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[PATCH OLK-6.6 0/4] 50164
by Xiaomeng Zhang 02 Dec '24

02 Dec '24

*** BLURB HERE *** Daniel Borkmann (3): bpf: Add MEM_WRITE attribute bpf: Fix overloading of MEM_UNINIT's meaning bpf: Remove MEM_UNINIT from skb/xdp MTU helpers Xiaomeng Zhang (1): bpf: Fix kabi breakage in enum bpf_type_flag and bpf_arg_type include/linux/bpf.h | 18 ++++++++-- kernel/bpf/helpers.c | 10 +++--- kernel/bpf/ringbuf.c | 2 +- kernel/bpf/syscall.c | 2 +- kernel/bpf/verifier.c | 73 +++++++++++++++++++--------------------- kernel/trace/bpf_trace.c | 4 +-- net/core/filter.c | 42 +++++++++-------------- 7 files changed, 74 insertions(+), 77 deletions(-) -- 2.34.1

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[PATCH OLK-5.10 0/4] CVE-2024-50164
by Xiaomeng Zhang 02 Dec '24

02 Dec '24

*** BLURB HERE *** Daniel Borkmann (3): bpf: Add MEM_WRITE attribute bpf: Fix overloading of MEM_UNINIT's meaning bpf: Remove MEM_UNINIT from skb/xdp MTU helpers Xiaomeng Zhang (1): bpf: Fix kabi breakage in enum bpf_type_flag and bpf_arg_type include/linux/bpf.h | 18 ++++++++-- kernel/bpf/helpers.c | 10 +++--- kernel/bpf/ringbuf.c | 2 +- kernel/bpf/syscall.c | 2 +- kernel/bpf/verifier.c | 73 +++++++++++++++++++--------------------- kernel/trace/bpf_trace.c | 4 +-- net/core/filter.c | 42 +++++++++-------------- 7 files changed, 74 insertions(+), 77 deletions(-) -- 2.34.1

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[PATCH OLK-6.6 0/4] LoongArch: backport ptw&set_pte patches from upstream
by Hongchen Zhang 02 Dec '24

02 Dec '24

Bibo Mao (1): LoongArch: Set initial pte entry with PAGE_GLOBAL for kernel space Huacai Chen (3): LoongArch: Remove superfluous flush_dcache_page() definition LoongArch: Use accessors to page table entries instead of direct dereference LoongArch: Improve hardware page table walker arch/loongarch/include/asm/atomic.h | 2 + arch/loongarch/include/asm/cacheflush.h | 3 - arch/loongarch/include/asm/hugetlb.h | 4 +- arch/loongarch/include/asm/kfence.h | 6 +- arch/loongarch/include/asm/mmu_context.h | 35 +++++++--- arch/loongarch/include/asm/pgalloc.h | 11 ++++ arch/loongarch/include/asm/pgtable.h | 83 ++++++++++-------------- arch/loongarch/kvm/mmu.c | 8 +-- arch/loongarch/mm/fault.c | 41 ++++++++++++ arch/loongarch/mm/hugetlbpage.c | 6 +- arch/loongarch/mm/init.c | 12 ++-- arch/loongarch/mm/kasan_init.c | 10 +-- arch/loongarch/mm/pgtable.c | 22 ++++++- include/linux/mm.h | 3 +- mm/kasan/init.c | 8 ++- mm/sparse-vmemmap.c | 5 ++ 16 files changed, 173 insertions(+), 86 deletions(-) -- 2.33.0

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[PATCH OLK-5.10 0/9] CVE-2024-49861
by Xiaomeng Zhang 02 Dec '24

02 Dec '24

*** BLURB HERE *** Daniel Borkmann (6): [Backport] bpf: Fix bpf_strtol and bpf_strtoul helpers for 32bit [Backport] bpf: Remove truncation test in bpf_strtol and bpf_strtoul helpers bpf: Fix helper writes to read-only maps [Backport] bpf: Improve check_raw_mode_ok test for MEM_UNINIT-tagged types [Backport] selftests/bpf: Fix ARG_PTR_TO_LONG {half-,}uninitialized test [Backport] selftests/bpf: Rename ARG_PTR_TO_LONG test description Joanne Koong (1): bpf: Add MEM_UNINIT as a bpf_type_flag Maxim Mikityanskiy (1): bpf: Allow helpers to accept pointers with a fixed size Xiaomeng Zhang (1): bpf: Fix kabi breakage in enum bpf_type_flag include/linux/bpf.h | 39 ++++-- kernel/bpf/helpers.c | 18 ++- kernel/bpf/verifier.c | 115 ++++++++---------- .../testing/selftests/bpf/verifier/int_ptr.c | 15 +-- 4 files changed, 91 insertions(+), 96 deletions(-) -- 2.34.1

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[PATCH OLK-6.6 0/3] fix CVE-2024-50164
by Xiaomeng Zhang 02 Dec '24

02 Dec '24

*** BLURB HERE *** Daniel Borkmann (2): bpf: Add MEM_WRITE attribute bpf: Fix overloading of MEM_UNINIT's meaning Xiaomeng Zhang (1): bpf: Fix kabi breakage in enum bpf_type_flag and bpf_arg_type include/linux/bpf.h | 18 ++++++++-- kernel/bpf/helpers.c | 10 +++--- kernel/bpf/ringbuf.c | 2 +- kernel/bpf/syscall.c | 2 +- kernel/bpf/verifier.c | 73 +++++++++++++++++++--------------------- kernel/trace/bpf_trace.c | 4 +-- net/core/filter.c | 4 +-- 7 files changed, 61 insertions(+), 52 deletions(-) -- 2.34.1

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[PATCH PATCH openEuler-22.03-LTS-SP1 0/9] fix CVE-2024-49861
by Xiaomeng Zhang 02 Dec '24

02 Dec '24

*** BLURB HERE *** Daniel Borkmann (6): bpf: Fix bpf_strtol and bpf_strtoul helpers for 32bit bpf: Remove truncation test in bpf_strtol and bpf_strtoul helpers bpf: Fix helper writes to read-only maps bpf: Improve check_raw_mode_ok test for MEM_UNINIT-tagged types selftests/bpf: Fix ARG_PTR_TO_LONG {half-,}uninitialized test selftests/bpf: Rename ARG_PTR_TO_LONG test description Joanne Koong (1): bpf: Add MEM_UNINIT as a bpf_type_flag Maxim Mikityanskiy (1): bpf: Allow helpers to accept pointers with a fixed size Xiaomeng Zhang (1): bpf: Fix kabi breakage in enum bpf_type_flag include/linux/bpf.h | 39 ++++-- kernel/bpf/helpers.c | 18 ++- kernel/bpf/verifier.c | 114 ++++++++---------- .../testing/selftests/bpf/verifier/int_ptr.c | 15 +-- 4 files changed, 91 insertions(+), 95 deletions(-) -- 2.34.1

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[PATCH PATCH openEuler-22.03-LTS-SP1 0/9] fix CVE-2024-49861
by Xiaomeng Zhang 02 Dec '24

02 Dec '24

*** BLURB HERE *** Daniel Borkmann (6): bpf: Fix bpf_strtol and bpf_strtoul helpers for 32bit bpf: Remove truncation test in bpf_strtol and bpf_strtoul helpers bpf: Fix helper writes to read-only maps bpf: Improve check_raw_mode_ok test for MEM_UNINIT-tagged types selftests/bpf: Fix ARG_PTR_TO_LONG {half-,}uninitialized test selftests/bpf: Rename ARG_PTR_TO_LONG test description Joanne Koong (1): bpf: Add MEM_UNINIT as a bpf_type_flag Maxim Mikityanskiy (1): bpf: Allow helpers to accept pointers with a fixed size Xiaomeng Zhang (1): bpf: Fix kabi breakage in enum bpf_type_flag include/linux/bpf.h | 39 ++++-- kernel/bpf/helpers.c | 18 ++- kernel/bpf/verifier.c | 114 ++++++++---------- .../testing/selftests/bpf/verifier/int_ptr.c | 15 +-- 4 files changed, 91 insertions(+), 95 deletions(-) -- 2.34.1

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[openeuler:openEuler-1.0-LTS 1294/1294] drivers/rtc/rtc-phytium.c:129:12: warning: 'phytium_rtc_alarm_irq_enabled' defined but not used
by kernel test robot 02 Dec '24

02 Dec '24

Hi Wang, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: b5504db0db8375a77340b5bb54c17cfb75d3c754 commit: 1ce24a39db64afc5041e3a32893f3e5f1f5d4b9d [1294/1294] rtc: add rtc drivers for Phytium SOCs config: arm64-randconfig-002-20241114 (https://download.01.org/0day-ci/archive/20241202/202412020957.zPaYoioo-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241202/202412020957.zPaYoioo-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/202412020957.zPaYoioo-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/rtc/rtc-phytium.c: In function 'phytium_rtc_read_time': drivers/rtc/rtc-phytium.c:65:23: warning: variable 'tmp' set but not used [-Wunused-but-set-variable] 65 | unsigned long tmp = 0; | ^~~ drivers/rtc/rtc-phytium.c: In function 'phytium_rtc_set_mmss': drivers/rtc/rtc-phytium.c:85:23: warning: variable 'tmp' set but not used [-Wunused-but-set-variable] 85 | unsigned long tmp = 0; | ^~~ drivers/rtc/rtc-phytium.c:84:23: warning: variable 'counter' set but not used [-Wunused-but-set-variable] 84 | unsigned long counter = 0; | ^~~~~~~ drivers/rtc/rtc-phytium.c: In function 'phytium_rtc_set_alarm': drivers/rtc/rtc-phytium.c:139:23: warning: variable 'rtc_time' set but not used [-Wunused-but-set-variable] 139 | unsigned long rtc_time; | ^~~~~~~~ drivers/rtc/rtc-phytium.c: At top level: >> drivers/rtc/rtc-phytium.c:129:12: warning: 'phytium_rtc_alarm_irq_enabled' defined but not used [-Wunused-function] 129 | static int phytium_rtc_alarm_irq_enabled(struct device *dev) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 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:20, from include/linux/kernel.h:11, from include/linux/list.h:9, from include/linux/module.h:10, from drivers/rtc/rtc-phytium.c:18: 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 'spin_lock' at include/linux/spinlock.h:329:2, inlined from 'phytium_rtc_set_mmss' at drivers/rtc/rtc-phytium.c:87:2: arch/arm64/include/asm/atomic_lse.h:492:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'spinlock_t[1]' {aka 'struct 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") | ^~~~~~~~~~~~~~ drivers/rtc/rtc-phytium.c: In function 'phytium_rtc_set_mmss': drivers/rtc/rtc-phytium.c:48:12: note: object 'spinlock_phytium_rtc' of size 4 48 | spinlock_t spinlock_phytium_rtc; | ^~~~~~~~~~~~~~~~~~~~ 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 'spin_lock' at include/linux/spinlock.h:329:2, inlined from 'phytium_rtc_set_mmss' at drivers/rtc/rtc-phytium.c:87:2: arch/arm64/include/asm/atomic_lse.h:492:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'spinlock_t[1]' {aka 'struct 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") | ^~~~~~~~~~~~~~ drivers/rtc/rtc-phytium.c: In function 'phytium_rtc_set_mmss': drivers/rtc/rtc-phytium.c:48:12: note: object 'spinlock_phytium_rtc' of size 4 48 | spinlock_t spinlock_phytium_rtc; | ^~~~~~~~~~~~~~~~~~~~ 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 'spin_lock' at include/linux/spinlock.h:329:2, inlined from 'phytium_rtc_read_time' at drivers/rtc/rtc-phytium.c:67:2: arch/arm64/include/asm/atomic_lse.h:492:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'spinlock_t[1]' {aka 'struct 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") | ^~~~~~~~~~~~~~ drivers/rtc/rtc-phytium.c: In function 'phytium_rtc_read_time': drivers/rtc/rtc-phytium.c:48:12: note: object 'spinlock_phytium_rtc' of size 4 48 | spinlock_t spinlock_phytium_rtc; | ^~~~~~~~~~~~~~~~~~~~ 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 'spin_lock' at include/linux/spinlock.h:329:2, inlined from 'phytium_rtc_read_time' at drivers/rtc/rtc-phytium.c:67:2: arch/arm64/include/asm/atomic_lse.h:492:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'spinlock_t[1]' {aka 'struct 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") | ^~~~~~~~~~~~~~ drivers/rtc/rtc-phytium.c: In function 'phytium_rtc_read_time': drivers/rtc/rtc-phytium.c:48:12: note: object 'spinlock_phytium_rtc' of size 4 48 | spinlock_t spinlock_phytium_rtc; | ^~~~~~~~~~~~~~~~~~~~ Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for HARDLOCKUP_DETECTOR Depends on [n]: DEBUG_KERNEL [=n] && !S390 && (HAVE_HARDLOCKUP_DETECTOR_PERF [=n] || HAVE_HARDLOCKUP_DETECTOR_ARCH [=y]) Selected by [y]: - SDEI_WATCHDOG [=y] && <choice> && ARM_SDE_INTERFACE [=y] && !HARDLOCKUP_CHECK_TIMESTAMP [=n] vim +/phytium_rtc_alarm_irq_enabled +129 drivers/rtc/rtc-phytium.c 128 > 129 static int phytium_rtc_alarm_irq_enabled(struct device *dev) 130 { 131 struct phytium_rtc_dev *pdata = dev_get_drvdata(dev); 132 133 return readl(pdata->csr_base + RTC_CCR) & RTC_CCR_IE ? 1 : 0; 134 } 135 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[PATCH OLK-6.6 V3 00/14] erofs/fscache/cachefiles: Add ondemand loading support
by Zizhi Wo 02 Dec '24

02 Dec '24

Changes since V1: - Modify the bugzilla link to synchronize with 5.10. - Fix comment syntax errors in patch 9. Changes since V2: - Merge the introduced problem patch with the subsequent bugfix patches. Baokun Li (1): cachefiles: add support for buffer I/O in ondemand mode Yang Erkun (1): erofs: remove EXPERIMENTAL feature warning for fscache-based Zizhi Wo (12): fscache: add a memory barrier for FSCACHE_VOLUME_CREATING cachefiles: modify inappropriate error return value in cachefiles_daemon_secctx fscache: modify the waiting mechanism with duplicate volumes erofs: add erofs switch to better control it erofs: add erofs_ondemand switch cachefiles: Add restrictions to cachefiles_daemon_cull() cachefiles: Introduce "dir_has_put" in cachefiles_volume fscache: Add the synchronous waiting mechanism for the volume unhash in erofs ondemand mode fscache: clean up for fscache_clear_volume_priv cachefiles: Fix NULL pointer dereference in object->file cachefiles: Clean up in cachefiles_commit_tmpfile() cachefiles: Fix missing pos updates in cachefiles_ondemand_fd_write_iter() fs/Makefile | 1 + fs/cachefiles/cache.c | 2 + fs/cachefiles/daemon.c | 12 +++++- fs/cachefiles/interface.c | 26 ++++++++++--- fs/cachefiles/internal.h | 5 +++ fs/cachefiles/io.c | 12 ++++++ fs/cachefiles/namei.c | 5 --- fs/cachefiles/ondemand.c | 35 ++++++++++++++---- fs/cachefiles/volume.c | 51 ++++++++++++++++++++++--- fs/erofs/fscache.c | 4 ++ fs/erofs/internal.h | 1 + fs/erofs/super.c | 20 ++++++++-- fs/fs_ctl.c | 43 +++++++++++++++++++++ fs/fscache/cache.c | 1 - fs/fscache/cookie.c | 28 ++++++++++++++ fs/fscache/volume.c | 70 +++++++++++++++++++++++++---------- include/linux/fs.h | 17 +++++++++ include/linux/fscache-cache.h | 28 +++++++++++++- include/linux/fscache.h | 2 +- 19 files changed, 313 insertions(+), 50 deletions(-) create mode 100644 fs/fs_ctl.c -- 2.46.1

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[openeuler:OLK-6.6 1474/1474] arch/x86/events/zhaoxin/uncore.c:2761:6: sparse: sparse: symbol 'kx5000_uncore_cpu_init' was not declared. Should it be static?
by kernel test robot 02 Dec '24

02 Dec '24

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: df4c334beecb4cf58e4e8d63b491aa5ac0a84f46 commit: dc5b97374ba722156acbdfc4e3adbc69e2dbe7f4 [1474/1474] perf/x86/zhaoxin/uncore: Add KX-7000 support config: x86_64-randconfig-121-20241118 (https://download.01.org/0day-ci/archive/20241202/202412020914.wVMtku1t-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/20241202/202412020914.wVMtku1t-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/202412020914.wVMtku1t-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) arch/x86/events/zhaoxin/uncore.c:2387:28: sparse: sparse: symbol 'uncore_msr_cluster_uncores' was not declared. Should it be static? arch/x86/events/zhaoxin/uncore.c:2392:28: sparse: sparse: symbol 'uncore_msr_subnode_uncores' was not declared. Should it be static? arch/x86/events/zhaoxin/uncore.c:2398:28: sparse: sparse: symbol 'uncore_pci_subnode_uncores' was not declared. Should it be static? >> arch/x86/events/zhaoxin/uncore.c:2761:6: sparse: sparse: symbol 'kx5000_uncore_cpu_init' was not declared. Should it be static? >> arch/x86/events/zhaoxin/uncore.c:2770:6: sparse: sparse: symbol 'kh40000_uncore_cpu_init' was not declared. Should it be static? >> arch/x86/events/zhaoxin/uncore.c:2775:5: sparse: sparse: symbol 'kh40000_uncore_pci_init' was not declared. Should it be static? arch/x86/events/zhaoxin/uncore.c:2791:6: sparse: sparse: symbol 'kx8000_uncore_cpu_init' was not declared. Should it be static? arch/x86/events/zhaoxin/uncore.c:2796:5: sparse: sparse: symbol 'kx8000_uncore_pci_init' was not declared. Should it be static? arch/x86/events/zhaoxin/uncore.c:2804:6: sparse: sparse: symbol 'kx8000_uncore_mmio_init' was not declared. Should it be static? arch/x86/events/zhaoxin/uncore.c: note: in included file (through include/linux/preempt.h, include/linux/spinlock.h, include/linux/mmzone.h, ...): include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true vim +/kx5000_uncore_cpu_init +2761 arch/x86/events/zhaoxin/uncore.c 2760 > 2761 void kx5000_uncore_cpu_init(void) 2762 { 2763 uncore_msr_uncores = kx5000_msr_uncores; 2764 } 2765 2766 static const struct zhaoxin_uncore_init_fun kx5000_uncore_init __initconst = { 2767 .cpu_init = kx5000_uncore_cpu_init, 2768 }; 2769 > 2770 void kh40000_uncore_cpu_init(void) 2771 { 2772 uncore_msr_uncores = kh40000_msr_uncores; 2773 } 2774 > 2775 int kh40000_uncore_pci_init(void) 2776 { 2777 int ret = kh40000_pci2node_map_init();/*pci_bus to package mapping, do nothing*/ 2778 2779 if (ret) 2780 return ret; 2781 uncore_pci_uncores = kh40000_pci_uncores; 2782 uncore_pci_driver = &kh40000_uncore_pci_driver; 2783 return 0; 2784 } 2785 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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