no-previous-prototype-for-function-sched_setsteal `-- kernel-sched-core.c:warning:no-previous-prototype-for-function-tg_change_steal elapsed time: 818m configs tested: 11 configs skipped: 101 tested configs: arm64 allmodconfig clang-20 arm64 allnoconfig gcc-14.1.0 arm64 randconfig-001-20241026 gcc-14.1.0 arm64 randconfig-002-20241026 clang-20 arm64 randconfig-003-20241026 clang-20 arm64 randconfig-004-20241026 gcc-14.1.0 x86_64 allnoconfig clang-19 x86_64 allyesconfig clang-19 x86_64 defconfig gcc-11 x86_64 kexec clang-19 x86_64 rhel-8.3 gcc-12 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 701/15331] error: unknown target ABI 'ilp32'
by kernel test robot 27 Oct '24

27 Oct '24

Hi Andrew, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 9d0af12b79bee784902822ddeec2e1a8cfc18524 commit: f9b54a6714445cde83aeff0318cf767b3b81229d [701/15331] arm64:ilp32: add ARM64_ILP32 to Kconfig config: arm64-randconfig-004-20241027 (https://download.01.org/0day-ci/archive/20241027/202410270424.nEC5EwVg-lkp@…) compiler: clang version 16.0.6 (https://github.com/llvm/llvm-project 7cbf1a2591520c2491aa35339f227775f4d3adf6) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410270424.nEC5EwVg-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410270424.nEC5EwVg-lkp@intel.com/ All error/warnings (new ones prefixed by >>): arch/arm64/kernel/vdso-ilp32/Makefile:90: FORCE prerequisite is missing arch/arm64/kernel/vdso-ilp32/Makefile:87: FORCE prerequisite is missing arch/arm64/kernel/vdso-ilp32/Makefile:84: FORCE prerequisite is missing >> error: unknown target ABI 'ilp32' make[3]: *** [scripts/Makefile.build:373: arch/arm64/kernel/vdso-ilp32/vdso-ilp32.lds] Error 1 shuffle=3671098848 >> clang-16: warning: -Wl,-soname=linux-ilp32-vdso.so.1: 'linker' input unused [-Wunused-command-line-argument] >> error: unknown target ABI 'ilp32' make[3]: *** [arch/arm64/kernel/vdso-ilp32/Makefile:84: arch/arm64/kernel/vdso-ilp32/vgettimeofday-ilp32.o] Error 1 shuffle=3671098848 >> error: unknown target ABI 'ilp32' >> error: unknown target ABI 'ilp32' make[3]: *** [arch/arm64/kernel/vdso-ilp32/Makefile:90: arch/arm64/kernel/vdso-ilp32/sigreturn-ilp32.o] Error 1 shuffle=3671098848 make[3]: *** [arch/arm64/kernel/vdso-ilp32/Makefile:87: arch/arm64/kernel/vdso-ilp32/note-ilp32.o] Error 1 shuffle=3671098848 make[3]: Target 'include/generated/vdso-ilp32-offsets.h' not remade because of errors. make[2]: *** [arch/arm64/Makefile:201: vdso_prepare] Error 2 shuffle=3671098848 make[2]: Target 'prepare' not remade because of errors. make[1]: *** [Makefile:234: __sub-make] Error 2 shuffle=3671098848 make[1]: Target 'prepare' not remade because of errors. make: *** [Makefile:234: __sub-make] Error 2 shuffle=3671098848 make: Target 'prepare' not remade because of errors. -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 1624/15331] drivers/cpufreq/loongson3-acpi-cpufreq.c:89:12: warning: 'lasx_count_threshold' defined but not used
by kernel test robot 27 Oct '24

27 Oct '24

Hi liuyun, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 9d0af12b79bee784902822ddeec2e1a8cfc18524 commit: 47a0b6f372d7f05822d021f86b21a34fd2142225 [1624/15331] cpufreq: Add cpufreq driver for LoongArch config: loongarch-randconfig-002-20241027 (https://download.01.org/0day-ci/archive/20241027/202410270415.BPgdabxg-lkp@…) compiler: loongarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410270415.BPgdabxg-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410270415.BPgdabxg-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/cpufreq/loongson3-acpi-cpufreq.c:645:5: warning: no previous prototype for 'loongson3_set_mode' [-Wmissing-prototypes] 645 | int loongson3_set_mode(int mode, int freq_level) | ^~~~~~~~~~~~~~~~~~ drivers/cpufreq/loongson3-acpi-cpufreq.c:835:14: warning: no previous prototype for 'load_update' [-Wmissing-prototypes] 835 | unsigned int load_update(struct core_data *core) | ^~~~~~~~~~~ drivers/cpufreq/loongson3-acpi-cpufreq.c:1520:36: warning: 'processor_device_ids' defined but not used [-Wunused-const-variable=] 1520 | static const struct acpi_device_id processor_device_ids[] = { | ^~~~~~~~~~~~~~~~~~~~ >> drivers/cpufreq/loongson3-acpi-cpufreq.c:89:12: warning: 'lasx_count_threshold' defined but not used [-Wunused-variable] 89 | static int lasx_count_threshold = 200; | ^~~~~~~~~~~~~~~~~~~~ vim +/lasx_count_threshold +89 drivers/cpufreq/loongson3-acpi-cpufreq.c 85 86 /* threshold of core's get into msa */ 87 static int msa_count_threshold = 200; 88 /* threshold of core's get into lasx */ > 89 static int lasx_count_threshold = 200; 90 /* other cores' upper load threshold when 1 core get into boost mode and enable msa/lasx */ 91 static int load_threshold = 60; 92 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 9757/15331] drivers/irqchip/irq-loongson-eiointc.c:378:58: error: 'NODES_PER_FLATMODE_NODE' undeclared
by kernel test robot 27 Oct '24

27 Oct '24

Hi Hongchen, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 9d0af12b79bee784902822ddeec2e1a8cfc18524 commit: 30affb08c584efdc07b3c68015b5902ea02ec86a [9757/15331] irqchip/loongson-eiointc: fix gsi register error config: loongarch-randconfig-001-20241027 (https://download.01.org/0day-ci/archive/20241027/202410270410.DRsfwEJr-lkp@…) compiler: loongarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410270410.DRsfwEJr-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410270410.DRsfwEJr-lkp@intel.com/ All errors (new ones prefixed by >>): drivers/irqchip/irq-loongson-eiointc.c:357:12: warning: no previous prototype for 'pch_pic_parse_madt' [-Wmissing-prototypes] 357 | int __init pch_pic_parse_madt(union acpi_subtable_headers *header, | ^~~~~~~~~~~~~~~~~~ drivers/irqchip/irq-loongson-eiointc.c:370:12: warning: no previous prototype for 'pch_msi_parse_madt' [-Wmissing-prototypes] 370 | int __init pch_msi_parse_madt(union acpi_subtable_headers *header, | ^~~~~~~~~~~~~~~~~~ drivers/irqchip/irq-loongson-eiointc.c: In function 'pch_msi_parse_madt': >> drivers/irqchip/irq-loongson-eiointc.c:378:58: error: 'NODES_PER_FLATMODE_NODE' undeclared (first use in this function) 378 | node = eiointc_priv[nr_pics - 1]->node / NODES_PER_FLATMODE_NODE; | ^~~~~~~~~~~~~~~~~~~~~~~ drivers/irqchip/irq-loongson-eiointc.c:378:58: note: each undeclared identifier is reported only once for each function it appears in drivers/irqchip/irq-loongson-eiointc.c: In function 'eiointc_acpi_init': drivers/irqchip/irq-loongson-eiointc.c:481:45: error: 'NODES_PER_FLATMODE_NODE' undeclared (first use in this function) 481 | node = acpi_eiointc->node / NODES_PER_FLATMODE_NODE; | ^~~~~~~~~~~~~~~~~~~~~~~ vim +/NODES_PER_FLATMODE_NODE +378 drivers/irqchip/irq-loongson-eiointc.c 369 370 int __init pch_msi_parse_madt(union acpi_subtable_headers *header, 371 const unsigned long end) 372 { 373 struct irq_domain *parent; 374 struct acpi_madt_msi_pic *pchmsi_entry = (struct acpi_madt_msi_pic *)header; 375 int node; 376 377 if (cpu_has_flatmode) > 378 node = eiointc_priv[nr_pics - 1]->node / NODES_PER_FLATMODE_NODE; 379 else 380 node = eiointc_priv[nr_pics - 1]->node; 381 382 parent = acpi_get_vec_parent(node, msi_group); 383 384 if (parent) 385 return pch_msi_acpi_init(parent, pchmsi_entry); 386 387 return 0; 388 } 389 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 16561/23866] mm/pin_mem.c:228:31: error: 'HUGETLB_PAGE_DTOR' undeclared; did you mean 'HUGETLB_PAGE_ORDER'?
by kernel test robot 27 Oct '24

27 Oct '24

Hi Jingxian, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 22c50245e8025b0c6beee13d0df238987b98e6f8 commit: 1a378b87531ea80e7847bf0105adedff28a73080 [16561/23866] mm: add pin memory method for checkpoint add restore config: arm64-randconfig-002-20241027 (https://download.01.org/0day-ci/archive/20241027/202410270402.9XpA0lvS-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410270402.9XpA0lvS-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410270402.9XpA0lvS-lkp@intel.com/ All errors (new ones prefixed by >>): mm/pin_mem.c:171:6: warning: no previous prototype for 'reserve_page_from_buddy' [-Wmissing-prototypes] 171 | void reserve_page_from_buddy(unsigned long nr_pages, struct page *page) | ^~~~~~~~~~~~~~~~~~~~~~~ mm/pin_mem.c: In function 'init_huge_pmd_pages': >> mm/pin_mem.c:228:31: error: 'HUGETLB_PAGE_DTOR' undeclared (first use in this function); did you mean 'HUGETLB_PAGE_ORDER'? 228 | page->compound_dtor = HUGETLB_PAGE_DTOR + 1; | ^~~~~~~~~~~~~~~~~ | HUGETLB_PAGE_ORDER mm/pin_mem.c:228:31: note: each undeclared identifier is reported only once for each function it appears in mm/pin_mem.c: At top level: mm/pin_mem.c:254:6: warning: no previous prototype for 'free_user_map_pages' [-Wmissing-prototypes] 254 | void free_user_map_pages(unsigned int pid_index, unsigned int entry_index, unsigned int page_index) | ^~~~~~~~~~~~~~~~~~~ mm/pin_mem.c:311:6: warning: no previous prototype for 'check_redirect_end_valid' [-Wmissing-prototypes] 311 | bool check_redirect_end_valid(struct redirect_info *redirect_start, | ^~~~~~~~~~~~~~~~~~~~~~~~ mm/pin_mem.c:392:5: warning: no previous prototype for 'calculate_pin_mem_digest' [-Wmissing-prototypes] 392 | int calculate_pin_mem_digest(struct pin_mem_dump_info *pmdi, char *digest) | ^~~~~~~~~~~~~~~~~~~~~~~~ mm/pin_mem.c:481:5: warning: no previous prototype for 'collect_pmd_huge_pages' [-Wmissing-prototypes] 481 | int collect_pmd_huge_pages(struct task_struct *task, | ^~~~~~~~~~~~~~~~~~~~~~ mm/pin_mem.c:544:5: warning: no previous prototype for 'collect_normal_pages' [-Wmissing-prototypes] 544 | int collect_normal_pages(struct task_struct *task, | ^~~~~~~~~~~~~~~~~~~~ mm/pin_mem.c: In function 'collect_normal_pages': mm/pin_mem.c:549:26: warning: variable 'nr_pages' set but not used [-Wunused-but-set-variable] 549 | unsigned long i, nr_pages; | ^~~~~~~~ mm/pin_mem.c: At top level: mm/pin_mem.c:610:6: warning: no previous prototype for 'free_pin_pages' [-Wmissing-prototypes] 610 | void free_pin_pages(struct page_map_entry *pme) | ^~~~~~~~~~~~~~ mm/pin_mem.c:770:12: warning: no previous prototype for 'remap_normal_pages' [-Wmissing-prototypes] 770 | vm_fault_t remap_normal_pages(struct mm_struct *mm, struct vm_area_struct *vma, | ^~~~~~~~~~~~~~~~~~ mm/pin_mem.c:857:12: warning: no previous prototype for 'remap_huge_pmd_pages' [-Wmissing-prototypes] 857 | vm_fault_t remap_huge_pmd_pages(struct mm_struct *mm, struct vm_area_struct *vma, | ^~~~~~~~~~~~~~~~~~~~ vim +228 mm/pin_mem.c 211 212 static void init_huge_pmd_pages(struct page *head_page) 213 { 214 int i = 0; 215 struct page *page = head_page; 216 unsigned long *temp; 217 unsigned long compound_pad = COMPOUND_PAD_START; 218 219 __set_bit(PG_head, &page->flags); 220 __set_bit(PG_active, &page->flags); 221 atomic_set(&page->_refcount, 1); 222 page++; 223 i++; 224 page->compound_head = (unsigned long)head_page + 1; 225 page->_compound_pad_2 = (unsigned long)head_page & COMPOUND_PAD_MASK; 226 temp = (unsigned long *)(&(page->_compound_pad_2)); 227 temp[1] = LIST_POISON4; > 228 page->compound_dtor = HUGETLB_PAGE_DTOR + 1; 229 page->compound_order = HPAGE_PMD_ORDER; 230 page++; 231 i++; 232 page->compound_head = (unsigned long)head_page + 1; 233 page->_compound_pad_2 = (unsigned long)head_page + compound_pad; 234 i++; 235 236 INIT_LIST_HEAD(&(page->deferred_list)); 237 for (; i < HPAGE_PMD_NR; i++) { 238 page = head_page + i; 239 page->compound_head = (unsigned long)head_page + 1; 240 compound_pad += COMPOUND_PAD_DELTA; 241 page->_compound_pad_2 = (unsigned long)head_page + compound_pad; 242 temp = (unsigned long *)(&(page->_compound_pad_2)); 243 temp[1] = LIST_POISON4; 244 } 245 } 246 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 2413/15331] mm/mem_reliable.c:320:13: warning: 'mem_reliable_ctrl_bit_disabled' defined but not used
by kernel test robot 27 Oct '24

27 Oct '24

Hi Ma, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 9d0af12b79bee784902822ddeec2e1a8cfc18524 commit: 425771499c0742a996ab28df143d7a5123102686 [2413/15331] mm: mem_reliable: Introduce proc interface to disable memory reliable features config: arm64-randconfig-001-20241027 (https://download.01.org/0day-ci/archive/20241027/202410270450.rOHyUqxL-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410270450.rOHyUqxL-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410270450.rOHyUqxL-lkp@intel.com/ All warnings (new ones prefixed by >>): mm/mem_reliable.c: In function 'mem_reliable_feature_disable': mm/mem_reliable.c:345:9: error: implicit declaration of function 'mem_reliable_ctrl_bit_disable'; did you mean 'mem_reliable_ctrl_bit_disabled'? [-Wimplicit-function-declaration] 345 | mem_reliable_ctrl_bit_disable(idx); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | mem_reliable_ctrl_bit_disabled mm/mem_reliable.c: At top level: >> mm/mem_reliable.c:320:13: warning: 'mem_reliable_ctrl_bit_disabled' defined but not used [-Wunused-function] 320 | static void mem_reliable_ctrl_bit_disabled(int idx) {} | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +/mem_reliable_ctrl_bit_disabled +320 mm/mem_reliable.c 302 303 static int __init reliable_sysctl_init(void) 304 { 305 if (!mem_reliable_is_enabled()) 306 return 0; 307 308 if (!register_sysctl("vm", reliable_ctl_table)) { 309 pr_err("register sysctl failed."); 310 return -ENOMEM; 311 } 312 313 percpu_counter_init(&pagecache_reliable_pages, 0, GFP_KERNEL); 314 percpu_counter_init(&anon_reliable_pages, 0, GFP_KERNEL); 315 316 return 0; 317 } 318 arch_initcall(reliable_sysctl_init); 319 #else > 320 static void mem_reliable_ctrl_bit_disabled(int idx) {} 321 #endif 322 323 static void mem_reliable_feature_disable(int idx) 324 { 325 char *str = NULL; 326 327 switch (idx) { 328 case MEM_RELIABLE_FALLBACK: 329 reliable_allow_fallback = false; 330 str = "fallback"; 331 break; 332 case MEM_RELIABLE_SHMEM: 333 shmem_reliable = false; 334 str = "shmem"; 335 break; 336 case MEM_RELIABLE_PAGECACHE: 337 pagecache_reliable = false; 338 str = "pagecache"; 339 break; 340 default: 341 pr_err("unknown index: %d", idx); 342 return; 343 } 344 > 345 mem_reliable_ctrl_bit_disable(idx); 346 pr_info("%s is disabled\n", str); 347 } 348 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 8428/23866] arch/arm64/kernel/acpi.c:266:5: warning: no previous prototype for 'acpi_map_cpu'
by kernel test robot 27 Oct '24

27 Oct '24

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 22c50245e8025b0c6beee13d0df238987b98e6f8 commit: 2875d85b7ff5a4f1350595c92305314f0ac07657 [8428/23866] arm64: Add CPU hotplug support config: arm64-randconfig-002-20241026 (https://download.01.org/0day-ci/archive/20241027/202410270248.Ne5SK2Qt-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410270248.Ne5SK2Qt-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410270248.Ne5SK2Qt-lkp@intel.com/ All warnings (new ones prefixed by >>): >> arch/arm64/kernel/acpi.c:266:5: warning: no previous prototype for 'acpi_map_cpu' [-Wmissing-prototypes] 266 | int acpi_map_cpu(acpi_handle handle, phys_cpuid_t physid, u32 acpi_id, | ^~~~~~~~~~~~ arch/arm64/kernel/acpi.c: In function 'acpi_map_cpu': arch/arm64/kernel/acpi.c:275:17: error: implicit declaration of function 'numa_add_cpu'; did you mean 'be64_add_cpu'? [-Werror=implicit-function-declaration] 275 | numa_add_cpu(cpu); | ^~~~~~~~~~~~ | be64_add_cpu arch/arm64/kernel/acpi.c: At top level: >> arch/arm64/kernel/acpi.c:285:5: warning: no previous prototype for 'acpi_unmap_cpu' [-Wmissing-prototypes] 285 | int acpi_unmap_cpu(int cpu) | ^~~~~~~~~~~~~~ arch/arm64/kernel/acpi.c: In function 'acpi_unmap_cpu': arch/arm64/kernel/acpi.c:288:9: error: implicit declaration of function 'numa_clear_node' [-Werror=implicit-function-declaration] 288 | numa_clear_node(cpu); | ^~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +/acpi_map_cpu +266 arch/arm64/kernel/acpi.c 265 > 266 int acpi_map_cpu(acpi_handle handle, phys_cpuid_t physid, u32 acpi_id, 267 int *pcpu) 268 { 269 int cpu, nid; 270 271 cpu = acpi_map_cpuid(physid, acpi_id); 272 nid = acpi_get_node(handle); 273 if (nid != NUMA_NO_NODE) { 274 set_cpu_numa_node(cpu, nid); 275 numa_add_cpu(cpu); 276 } 277 278 *pcpu = cpu; 279 set_cpu_present(cpu, true); 280 281 return 0; 282 } 283 EXPORT_SYMBOL(acpi_map_cpu); 284 > 285 int acpi_unmap_cpu(int cpu) -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 4155/30000] arch/arm64/include/asm/archrandom.h:20:2: error: unknown register name 'r2' in asm
by kernel test robot 27 Oct '24

27 Oct '24

Hi Andre, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 412556141b3c12f2f160acc3a09a40c937837ee3 commit: 78d8f4f7a298a5d259b2163121ea20b9e60e93f7 [4155/30000] arm64: Add support for SMCCC TRNG entropy source config: arm64-randconfig-003-20241026 (https://download.01.org/0day-ci/archive/20241027/202410270055.nuIJoCrv-lkp@…) compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project 5886454669c3c9026f7f27eab13509dd0241f2d6) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410270055.nuIJoCrv-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410270055.nuIJoCrv-lkp@intel.com/ All errors (new ones prefixed by >>): arch/arm64/Makefile:44: Detected assembler with broken .inst; disassembly will be unreliable In file included from arch/arm64/kernel/asm-offsets.c:10: In file included from include/linux/arm_sdei.h:8: In file included from include/acpi/ghes.h:5: In file included from include/acpi/apei.h:9: In file included from include/linux/acpi.h:13: In file included from include/linux/irqdomain.h:35: In file included from include/linux/of.h:17: In file included from include/linux/kobject.h:21: In file included from include/linux/sysfs.h:17: In file included from include/linux/kernfs.h:13: In file included from include/linux/mutex.h:17: In file included from include/linux/lockdep.h:14: In file included from include/linux/smp.h:102: In file included from include/linux/preempt.h:78: In file included from arch/arm64/include/asm/preempt.h:5: In file included from include/linux/thread_info.h:14: In file included from include/linux/thread_bits.h:32: In file included from arch/arm64/include/asm/thread_info.h:18: arch/arm64/include/asm/stack_pointer.h:8:51: error: register 'sp' unsuitable for global register variables on this target 8 | register unsigned long current_stack_pointer asm ("sp"); | ^ In file included from arch/arm64/kernel/asm-offsets.c:10: In file included from include/linux/arm_sdei.h:8: In file included from include/acpi/ghes.h:5: In file included from include/acpi/apei.h:9: In file included from include/linux/acpi.h:13: In file included from include/linux/irqdomain.h:35: In file included from include/linux/of.h:17: In file included from include/linux/kobject.h:21: In file included from include/linux/sysfs.h:17: In file included from include/linux/kernfs.h:13: In file included from include/linux/mutex.h:19: In file included from arch/arm64/include/asm/processor.h:45: In file included from arch/arm64/include/asm/pointer_auth.h:6: In file included from include/linux/random.h:121: arch/arm64/include/asm/archrandom.h:20:2: error: unknown register name 'r0' in asm 20 | arm_smccc_1_1_invoke(ARM_SMCCC_TRNG_VERSION, &res); | ^ include/linux/arm-smccc.h:412:4: note: expanded from macro 'arm_smccc_1_1_invoke' 412 | arm_smccc_1_1_hvc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:378:32: note: expanded from macro 'arm_smccc_1_1_hvc' 378 | #define arm_smccc_1_1_hvc(...) __arm_smccc_1_1(SMCCC_HVC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:336:33: note: expanded from macro '__arm_smccc_1_1' 336 | register unsigned long r0 asm("r0"); \ | ^ In file included from arch/arm64/kernel/asm-offsets.c:10: In file included from include/linux/arm_sdei.h:8: In file included from include/acpi/ghes.h:5: In file included from include/acpi/apei.h:9: In file included from include/linux/acpi.h:13: In file included from include/linux/irqdomain.h:35: In file included from include/linux/of.h:17: In file included from include/linux/kobject.h:21: In file included from include/linux/sysfs.h:17: In file included from include/linux/kernfs.h:13: In file included from include/linux/mutex.h:19: In file included from arch/arm64/include/asm/processor.h:45: In file included from arch/arm64/include/asm/pointer_auth.h:6: In file included from include/linux/random.h:121: arch/arm64/include/asm/archrandom.h:20:2: error: unknown register name 'r1' in asm include/linux/arm-smccc.h:412:4: note: expanded from macro 'arm_smccc_1_1_invoke' 412 | arm_smccc_1_1_hvc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:378:32: note: expanded from macro 'arm_smccc_1_1_hvc' 378 | #define arm_smccc_1_1_hvc(...) __arm_smccc_1_1(SMCCC_HVC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:337:33: note: expanded from macro '__arm_smccc_1_1' 337 | register unsigned long r1 asm("r1"); \ | ^ In file included from arch/arm64/kernel/asm-offsets.c:10: In file included from include/linux/arm_sdei.h:8: In file included from include/acpi/ghes.h:5: In file included from include/acpi/apei.h:9: In file included from include/linux/acpi.h:13: In file included from include/linux/irqdomain.h:35: In file included from include/linux/of.h:17: In file included from include/linux/kobject.h:21: In file included from include/linux/sysfs.h:17: In file included from include/linux/kernfs.h:13: In file included from include/linux/mutex.h:19: In file included from arch/arm64/include/asm/processor.h:45: In file included from arch/arm64/include/asm/pointer_auth.h:6: In file included from include/linux/random.h:121: >> arch/arm64/include/asm/archrandom.h:20:2: error: unknown register name 'r2' in asm include/linux/arm-smccc.h:412:4: note: expanded from macro 'arm_smccc_1_1_invoke' 412 | arm_smccc_1_1_hvc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:378:32: note: expanded from macro 'arm_smccc_1_1_hvc' 378 | #define arm_smccc_1_1_hvc(...) __arm_smccc_1_1(SMCCC_HVC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:338:33: note: expanded from macro '__arm_smccc_1_1' 338 | register unsigned long r2 asm("r2"); \ | ^ In file included from arch/arm64/kernel/asm-offsets.c:10: In file included from include/linux/arm_sdei.h:8: In file included from include/acpi/ghes.h:5: In file included from include/acpi/apei.h:9: In file included from include/linux/acpi.h:13: In file included from include/linux/irqdomain.h:35: In file included from include/linux/of.h:17: In file included from include/linux/kobject.h:21: In file included from include/linux/sysfs.h:17: In file included from include/linux/kernfs.h:13: In file included from include/linux/mutex.h:19: In file included from arch/arm64/include/asm/processor.h:45: In file included from arch/arm64/include/asm/pointer_auth.h:6: In file included from include/linux/random.h:121: >> arch/arm64/include/asm/archrandom.h:20:2: error: unknown register name 'r3' in asm include/linux/arm-smccc.h:412:4: note: expanded from macro 'arm_smccc_1_1_invoke' 412 | arm_smccc_1_1_hvc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:378:32: note: expanded from macro 'arm_smccc_1_1_hvc' 378 | #define arm_smccc_1_1_hvc(...) __arm_smccc_1_1(SMCCC_HVC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:339:33: note: expanded from macro '__arm_smccc_1_1' 339 | register unsigned long r3 asm("r3"); \ | ^ In file included from arch/arm64/kernel/asm-offsets.c:10: In file included from include/linux/arm_sdei.h:8: In file included from include/acpi/ghes.h:5: In file included from include/acpi/apei.h:9: In file included from include/linux/acpi.h:13: In file included from include/linux/irqdomain.h:35: In file included from include/linux/of.h:17: In file included from include/linux/kobject.h:21: In file included from include/linux/sysfs.h:17: In file included from include/linux/kernfs.h:13: In file included from include/linux/mutex.h:19: In file included from arch/arm64/include/asm/processor.h:45: In file included from arch/arm64/include/asm/pointer_auth.h:6: In file included from include/linux/random.h:121: arch/arm64/include/asm/archrandom.h:20:2: error: unknown register name 'r0' in asm include/linux/arm-smccc.h:412:4: note: expanded from macro 'arm_smccc_1_1_invoke' 412 | arm_smccc_1_1_hvc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:378:32: note: expanded from macro 'arm_smccc_1_1_hvc' 378 | #define arm_smccc_1_1_hvc(...) __arm_smccc_1_1(SMCCC_HVC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:340:3: note: expanded from macro '__arm_smccc_1_1' 340 | __declare_args(__count_args(__VA_ARGS__), __VA_ARGS__); \ | ^ note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/linux/arm-smccc.h:321:37: note: expanded from macro '___declare_args' 321 | #define ___declare_args(count, ...) __declare_arg_ ## count(__VA_ARGS__) | ^ <scratch space>:222:1: note: expanded from here 222 | __declare_arg_0 | ^ include/linux/arm-smccc.h:275:34: note: expanded from macro '__declare_arg_0' 275 | register unsigned long arg0 asm("r0") = (u32)a0 | ^ In file included from arch/arm64/kernel/asm-offsets.c:10: In file included from include/linux/arm_sdei.h:8: In file included from include/acpi/ghes.h:5: In file included from include/acpi/apei.h:9: In file included from include/linux/acpi.h:13: In file included from include/linux/irqdomain.h:35: In file included from include/linux/of.h:17: In file included from include/linux/kobject.h:21: In file included from include/linux/sysfs.h:17: In file included from include/linux/kernfs.h:13: In file included from include/linux/mutex.h:19: In file included from arch/arm64/include/asm/processor.h:45: In file included from arch/arm64/include/asm/pointer_auth.h:6: In file included from include/linux/random.h:121: arch/arm64/include/asm/archrandom.h:20:2: error: unknown register name 'r0' in asm include/linux/arm-smccc.h:415:4: note: expanded from macro 'arm_smccc_1_1_invoke' 415 | arm_smccc_1_1_smc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:362:32: note: expanded from macro 'arm_smccc_1_1_smc' 362 | #define arm_smccc_1_1_smc(...) __arm_smccc_1_1(SMCCC_SMC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:336:33: note: expanded from macro '__arm_smccc_1_1' 336 | register unsigned long r0 asm("r0"); \ | ^ In file included from arch/arm64/kernel/asm-offsets.c:10: In file included from include/linux/arm_sdei.h:8: In file included from include/acpi/ghes.h:5: In file included from include/acpi/apei.h:9: In file included from include/linux/acpi.h:13: In file included from include/linux/irqdomain.h:35: In file included from include/linux/of.h:17: In file included from include/linux/kobject.h:21: In file included from include/linux/sysfs.h:17: In file included from include/linux/kernfs.h:13: In file included from include/linux/mutex.h:19: In file included from arch/arm64/include/asm/processor.h:45: In file included from arch/arm64/include/asm/pointer_auth.h:6: In file included from include/linux/random.h:121: arch/arm64/include/asm/archrandom.h:20:2: error: unknown register name 'r1' in asm include/linux/arm-smccc.h:415:4: note: expanded from macro 'arm_smccc_1_1_invoke' 415 | arm_smccc_1_1_smc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:362:32: note: expanded from macro 'arm_smccc_1_1_smc' 362 | #define arm_smccc_1_1_smc(...) __arm_smccc_1_1(SMCCC_SMC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:337:33: note: expanded from macro '__arm_smccc_1_1' 337 | register unsigned long r1 asm("r1"); \ | ^ In file included from arch/arm64/kernel/asm-offsets.c:10: In file included from include/linux/arm_sdei.h:8: In file included from include/acpi/ghes.h:5: In file included from include/acpi/apei.h:9: In file included from include/linux/acpi.h:13: In file included from include/linux/irqdomain.h:35: In file included from include/linux/of.h:17: In file included from include/linux/kobject.h:21: In file included from include/linux/sysfs.h:17: In file included from include/linux/kernfs.h:13: In file included from include/linux/mutex.h:19: In file included from arch/arm64/include/asm/processor.h:45: In file included from arch/arm64/include/asm/pointer_auth.h:6: In file included from include/linux/random.h:121: >> arch/arm64/include/asm/archrandom.h:20:2: error: unknown register name 'r2' in asm include/linux/arm-smccc.h:415:4: note: expanded from macro 'arm_smccc_1_1_invoke' 415 | arm_smccc_1_1_smc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:362:32: note: expanded from macro 'arm_smccc_1_1_smc' 362 | #define arm_smccc_1_1_smc(...) __arm_smccc_1_1(SMCCC_SMC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:338:33: note: expanded from macro '__arm_smccc_1_1' 338 | register unsigned long r2 asm("r2"); \ | ^ In file included from arch/arm64/kernel/asm-offsets.c:10: In file included from include/linux/arm_sdei.h:8: In file included from include/acpi/ghes.h:5: In file included from include/acpi/apei.h:9: In file included from include/linux/acpi.h:13: In file included from include/linux/irqdomain.h:35: In file included from include/linux/of.h:17: In file included from include/linux/kobject.h:21: In file included from include/linux/sysfs.h:17: In file included from include/linux/kernfs.h:13: In file included from include/linux/mutex.h:19: In file included from arch/arm64/include/asm/processor.h:45: In file included from arch/arm64/include/asm/pointer_auth.h:6: In file included from include/linux/random.h:121: >> arch/arm64/include/asm/archrandom.h:20:2: error: unknown register name 'r3' in asm include/linux/arm-smccc.h:415:4: note: expanded from macro 'arm_smccc_1_1_invoke' 415 | arm_smccc_1_1_smc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:362:32: note: expanded from macro 'arm_smccc_1_1_smc' 362 | #define arm_smccc_1_1_smc(...) __arm_smccc_1_1(SMCCC_SMC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:339:33: note: expanded from macro '__arm_smccc_1_1' 339 | register unsigned long r3 asm("r3"); \ | ^ In file included from arch/arm64/kernel/asm-offsets.c:10: In file included from include/linux/arm_sdei.h:8: In file included from include/acpi/ghes.h:5: In file included from include/acpi/apei.h:9: In file included from include/linux/acpi.h:13: In file included from include/linux/irqdomain.h:35: In file included from include/linux/of.h:17: In file included from include/linux/kobject.h:21: In file included from include/linux/sysfs.h:17: In file included from include/linux/kernfs.h:13: In file included from include/linux/mutex.h:19: In file included from arch/arm64/include/asm/processor.h:45: In file included from arch/arm64/include/asm/pointer_auth.h:6: In file included from include/linux/random.h:121: arch/arm64/include/asm/archrandom.h:20:2: error: unknown register name 'r0' in asm include/linux/arm-smccc.h:415:4: note: expanded from macro 'arm_smccc_1_1_invoke' 415 | arm_smccc_1_1_smc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:362:32: note: expanded from macro 'arm_smccc_1_1_smc' 362 | #define arm_smccc_1_1_smc(...) __arm_smccc_1_1(SMCCC_SMC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:340:3: note: expanded from macro '__arm_smccc_1_1' 340 | __declare_args(__count_args(__VA_ARGS__), __VA_ARGS__); \ | ^ note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/linux/arm-smccc.h:321:37: note: expanded from macro '___declare_args' 321 | #define ___declare_args(count, ...) __declare_arg_ ## count(__VA_ARGS__) | ^ <scratch space>:224:1: note: expanded from here 224 | __declare_arg_0 | ^ include/linux/arm-smccc.h:275:34: note: expanded from macro '__declare_arg_0' 275 | register unsigned long arg0 asm("r0") = (u32)a0 | ^ In file included from arch/arm64/kernel/asm-offsets.c:10: In file included from include/linux/arm_sdei.h:8: In file included from include/acpi/ghes.h:5: In file included from include/acpi/apei.h:9: In file included from include/linux/acpi.h:13: In file included from include/linux/irqdomain.h:35: In file included from include/linux/of.h:17: In file included from include/linux/kobject.h:21: In file included from include/linux/sysfs.h:17: In file included from include/linux/kernfs.h:13: In file included from include/linux/mutex.h:19: In file included from arch/arm64/include/asm/processor.h:45: In file included from arch/arm64/include/asm/pointer_auth.h:6: In file included from include/linux/random.h:121: arch/arm64/include/asm/archrandom.h:20:2: error: unknown register name 'r0' in asm include/linux/arm-smccc.h:418:4: note: expanded from macro 'arm_smccc_1_1_invoke' 418 | __fail_smccc_1_1(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:387:3: note: expanded from macro '__fail_smccc_1_1' 387 | __declare_args(__count_args(__VA_ARGS__), __VA_ARGS__); \ | ^ include/linux/arm-smccc.h:322:37: note: expanded from macro '__declare_args' 322 | #define __declare_args(count, ...) ___declare_args(count, __VA_ARGS__) | ^ include/linux/arm-smccc.h:321:37: note: expanded from macro '___declare_args' 321 | #define ___declare_args(count, ...) __declare_arg_ ## count(__VA_ARGS__) | ^ <scratch space>:226:1: note: expanded from here 226 | __declare_arg_0 | ^ include/linux/arm-smccc.h:275:34: note: expanded from macro '__declare_arg_0' 275 | register unsigned long arg0 asm("r0") = (u32)a0 | ^ In file included from arch/arm64/kernel/asm-offsets.c:10: In file included from include/linux/arm_sdei.h:8: In file included from include/acpi/ghes.h:5: In file included from include/acpi/apei.h:9: In file included from include/linux/acpi.h:13: In file included from include/linux/irqdomain.h:35: In file included from include/linux/of.h:17: In file included from include/linux/kobject.h:21: In file included from include/linux/sysfs.h:17: In file included from include/linux/kernfs.h:13: In file included from include/linux/mutex.h:19: In file included from arch/arm64/include/asm/processor.h:45: In file included from arch/arm64/include/asm/pointer_auth.h:6: In file included from include/linux/random.h:121: arch/arm64/include/asm/archrandom.h:66:3: error: unknown register name 'r0' in asm 66 | arm_smccc_1_1_invoke(ARM_SMCCC_TRNG_RND64, 64, &res); | ^ include/linux/arm-smccc.h:412:4: note: expanded from macro 'arm_smccc_1_1_invoke' 412 | arm_smccc_1_1_hvc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:378:32: note: expanded from macro 'arm_smccc_1_1_hvc' 378 | #define arm_smccc_1_1_hvc(...) __arm_smccc_1_1(SMCCC_HVC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:336:33: note: expanded from macro '__arm_smccc_1_1' vim +/r2 +20 arch/arm64/include/asm/archrandom.h 15 16 static inline bool __init smccc_probe_trng(void) 17 { 18 struct arm_smccc_res res; 19 > 20 arm_smccc_1_1_invoke(ARM_SMCCC_TRNG_VERSION, &res); 21 if ((s32)res.a0 < 0) 22 return false; 23 24 return res.a0 >= ARM_SMCCC_TRNG_MIN_VERSION; 25 } 26 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 13082/30000] kernel/workqueue.c:4823:5: error: implicit declaration of function 'printk_safe_exit'
by kernel test robot 26 Oct '24

26 Oct '24

Hi Johan, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 412556141b3c12f2f160acc3a09a40c937837ee3 commit: 3d01105a68b1318bdc3cef3bbcfcb544e2da856e [13082/30000] workqueue: fix state-dump console deadlock config: x86_64-allnoconfig (https://download.01.org/0day-ci/archive/20241026/202410262337.lOJflwzz-lkp@…) compiler: clang version 19.1.2 (https://github.com/llvm/llvm-project 7ba7d8e2f7b6445b60679da826210cdde29eaf8b) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241026/202410262337.lOJflwzz-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410262337.lOJflwzz-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from kernel/workqueue.c:40: In file included from include/linux/mempolicy.h:11: In file included from include/linux/dax.h:6: In file included from include/linux/mm.h:1571: include/linux/vmstat.h:431:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 431 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ kernel/workqueue.c:4821:5: error: implicit declaration of function 'printk_safe_enter' [-Werror,-Wimplicit-function-declaration] 4821 | printk_safe_enter(); | ^ kernel/workqueue.c:4821:5: note: did you mean 'printk_nmi_enter'? include/linux/printk.h:158:20: note: 'printk_nmi_enter' declared here 158 | static inline void printk_nmi_enter(void) { } | ^ >> kernel/workqueue.c:4823:5: error: implicit declaration of function 'printk_safe_exit' [-Werror,-Wimplicit-function-declaration] 4823 | printk_safe_exit(); | ^ kernel/workqueue.c:4847:3: error: implicit declaration of function 'printk_safe_enter' [-Werror,-Wimplicit-function-declaration] 4847 | printk_safe_enter(); | ^ kernel/workqueue.c:4862:3: error: implicit declaration of function 'printk_safe_exit' [-Werror,-Wimplicit-function-declaration] 4862 | printk_safe_exit(); | ^ 1 warning and 4 errors generated. vim +/printk_safe_exit +4823 kernel/workqueue.c 4780 4781 /** 4782 * show_workqueue_state - dump workqueue state 4783 * 4784 * Called from a sysrq handler or try_to_freeze_tasks() and prints out 4785 * all busy workqueues and pools. 4786 */ 4787 void show_workqueue_state(void) 4788 { 4789 struct workqueue_struct *wq; 4790 struct worker_pool *pool; 4791 unsigned long flags; 4792 int pi; 4793 4794 rcu_read_lock(); 4795 4796 pr_info("Showing busy workqueues and worker pools:\n"); 4797 4798 list_for_each_entry_rcu(wq, &workqueues, list) { 4799 struct pool_workqueue *pwq; 4800 bool idle = true; 4801 4802 for_each_pwq(pwq, wq) { 4803 if (pwq->nr_active || !list_empty(&pwq->delayed_works)) { 4804 idle = false; 4805 break; 4806 } 4807 } 4808 if (idle) 4809 continue; 4810 4811 pr_info("workqueue %s: flags=0x%x\n", wq->name, wq->flags); 4812 4813 for_each_pwq(pwq, wq) { 4814 raw_spin_lock_irqsave(&pwq->pool->lock, flags); 4815 if (pwq->nr_active || !list_empty(&pwq->delayed_works)) { 4816 /* 4817 * Defer printing to avoid deadlocks in console 4818 * drivers that queue work while holding locks 4819 * also taken in their write paths. 4820 */ > 4821 printk_safe_enter(); 4822 show_pwq(pwq); > 4823 printk_safe_exit(); 4824 } 4825 raw_spin_unlock_irqrestore(&pwq->pool->lock, flags); 4826 /* 4827 * We could be printing a lot from atomic context, e.g. 4828 * sysrq-t -> show_workqueue_state(). Avoid triggering 4829 * hard lockup. 4830 */ 4831 touch_nmi_watchdog(); 4832 } 4833 } 4834 4835 for_each_pool(pool, pi) { 4836 struct worker *worker; 4837 bool first = true; 4838 4839 raw_spin_lock_irqsave(&pool->lock, flags); 4840 if (pool->nr_workers == pool->nr_idle) 4841 goto next_pool; 4842 /* 4843 * Defer printing to avoid deadlocks in console drivers that 4844 * queue work while holding locks also taken in their write 4845 * paths. 4846 */ 4847 printk_safe_enter(); 4848 pr_info("pool %d:", pool->id); 4849 pr_cont_pool_info(pool); 4850 pr_cont(" hung=%us workers=%d", 4851 jiffies_to_msecs(jiffies - pool->watchdog_ts) / 1000, 4852 pool->nr_workers); 4853 if (pool->manager) 4854 pr_cont(" manager: %d", 4855 task_pid_nr(pool->manager->task)); 4856 list_for_each_entry(worker, &pool->idle_list, entry) { 4857 pr_cont(" %s%d", first ? "idle: " : "", 4858 task_pid_nr(worker->task)); 4859 first = false; 4860 } 4861 pr_cont("\n"); 4862 printk_safe_exit(); 4863 next_pool: 4864 raw_spin_unlock_irqrestore(&pool->lock, flags); 4865 /* 4866 * We could be printing a lot from atomic context, e.g. 4867 * sysrq-t -> show_workqueue_state(). Avoid triggering 4868 * hard lockup. 4869 */ 4870 touch_nmi_watchdog(); 4871 } 4872 4873 rcu_read_unlock(); 4874 } 4875 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[PATCH openEuler-22.03-LTS-SP1] media: pci: cx23885: check cx23885_vdev_init() return
by Tengda Wu 26 Oct '24

26 Oct '24

From: Hans Verkuil <hverkuil-cisco(a)xs4all.nl> stable inclusion from stable-v5.10.225 commit e7385510e2550a9f8b6f3d5f33c5b894ab9ba976 category: bugfix bugzilla: https://gitee.com/src-openeuler/kernel/issues/IAYYUE CVE: CVE-2023-52918 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id… -------------------------------- [ Upstream commit 15126b916e39b0cb67026b0af3c014bfeb1f76b3 ] cx23885_vdev_init() can return a NULL pointer, but that pointer is used in the next line without a check. Add a NULL pointer check and go to the error unwind if it is NULL. Signed-off-by: Hans Verkuil <hverkuil-cisco(a)xs4all.nl> Reported-by: Sicong Huang <huangsicong(a)iie.ac.cn> Signed-off-by: Sasha Levin <sashal(a)kernel.org> Fixes: e47f30b14033 ("V4L/DVB (7009): cx23885: Video and VBI related files") Signed-off-by: Tengda Wu <wutengda2(a)huawei.com> --- drivers/media/pci/cx23885/cx23885-video.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/media/pci/cx23885/cx23885-video.c b/drivers/media/pci/cx23885/cx23885-video.c index a380e0920a21..c4968a51086c 100644 --- a/drivers/media/pci/cx23885/cx23885-video.c +++ b/drivers/media/pci/cx23885/cx23885-video.c @@ -1353,6 +1353,10 @@ int cx23885_video_register(struct cx23885_dev *dev) /* register Video device */ dev->video_dev = cx23885_vdev_init(dev, dev->pci, &cx23885_video_template, "video"); + if (!dev->video_dev) { + err = -ENOMEM; + goto fail_unreg; + } dev->video_dev->queue = &dev->vb2_vidq; dev->video_dev->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING | V4L2_CAP_AUDIO | V4L2_CAP_VIDEO_CAPTURE; @@ -1381,6 +1385,10 @@ int cx23885_video_register(struct cx23885_dev *dev) /* register VBI device */ dev->vbi_dev = cx23885_vdev_init(dev, dev->pci, &cx23885_vbi_template, "vbi"); + if (!dev->vbi_dev) { + err = -ENOMEM; + goto fail_unreg; + } dev->vbi_dev->queue = &dev->vb2_vbiq; dev->vbi_dev->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING | V4L2_CAP_AUDIO | V4L2_CAP_VBI_CAPTURE; -- 2.34.1

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