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[PATCH openEuler-22.03-LTS-SP1] ARM: 9359/1: flush: check if the folio is reserved for no-mapping addresses
by Jinjiang Tu 18 Jun '24

18 Jun '24

From: Yongqiang Liu <liuyongqiang13(a)huawei.com> mainline inclusion from mainline-v6.9-rc1 commit 0c66c6f4e21cb22220cbd8821c5c73fc157d20dc category: bugfix bugzilla: https://gitee.com/src-openeuler/kernel/issues/I9L5E2 CVE: CVE-2024-26947 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?… -------------------------------- Since commit a4d5613c4dc6 ("arm: extend pfn_valid to take into account freed memory map alignment") changes the semantics of pfn_valid() to check presence of the memory map for a PFN. A valid page for an address which is reserved but not mapped by the kernel[1], the system crashed during some uio test with the following memory layout: node 0: [mem 0x00000000c0a00000-0x00000000cc8fffff] node 0: [mem 0x00000000d0000000-0x00000000da1fffff] the uio layout is：0xc0900000, 0x100000 the crash backtrace like: Unable to handle kernel paging request at virtual address bff00000 [...] CPU: 1 PID: 465 Comm: startapp.bin Tainted: G O 5.10.0 #1 Hardware name: Generic DT based system PC is at b15_flush_kern_dcache_area+0x24/0x3c LR is at __sync_icache_dcache+0x6c/0x98 [...] (b15_flush_kern_dcache_area) from (__sync_icache_dcache+0x6c/0x98) (__sync_icache_dcache) from (set_pte_at+0x28/0x54) (set_pte_at) from (remap_pfn_range+0x1a0/0x274) (remap_pfn_range) from (uio_mmap+0x184/0x1b8 [uio]) (uio_mmap [uio]) from (__mmap_region+0x264/0x5f4) (__mmap_region) from (__do_mmap_mm+0x3ec/0x440) (__do_mmap_mm) from (do_mmap+0x50/0x58) (do_mmap) from (vm_mmap_pgoff+0xfc/0x188) (vm_mmap_pgoff) from (ksys_mmap_pgoff+0xac/0xc4) (ksys_mmap_pgoff) from (ret_fast_syscall+0x0/0x5c) Code: e0801001 e2423001 e1c00003 f57ff04f (ee070f3e) ---[ end trace 09cf0734c3805d52 ]--- Kernel panic - not syncing: Fatal exception So check if PG_reserved was set to solve this issue. [1]: https://lore.kernel.org/lkml/Zbtdue57RO0QScJM@linux.ibm.com/ Fixes: a4d5613c4dc6 ("arm: extend pfn_valid to take into account freed memory map alignment") Suggested-by: Mike Rapoport <rppt(a)linux.ibm.com> Signed-off-by: Yongqiang Liu <liuyongqiang13(a)huawei.com> Signed-off-by: Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> Conflicts: arch/arm/mm/flush.c [Conflicts due to folio api.] Signed-off-by: Jinjiang Tu <tujinjiang(a)huawei.com> --- arch/arm/mm/flush.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm/mm/flush.c b/arch/arm/mm/flush.c index 6d89db7895d1..ef848bf0df28 100644 --- a/arch/arm/mm/flush.c +++ b/arch/arm/mm/flush.c @@ -280,6 +280,9 @@ void __sync_icache_dcache(pte_t pteval) return; page = pfn_to_page(pfn); + if (PageReserved(page)) + return; + if (cache_is_vipt_aliasing()) mapping = page_mapping_file(page); else -- 2.25.1

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[PATCH OLK-5.10] ARM: 9359/1: flush: check if the folio is reserved for no-mapping addresses
by Jinjiang Tu 18 Jun '24

18 Jun '24

From: Yongqiang Liu <liuyongqiang13(a)huawei.com> mainline inclusion from mainline-v6.9-rc1 commit 0c66c6f4e21cb22220cbd8821c5c73fc157d20dc category: bugfix bugzilla: https://gitee.com/src-openeuler/kernel/issues/I9L5E2 CVE: CVE-2024-26947 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?… -------------------------------- Since commit a4d5613c4dc6 ("arm: extend pfn_valid to take into account freed memory map alignment") changes the semantics of pfn_valid() to check presence of the memory map for a PFN. A valid page for an address which is reserved but not mapped by the kernel[1], the system crashed during some uio test with the following memory layout: node 0: [mem 0x00000000c0a00000-0x00000000cc8fffff] node 0: [mem 0x00000000d0000000-0x00000000da1fffff] the uio layout is：0xc0900000, 0x100000 the crash backtrace like: Unable to handle kernel paging request at virtual address bff00000 [...] CPU: 1 PID: 465 Comm: startapp.bin Tainted: G O 5.10.0 #1 Hardware name: Generic DT based system PC is at b15_flush_kern_dcache_area+0x24/0x3c LR is at __sync_icache_dcache+0x6c/0x98 [...] (b15_flush_kern_dcache_area) from (__sync_icache_dcache+0x6c/0x98) (__sync_icache_dcache) from (set_pte_at+0x28/0x54) (set_pte_at) from (remap_pfn_range+0x1a0/0x274) (remap_pfn_range) from (uio_mmap+0x184/0x1b8 [uio]) (uio_mmap [uio]) from (__mmap_region+0x264/0x5f4) (__mmap_region) from (__do_mmap_mm+0x3ec/0x440) (__do_mmap_mm) from (do_mmap+0x50/0x58) (do_mmap) from (vm_mmap_pgoff+0xfc/0x188) (vm_mmap_pgoff) from (ksys_mmap_pgoff+0xac/0xc4) (ksys_mmap_pgoff) from (ret_fast_syscall+0x0/0x5c) Code: e0801001 e2423001 e1c00003 f57ff04f (ee070f3e) ---[ end trace 09cf0734c3805d52 ]--- Kernel panic - not syncing: Fatal exception So check if PG_reserved was set to solve this issue. [1]: https://lore.kernel.org/lkml/Zbtdue57RO0QScJM@linux.ibm.com/ Fixes: a4d5613c4dc6 ("arm: extend pfn_valid to take into account freed memory map alignment") Suggested-by: Mike Rapoport <rppt(a)linux.ibm.com> Signed-off-by: Yongqiang Liu <liuyongqiang13(a)huawei.com> Signed-off-by: Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> Conflicts: arch/arm/mm/flush.c [Conflicts due to folio api.] Signed-off-by: Jinjiang Tu <tujinjiang(a)huawei.com> --- arch/arm/mm/flush.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm/mm/flush.c b/arch/arm/mm/flush.c index 6d89db7895d1..ef848bf0df28 100644 --- a/arch/arm/mm/flush.c +++ b/arch/arm/mm/flush.c @@ -280,6 +280,9 @@ void __sync_icache_dcache(pte_t pteval) return; page = pfn_to_page(pfn); + if (PageReserved(page)) + return; + if (cache_is_vipt_aliasing()) mapping = page_mapping_file(page); else -- 2.25.1

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[PATCH openEuler-22.03-LTS-SP1] hsr: Prevent use after free in prp_create_tagged_frame()
by Yue Haibing 18 Jun '24

18 Jun '24

From: Dan Carpenter <dan.carpenter(a)linaro.org> stable inclusion from stable-v5.10.201 commit ddf4e04e946aaa6c458b8b6829617cc44af2bffd category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I9DFT4 CVE: CVE-2023-52846 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id… -------------------------------- [ Upstream commit 876f8ab52363f649bcc74072157dfd7adfbabc0d ] The prp_fill_rct() function can fail. In that situation, it frees the skb and returns NULL. Meanwhile on the success path, it returns the original skb. So it's straight forward to fix bug by using the returned value. Fixes: 451d8123f897 ("net: prp: add packet handling support") Signed-off-by: Dan Carpenter <dan.carpenter(a)linaro.org> Acked-by: Paolo Abeni <pabeni(a)redhat.com> Link: https://lore.kernel.org/r/57af1f28-7f57-4a96-bcd3-b7a0f2340845@moroto.mount… Signed-off-by: Jakub Kicinski <kuba(a)kernel.org> Signed-off-by: Sasha Levin <sashal(a)kernel.org> Signed-off-by: sanglipeng <sanglipeng1(a)jd.com> Signed-off-by: Yue Haibing <yuehaibing(a)huawei.com> --- net/hsr/hsr_forward.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/net/hsr/hsr_forward.c b/net/hsr/hsr_forward.c index baf4765be6d7..4d1a2a48cf3f 100644 --- a/net/hsr/hsr_forward.c +++ b/net/hsr/hsr_forward.c @@ -294,9 +294,7 @@ struct sk_buff *prp_create_tagged_frame(struct hsr_frame_info *frame, skb = skb_copy_expand(frame->skb_std, 0, skb_tailroom(frame->skb_std) + HSR_HLEN, GFP_ATOMIC); - prp_fill_rct(skb, frame, port); - - return skb; + return prp_fill_rct(skb, frame, port); } static void hsr_deliver_master(struct sk_buff *skb, struct net_device *dev, -- 2.34.1

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[PATCH OLK-6.6] arm64: armv8_deprecated: Fix warning in isndep cpuhp starting process
by Wei Li 18 Jun '24

18 Jun '24

mainline inclusion from mainline-v6.10-rc3 commit 14951beaec93696b092a906baa0f29322cf34004 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/IA67DS Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?i… -------------------------------- The function run_all_insn_set_hw_mode() is registered as startup callback of 'CPUHP_AP_ARM64_ISNDEP_STARTING', it invokes set_hw_mode() methods of all emulated instructions. As the STARTING callbacks are not expected to fail, if one of the set_hw_mode() fails, e.g. due to el0 mixed-endian is not supported for 'setend', it will report a warning: ``` CPU[2] cannot support the emulation of setend CPU 2 UP state arm64/isndep:starting (136) failed (-22) CPU2: Booted secondary processor 0x0000000002 [0x414fd0c1] ``` To fix it, add a check for INSN_UNAVAILABLE status and skip the process. Signed-off-by: Wei Li <liwei391(a)huawei.com> Tested-by: Huisong Li <lihuisong(a)huawei.com> Link: https://lore.kernel.org/r/20240423093501.3460764-1-liwei391@huawei.com Signed-off-by: Will Deacon <will(a)kernel.org> --- arch/arm64/kernel/armv8_deprecated.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm64/kernel/armv8_deprecated.c b/arch/arm64/kernel/armv8_deprecated.c index fd0f291e215e..87ac0b9c0b4f 100644 --- a/arch/arm64/kernel/armv8_deprecated.c +++ b/arch/arm64/kernel/armv8_deprecated.c @@ -464,6 +464,9 @@ static int run_all_insn_set_hw_mode(unsigned int cpu) for (int i = 0; i < ARRAY_SIZE(insn_emulations); i++) { struct insn_emulation *insn = insn_emulations[i]; bool enable = READ_ONCE(insn->current_mode) == INSN_HW; + if (insn->status == INSN_UNAVAILABLE) + continue; + if (insn->set_hw_mode && insn->set_hw_mode(enable)) { pr_warn("CPU[%u] cannot support the emulation of %s", cpu, insn->name); -- 2.25.1

2 1

[PATCH OLK-5.10] arm64: armv8_deprecated: Fix warning in isndep cpuhp starting process
by Wei Li 18 Jun '24

18 Jun '24

mainline inclusion from mainline-v6.10-rc3 commit 14951beaec93696b092a906baa0f29322cf34004 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/IA67DS Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?i… -------------------------------- The function run_all_insn_set_hw_mode() is registered as startup callback of 'CPUHP_AP_ARM64_ISNDEP_STARTING', it invokes set_hw_mode() methods of all emulated instructions. As the STARTING callbacks are not expected to fail, if one of the set_hw_mode() fails, e.g. due to el0 mixed-endian is not supported for 'setend', it will report a warning: ``` CPU[2] cannot support the emulation of setend CPU 2 UP state arm64/isndep:starting (136) failed (-22) CPU2: Booted secondary processor 0x0000000002 [0x414fd0c1] ``` To fix it, add a check for INSN_UNAVAILABLE status and skip the process. Signed-off-by: Wei Li <liwei391(a)huawei.com> Tested-by: Huisong Li <lihuisong(a)huawei.com> Link: https://lore.kernel.org/r/20240423093501.3460764-1-liwei391@huawei.com Signed-off-by: Will Deacon <will(a)kernel.org> --- arch/arm64/kernel/armv8_deprecated.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm64/kernel/armv8_deprecated.c b/arch/arm64/kernel/armv8_deprecated.c index 637e57a4868e..cc736c5309fd 100644 --- a/arch/arm64/kernel/armv8_deprecated.c +++ b/arch/arm64/kernel/armv8_deprecated.c @@ -471,6 +471,9 @@ static int run_all_insn_set_hw_mode(unsigned int cpu) for (i = 0; i < ARRAY_SIZE(insn_emulations); i++) { struct insn_emulation *insn = insn_emulations[i]; bool enable = READ_ONCE(insn->current_mode) == INSN_HW; + if (insn->status == INSN_UNAVAILABLE) + continue; + if (insn->set_hw_mode && insn->set_hw_mode(enable)) { pr_warn("CPU[%u] cannot support the emulation of %s", cpu, insn->name); -- 2.25.1

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[PATCH openEuler-22.03-LTS-SP1 0/3] CVE-2024-36971
by Liu Jian 18 Jun '24

18 Jun '24

CVE-2024-36971 Eric Dumazet (2): net: annotate data-races around sk->sk_dst_pending_confirm net: fix __dst_negative_advice() race Liu Jian (1): net: fix kabi breakage in struct dst_ops include/net/dst_ops.h | 4 ++++ include/net/sock.h | 17 +++++------------ net/core/sock.c | 2 +- net/ipv4/route.c | 22 ++++++++-------------- net/ipv4/tcp_output.c | 2 +- net/ipv6/route.c | 29 +++++++++++++++-------------- net/xfrm/xfrm_policy.c | 11 +++-------- 7 files changed, 37 insertions(+), 50 deletions(-) -- 2.34.1

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[openeuler:openEuler-1.0-LTS 18309/22959] mm/share_pool.c:3736:12: warning: 'proc_overview_show' defined but not used
by kernel test robot 18 Jun '24

18 Jun '24

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: f79871cf083fa1da67dce06a8cc2301cdddeab1b commit: 1cfc25ccec44c17c19c892bd31d00d8f6fb23f9b [18309/22959] share_pool: Add proc node to show process overview info config: arm64-randconfig-001-20240618 (https://download.01.org/0day-ci/archive/20240618/202406180519.p1XL1enF-lkp@…) compiler: aarch64-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240618/202406180519.p1XL1enF-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/202406180519.p1XL1enF-lkp@intel.com/ All warnings (new ones prefixed by >>): mm/share_pool.c: In function 'sp_group_id_by_pid': mm/share_pool.c:840:29: warning: ordered comparison of pointer with integer zero [-Wextra] 840 | if (!spg_ids || num <= 0) | ^~ mm/share_pool.c: In function 'sp_hugetlb_entry': mm/share_pool.c:2688:21: error: implicit declaration of function 'huge_ptep_get' [-Werror=implicit-function-declaration] 2688 | pte_t pte = huge_ptep_get(ptep); | ^~~~~~~~~~~~~ mm/share_pool.c:2688:21: error: invalid initializer mm/share_pool.c: In function 'sharepool_no_page': mm/share_pool.c:3824:30: error: implicit declaration of function 'huge_pte_none'; did you mean 'huge_pte_lock'? [-Werror=implicit-function-declaration] 3824 | if (!huge_pte_none(huge_ptep_get(ptep))) { | ^~~~~~~~~~~~~ | huge_pte_lock mm/share_pool.c:3837:23: error: implicit declaration of function 'huge_add_to_page_cache'; did you mean 'add_to_page_cache'? [-Werror=implicit-function-declaration] 3837 | err = huge_add_to_page_cache(page, mapping, idx); | ^~~~~~~~~~~~~~~~~~~~~~ | add_to_page_cache mm/share_pool.c:3859:9: error: implicit declaration of function 'set_huge_pte_at'; did you mean 'set_huge_swap_pte_at'? [-Werror=implicit-function-declaration] 3859 | set_huge_pte_at(mm, haddr, ptep, new_pte); | ^~~~~~~~~~~~~~~ | set_huge_swap_pte_at mm/share_pool.c:3861:9: error: implicit declaration of function 'hugetlb_count_add'; did you mean 'hugetlb_count_sub'? [-Werror=implicit-function-declaration] 3861 | hugetlb_count_add(pages_per_huge_page(h), mm); | ^~~~~~~~~~~~~~~~~ | hugetlb_count_sub mm/share_pool.c:3797:13: warning: variable 'node_id' set but not used [-Wunused-but-set-variable] 3797 | int node_id; | ^~~~~~~ mm/share_pool.c: In function 'sp_alloc_pages': mm/share_pool.c:4018:24: error: implicit declaration of function 'hugetlb_alloc_hugepage'; did you mean 'vmalloc_hugepage'? [-Werror=implicit-function-declaration] 4018 | page = hugetlb_alloc_hugepage(NUMA_NO_NODE, HUGETLB_ALLOC_NONE); | ^~~~~~~~~~~~~~~~~~~~~~ | vmalloc_hugepage mm/share_pool.c:4018:61: error: 'HUGETLB_ALLOC_NONE' undeclared (first use in this function); did you mean 'HUGETLB_ANON_FILE'? 4018 | page = hugetlb_alloc_hugepage(NUMA_NO_NODE, HUGETLB_ALLOC_NONE); | ^~~~~~~~~~~~~~~~~~ | HUGETLB_ANON_FILE mm/share_pool.c:4018:61: note: each undeclared identifier is reported only once for each function it appears in mm/share_pool.c: At top level: >> mm/share_pool.c:3736:12: warning: 'proc_overview_show' defined but not used [-Wunused-function] 3736 | static int proc_overview_show(struct seq_file *seq, void *offset) | ^~~~~~~~~~~~~~~~~~ mm/share_pool.c:3693:12: warning: 'proc_stat_show' defined but not used [-Wunused-function] 3693 | static int proc_stat_show(struct seq_file *seq, void *offset) | ^~~~~~~~~~~~~~ mm/share_pool.c:3635:12: warning: 'spa_stat_show' defined but not used [-Wunused-function] 3635 | static int spa_stat_show(struct seq_file *seq, void *offset) | ^~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +/proc_overview_show +3736 mm/share_pool.c 3735 > 3736 static int proc_overview_show(struct seq_file *seq, void *offset) 3737 { 3738 seq_printf(seq, "%-8s %-16s %-9s %-9s %-9s %-10s %-10s %-8s\n", 3739 "PID", "COMM", "SP_ALLOC", "SP_K2U", "SP_RES", "Non-SP_RES", 3740 "Non-SP_Shm", "VIRT"); 3741 3742 down_read(&sp_proc_stat_sem); 3743 idr_for_each(&sp_proc_stat_idr, idr_proc_overview_cb, seq); 3744 up_read(&sp_proc_stat_sem); 3745 return 0; 3746 } 3747 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 21349/22959] drivers/mmc/host/phytium-mci-plat.c:169:23: error: lvalue required as unary '&' operand
by kernel test robot 18 Jun '24

18 Jun '24

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: f79871cf083fa1da67dce06a8cc2301cdddeab1b commit: d65622e6edee11f7fcbd295bdb5aef86e12dfef3 [21349/22959] mmc: add support for Phytium MMC config: arm64-randconfig-004-20240618 (https://download.01.org/0day-ci/archive/20240618/202406180457.WkPIoFSW-lkp@…) compiler: aarch64-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240618/202406180457.WkPIoFSW-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/202406180457.WkPIoFSW-lkp@intel.com/ All errors (new ones prefixed by >>): >> drivers/mmc/host/phytium-mci-plat.c:169:23: error: lvalue required as unary '&' operand 169 | .pm = &phytium_mci_dev_pm_ops, | ^ vim +169 drivers/mmc/host/phytium-mci-plat.c 161 162 static struct platform_driver phytium_mci_driver = { 163 .probe = phytium_mci_probe, 164 .remove = phytium_mci_remove, 165 .driver = { 166 .name = "phytium-mci-platform", 167 .of_match_table = phytium_mci_of_ids, 168 .acpi_match_table = phytium_mci_acpi_ids, > 169 .pm = &phytium_mci_dev_pm_ops, 170 }, 171 }; 172 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 18183/22954] mm/share_pool.c:2121:12: warning: 'proc_stat_show' defined but not used
by kernel test robot 18 Jun '24

18 Jun '24

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 297a8114a17425dccc02597803b1c8049eb3b91b commit: 4a280fac30d27ae2aff096f9f99aa12d50f83426 [18183/22954] ascend: share_pool: support share pool features for ascend platform config: arm64-randconfig-001-20240618 (https://download.01.org/0day-ci/archive/20240618/202406180323.ePxYZgH5-lkp@…) compiler: aarch64-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240618/202406180323.ePxYZgH5-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/202406180323.ePxYZgH5-lkp@intel.com/ All warnings (new ones prefixed by >>): mm/share_pool.c: In function 'sp_hugetlb_entry': mm/share_pool.c:1542:21: error: implicit declaration of function 'huge_ptep_get' [-Werror=implicit-function-declaration] 1542 | pte_t pte = huge_ptep_get(ptep); | ^~~~~~~~~~~~~ mm/share_pool.c:1542:21: error: invalid initializer mm/share_pool.c: In function 'sp_alloc_pages': mm/share_pool.c:2263:24: error: implicit declaration of function 'hugetlb_alloc_hugepage'; did you mean 'vmalloc_hugepage'? [-Werror=implicit-function-declaration] 2263 | return hugetlb_alloc_hugepage(NUMA_NO_NODE, HUGETLB_ALLOC_NONE); | ^~~~~~~~~~~~~~~~~~~~~~ | vmalloc_hugepage mm/share_pool.c:2263:61: error: 'HUGETLB_ALLOC_NONE' undeclared (first use in this function); did you mean 'HUGETLB_ANON_FILE'? 2263 | return hugetlb_alloc_hugepage(NUMA_NO_NODE, HUGETLB_ALLOC_NONE); | ^~~~~~~~~~~~~~~~~~ | HUGETLB_ANON_FILE mm/share_pool.c:2263:61: note: each undeclared identifier is reported only once for each function it appears in mm/share_pool.c:2266:1: warning: control reaches end of non-void function [-Wreturn-type] 2266 | } | ^ mm/share_pool.c: At top level: mm/share_pool.c:2235:12: warning: 'spa_stat_show' defined but not used [-Wunused-function] 2235 | static int spa_stat_show(struct seq_file *seq, void *offset) | ^~~~~~~~~~~~~ >> mm/share_pool.c:2121:12: warning: 'proc_stat_show' defined but not used [-Wunused-function] 2121 | static int proc_stat_show(struct seq_file *seq, void *offset) | ^~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +/proc_stat_show +2121 mm/share_pool.c 2120 > 2121 static int proc_stat_show(struct seq_file *seq, void *offset) 2122 { 2123 /* print the file header */ 2124 seq_printf(seq, "%-12s %-10s %-18s\n", 2125 "Process ID", "Group ID", "Aligned Apply(KB)"); 2126 /* print kthread buff_module_guard_work */ 2127 seq_printf(seq, "%-12s %-10s %-18ld\n", 2128 "guard", "-", byte2kb(kthread_stat.amount)); 2129 idr_for_each(&sp_stat_idr, idr_proc_stat_cb, seq); 2130 return 0; 2131 } 2132 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 18311/22954] kernel/sysctl.c:1817:36: error: 'ten_thousand' undeclared here (not in a function); did you mean 'one_thousand'?
by kernel test robot 18 Jun '24

18 Jun '24

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 297a8114a17425dccc02597803b1c8049eb3b91b commit: 5a2c074184137763d604ffb3f0178da26bee5260 [18311/22954] share_pool: Add sp_alloc trace config: arm64-randconfig-004-20240618 (https://download.01.org/0day-ci/archive/20240618/202406180227.YzvSYbqW-lkp@…) compiler: aarch64-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240618/202406180227.YzvSYbqW-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/202406180227.YzvSYbqW-lkp@intel.com/ All errors (new ones prefixed by >>): >> kernel/sysctl.c:1817:36: error: 'ten_thousand' undeclared here (not in a function); did you mean 'one_thousand'? 1817 | .extra2 = &ten_thousand, | ^~~~~~~~~~~~ | one_thousand vim +1817 kernel/sysctl.c 1274 1275 static struct ctl_table vm_table[] = { 1276 { 1277 .procname = "overcommit_memory", 1278 .data = &sysctl_overcommit_memory, 1279 .maxlen = sizeof(sysctl_overcommit_memory), 1280 .mode = 0644, 1281 .proc_handler = proc_dointvec_minmax, 1282 .extra1 = &zero, 1283 .extra2 = &two, 1284 }, 1285 { 1286 .procname = "panic_on_oom", 1287 .data = &sysctl_panic_on_oom, 1288 .maxlen = sizeof(sysctl_panic_on_oom), 1289 .mode = 0644, 1290 .proc_handler = proc_dointvec_minmax, 1291 .extra1 = &zero, 1292 .extra2 = &two, 1293 }, 1294 #ifdef CONFIG_ASCEND_OOM 1295 { 1296 /* 0: diasable, 1: enable, 2: disable and panic on oom */ 1297 .procname = "enable_oom_killer", 1298 .data = &sysctl_enable_oom_killer, 1299 .maxlen = sizeof(sysctl_enable_oom_killer), 1300 .mode = 0644, 1301 .proc_handler = proc_dointvec_minmax, 1302 .extra1 = &zero, 1303 .extra2 = &two, 1304 }, 1305 #endif 1306 { 1307 .procname = "oom_kill_allocating_task", 1308 .data = &sysctl_oom_kill_allocating_task, 1309 .maxlen = sizeof(sysctl_oom_kill_allocating_task), 1310 .mode = 0644, 1311 .proc_handler = proc_dointvec, 1312 }, 1313 { 1314 .procname = "oom_dump_tasks", 1315 .data = &sysctl_oom_dump_tasks, 1316 .maxlen = sizeof(sysctl_oom_dump_tasks), 1317 .mode = 0644, 1318 .proc_handler = proc_dointvec, 1319 }, 1320 { 1321 .procname = "overcommit_ratio", 1322 .data = &sysctl_overcommit_ratio, 1323 .maxlen = sizeof(sysctl_overcommit_ratio), 1324 .mode = 0644, 1325 .proc_handler = overcommit_ratio_handler, 1326 }, 1327 { 1328 .procname = "overcommit_kbytes", 1329 .data = &sysctl_overcommit_kbytes, 1330 .maxlen = sizeof(sysctl_overcommit_kbytes), 1331 .mode = 0644, 1332 .proc_handler = overcommit_kbytes_handler, 1333 }, 1334 { 1335 .procname = "page-cluster", 1336 .data = &page_cluster, 1337 .maxlen = sizeof(int), 1338 .mode = 0644, 1339 .proc_handler = proc_dointvec_minmax, 1340 .extra1 = &zero, 1341 }, 1342 { 1343 .procname = "dirty_background_ratio", 1344 .data = &dirty_background_ratio, 1345 .maxlen = sizeof(dirty_background_ratio), 1346 .mode = 0644, 1347 .proc_handler = dirty_background_ratio_handler, 1348 .extra1 = &zero, 1349 .extra2 = &one_hundred, 1350 }, 1351 { 1352 .procname = "dirty_background_bytes", 1353 .data = &dirty_background_bytes, 1354 .maxlen = sizeof(dirty_background_bytes), 1355 .mode = 0644, 1356 .proc_handler = dirty_background_bytes_handler, 1357 .extra1 = &one_ul, 1358 }, 1359 { 1360 .procname = "dirty_ratio", 1361 .data = &vm_dirty_ratio, 1362 .maxlen = sizeof(vm_dirty_ratio), 1363 .mode = 0644, 1364 .proc_handler = dirty_ratio_handler, 1365 .extra1 = &zero, 1366 .extra2 = &one_hundred, 1367 }, 1368 { 1369 .procname = "dirty_bytes", 1370 .data = &vm_dirty_bytes, 1371 .maxlen = sizeof(vm_dirty_bytes), 1372 .mode = 0644, 1373 .proc_handler = dirty_bytes_handler, 1374 .extra1 = &dirty_bytes_min, 1375 }, 1376 { 1377 .procname = "dirty_writeback_centisecs", 1378 .data = &dirty_writeback_interval, 1379 .maxlen = sizeof(dirty_writeback_interval), 1380 .mode = 0644, 1381 .proc_handler = dirty_writeback_centisecs_handler, 1382 }, 1383 { 1384 .procname = "dirty_expire_centisecs", 1385 .data = &dirty_expire_interval, 1386 .maxlen = sizeof(dirty_expire_interval), 1387 .mode = 0644, 1388 .proc_handler = proc_dointvec_minmax, 1389 .extra1 = &zero, 1390 }, 1391 { 1392 .procname = "dirtytime_expire_seconds", 1393 .data = &dirtytime_expire_interval, 1394 .maxlen = sizeof(dirtytime_expire_interval), 1395 .mode = 0644, 1396 .proc_handler = dirtytime_interval_handler, 1397 .extra1 = &zero, 1398 }, 1399 { 1400 .procname = "swappiness", 1401 .data = &vm_swappiness, 1402 .maxlen = sizeof(vm_swappiness), 1403 .mode = 0644, 1404 .proc_handler = proc_dointvec_minmax, 1405 .extra1 = &zero, 1406 .extra2 = &one_hundred, 1407 }, 1408 #ifdef CONFIG_SHRINK_PAGECACHE 1409 { 1410 .procname = "cache_reclaim_s", 1411 .data = &vm_cache_reclaim_s, 1412 .maxlen = sizeof(vm_cache_reclaim_s), 1413 .mode = 0644, 1414 .proc_handler = cache_reclaim_sysctl_handler, 1415 .extra1 = &vm_cache_reclaim_s_min, 1416 .extra2 = &vm_cache_reclaim_s_max, 1417 }, 1418 { 1419 .procname = "cache_reclaim_weight", 1420 .data = &vm_cache_reclaim_weight, 1421 .maxlen = sizeof(vm_cache_reclaim_weight), 1422 .mode = 0644, 1423 .proc_handler = proc_dointvec_minmax, 1424 .extra1 = &vm_cache_reclaim_weight_min, 1425 .extra2 = &vm_cache_reclaim_weight_max, 1426 }, 1427 { 1428 .procname = "cache_reclaim_enable", 1429 .data = &vm_cache_reclaim_enable, 1430 .maxlen = sizeof(vm_cache_reclaim_enable), 1431 .mode = 0644, 1432 .proc_handler = cache_reclaim_enable_handler, 1433 .extra1 = &zero, 1434 .extra2 = &one, 1435 }, 1436 #endif 1437 #ifdef CONFIG_HUGETLB_PAGE 1438 { 1439 .procname = "nr_hugepages", 1440 .data = NULL, 1441 .maxlen = sizeof(unsigned long), 1442 .mode = 0644, 1443 .proc_handler = hugetlb_sysctl_handler, 1444 }, 1445 #ifdef CONFIG_NUMA 1446 { 1447 .procname = "nr_hugepages_mempolicy", 1448 .data = NULL, 1449 .maxlen = sizeof(unsigned long), 1450 .mode = 0644, 1451 .proc_handler = &hugetlb_mempolicy_sysctl_handler, 1452 }, 1453 { 1454 .procname = "numa_stat", 1455 .data = &sysctl_vm_numa_stat, 1456 .maxlen = sizeof(int), 1457 .mode = 0644, 1458 .proc_handler = sysctl_vm_numa_stat_handler, 1459 .extra1 = &zero, 1460 .extra2 = &one, 1461 }, 1462 #endif 1463 { 1464 .procname = "hugetlb_shm_group", 1465 .data = &sysctl_hugetlb_shm_group, 1466 .maxlen = sizeof(gid_t), 1467 .mode = 0644, 1468 .proc_handler = proc_dointvec, 1469 }, 1470 { 1471 .procname = "nr_overcommit_hugepages", 1472 .data = NULL, 1473 .maxlen = sizeof(unsigned long), 1474 .mode = 0644, 1475 .proc_handler = hugetlb_overcommit_handler, 1476 }, 1477 #endif 1478 #ifdef CONFIG_MEMCG_QOS 1479 { 1480 .procname = "memcg_qos_enable", 1481 .data = &sysctl_memcg_qos_stat, 1482 .maxlen = sizeof(int), 1483 .mode = 0644, 1484 .proc_handler = sysctl_memcg_qos_handler, 1485 .extra1 = &zero, 1486 .extra2 = &one, 1487 }, 1488 #endif 1489 { 1490 .procname = "lowmem_reserve_ratio", 1491 .data = &sysctl_lowmem_reserve_ratio, 1492 .maxlen = sizeof(sysctl_lowmem_reserve_ratio), 1493 .mode = 0644, 1494 .proc_handler = lowmem_reserve_ratio_sysctl_handler, 1495 }, 1496 { 1497 .procname = "drop_caches", 1498 .data = &sysctl_drop_caches, 1499 .maxlen = sizeof(int), 1500 .mode = 0200, 1501 .proc_handler = drop_caches_sysctl_handler, 1502 .extra1 = &one, 1503 .extra2 = &four, 1504 }, 1505 { 1506 .procname = "drop_caches_loop_limit", 1507 .data = &drop_caches_loop_limit, 1508 .maxlen = sizeof(unsigned int), 1509 .mode = 0644, 1510 .proc_handler = proc_douintvec, 1511 }, 1512 1513 #ifdef CONFIG_COMPACTION 1514 { 1515 .procname = "compact_memory", 1516 .data = &sysctl_compact_memory, 1517 .maxlen = sizeof(int), 1518 .mode = 0200, 1519 .proc_handler = sysctl_compaction_handler, 1520 }, 1521 { 1522 .procname = "extfrag_threshold", 1523 .data = &sysctl_extfrag_threshold, 1524 .maxlen = sizeof(int), 1525 .mode = 0644, 1526 .proc_handler = sysctl_extfrag_handler, 1527 .extra1 = &min_extfrag_threshold, 1528 .extra2 = &max_extfrag_threshold, 1529 }, 1530 { 1531 .procname = "compact_unevictable_allowed", 1532 .data = &sysctl_compact_unevictable_allowed, 1533 .maxlen = sizeof(int), 1534 .mode = 0644, 1535 .proc_handler = proc_dointvec, 1536 .extra1 = &zero, 1537 .extra2 = &one, 1538 }, 1539 1540 #endif /* CONFIG_COMPACTION */ 1541 { 1542 .procname = "min_free_kbytes", 1543 .data = &min_free_kbytes, 1544 .maxlen = sizeof(min_free_kbytes), 1545 .mode = 0644, 1546 .proc_handler = min_free_kbytes_sysctl_handler, 1547 .extra1 = &zero, 1548 }, 1549 { 1550 .procname = "watermark_scale_factor", 1551 .data = &watermark_scale_factor, 1552 .maxlen = sizeof(watermark_scale_factor), 1553 .mode = 0644, 1554 .proc_handler = watermark_scale_factor_sysctl_handler, 1555 .extra1 = &one, 1556 .extra2 = &one_thousand, 1557 }, 1558 { 1559 .procname = "percpu_pagelist_fraction", 1560 .data = &percpu_pagelist_fraction, 1561 .maxlen = sizeof(percpu_pagelist_fraction), 1562 .mode = 0644, 1563 .proc_handler = percpu_pagelist_fraction_sysctl_handler, 1564 .extra1 = &zero, 1565 }, 1566 #ifdef CONFIG_MMU 1567 { 1568 .procname = "max_map_count", 1569 .data = &sysctl_max_map_count, 1570 .maxlen = sizeof(sysctl_max_map_count), 1571 .mode = 0644, 1572 .proc_handler = proc_dointvec_minmax, 1573 .extra1 = &zero, 1574 }, 1575 #else 1576 { 1577 .procname = "nr_trim_pages", 1578 .data = &sysctl_nr_trim_pages, 1579 .maxlen = sizeof(sysctl_nr_trim_pages), 1580 .mode = 0644, 1581 .proc_handler = proc_dointvec_minmax, 1582 .extra1 = &zero, 1583 }, 1584 #endif 1585 { 1586 .procname = "laptop_mode", 1587 .data = &laptop_mode, 1588 .maxlen = sizeof(laptop_mode), 1589 .mode = 0644, 1590 .proc_handler = proc_dointvec_jiffies, 1591 }, 1592 { 1593 .procname = "block_dump", 1594 .data = &block_dump, 1595 .maxlen = sizeof(block_dump), 1596 .mode = 0644, 1597 .proc_handler = proc_dointvec, 1598 .extra1 = &zero, 1599 }, 1600 { 1601 .procname = "vfs_cache_pressure", 1602 .data = &sysctl_vfs_cache_pressure, 1603 .maxlen = sizeof(sysctl_vfs_cache_pressure), 1604 .mode = 0644, 1605 .proc_handler = proc_dointvec, 1606 .extra1 = &zero, 1607 }, 1608 #ifdef HAVE_ARCH_PICK_MMAP_LAYOUT 1609 { 1610 .procname = "legacy_va_layout", 1611 .data = &sysctl_legacy_va_layout, 1612 .maxlen = sizeof(sysctl_legacy_va_layout), 1613 .mode = 0644, 1614 .proc_handler = proc_dointvec, 1615 .extra1 = &zero, 1616 }, 1617 #endif 1618 #ifdef CONFIG_NUMA 1619 { 1620 .procname = "zone_reclaim_mode", 1621 .data = &node_reclaim_mode, 1622 .maxlen = sizeof(node_reclaim_mode), 1623 .mode = 0644, 1624 .proc_handler = proc_dointvec, 1625 .extra1 = &zero, 1626 }, 1627 { 1628 .procname = "min_unmapped_ratio", 1629 .data = &sysctl_min_unmapped_ratio, 1630 .maxlen = sizeof(sysctl_min_unmapped_ratio), 1631 .mode = 0644, 1632 .proc_handler = sysctl_min_unmapped_ratio_sysctl_handler, 1633 .extra1 = &zero, 1634 .extra2 = &one_hundred, 1635 }, 1636 { 1637 .procname = "min_slab_ratio", 1638 .data = &sysctl_min_slab_ratio, 1639 .maxlen = sizeof(sysctl_min_slab_ratio), 1640 .mode = 0644, 1641 .proc_handler = sysctl_min_slab_ratio_sysctl_handler, 1642 .extra1 = &zero, 1643 .extra2 = &one_hundred, 1644 }, 1645 #endif 1646 #ifdef CONFIG_SMP 1647 { 1648 .procname = "stat_interval", 1649 .data = &sysctl_stat_interval, 1650 .maxlen = sizeof(sysctl_stat_interval), 1651 .mode = 0644, 1652 .proc_handler = proc_dointvec_jiffies, 1653 }, 1654 { 1655 .procname = "stat_refresh", 1656 .data = NULL, 1657 .maxlen = 0, 1658 .mode = 0600, 1659 .proc_handler = vmstat_refresh, 1660 }, 1661 #endif 1662 #ifdef CONFIG_MMU 1663 { 1664 .procname = "mmap_min_addr", 1665 .data = &dac_mmap_min_addr, 1666 .maxlen = sizeof(unsigned long), 1667 .mode = 0644, 1668 .proc_handler = mmap_min_addr_handler, 1669 }, 1670 #endif 1671 #ifdef CONFIG_NUMA 1672 { 1673 .procname = "numa_zonelist_order", 1674 .data = &numa_zonelist_order, 1675 .maxlen = NUMA_ZONELIST_ORDER_LEN, 1676 .mode = 0644, 1677 .proc_handler = numa_zonelist_order_handler, 1678 }, 1679 #endif 1680 #if (defined(CONFIG_X86_32) && !defined(CONFIG_UML))|| \ 1681 (defined(CONFIG_SUPERH) && defined(CONFIG_VSYSCALL)) 1682 { 1683 .procname = "vdso_enabled", 1684 #ifdef CONFIG_X86_32 1685 .data = &vdso32_enabled, 1686 .maxlen = sizeof(vdso32_enabled), 1687 #else 1688 .data = &vdso_enabled, 1689 .maxlen = sizeof(vdso_enabled), 1690 #endif 1691 .mode = 0644, 1692 .proc_handler = proc_dointvec, 1693 .extra1 = &zero, 1694 }, 1695 #endif 1696 #ifdef CONFIG_HIGHMEM 1697 { 1698 .procname = "highmem_is_dirtyable", 1699 .data = &vm_highmem_is_dirtyable, 1700 .maxlen = sizeof(vm_highmem_is_dirtyable), 1701 .mode = 0644, 1702 .proc_handler = proc_dointvec_minmax, 1703 .extra1 = &zero, 1704 .extra2 = &one, 1705 }, 1706 #endif 1707 #ifdef CONFIG_MEMORY_FAILURE 1708 { 1709 .procname = "memory_failure_early_kill", 1710 .data = &sysctl_memory_failure_early_kill, 1711 .maxlen = sizeof(sysctl_memory_failure_early_kill), 1712 .mode = 0644, 1713 .proc_handler = proc_dointvec_minmax, 1714 .extra1 = &zero, 1715 .extra2 = &one, 1716 }, 1717 { 1718 .procname = "memory_failure_recovery", 1719 .data = &sysctl_memory_failure_recovery, 1720 .maxlen = sizeof(sysctl_memory_failure_recovery), 1721 .mode = 0644, 1722 .proc_handler = proc_dointvec_minmax, 1723 .extra1 = &zero, 1724 .extra2 = &one, 1725 }, 1726 #endif 1727 { 1728 .procname = "user_reserve_kbytes", 1729 .data = &sysctl_user_reserve_kbytes, 1730 .maxlen = sizeof(sysctl_user_reserve_kbytes), 1731 .mode = 0644, 1732 .proc_handler = proc_doulongvec_minmax, 1733 }, 1734 { 1735 .procname = "admin_reserve_kbytes", 1736 .data = &sysctl_admin_reserve_kbytes, 1737 .maxlen = sizeof(sysctl_admin_reserve_kbytes), 1738 .mode = 0644, 1739 .proc_handler = proc_doulongvec_minmax, 1740 }, 1741 #ifdef CONFIG_HAVE_ARCH_MMAP_RND_BITS 1742 { 1743 .procname = "mmap_rnd_bits", 1744 .data = &mmap_rnd_bits, 1745 .maxlen = sizeof(mmap_rnd_bits), 1746 .mode = 0600, 1747 .proc_handler = proc_dointvec_minmax, 1748 .extra1 = (void *)&mmap_rnd_bits_min, 1749 .extra2 = (void *)&mmap_rnd_bits_max, 1750 }, 1751 #endif 1752 #ifdef CONFIG_HAVE_ARCH_MMAP_RND_COMPAT_BITS 1753 { 1754 .procname = "mmap_rnd_compat_bits", 1755 .data = &mmap_rnd_compat_bits, 1756 .maxlen = sizeof(mmap_rnd_compat_bits), 1757 .mode = 0600, 1758 .proc_handler = proc_dointvec_minmax, 1759 .extra1 = (void *)&mmap_rnd_compat_bits_min, 1760 .extra2 = (void *)&mmap_rnd_compat_bits_max, 1761 }, 1762 #endif 1763 #ifdef CONFIG_ASCEND_SHARE_POOL 1764 { 1765 .procname = "sharepool_ac_mode", 1766 .data = &sysctl_ac_mode, 1767 .maxlen = sizeof(sysctl_ac_mode), 1768 .mode = 0600, 1769 .proc_handler = proc_dointvec_minmax, 1770 .extra1 = &zero, 1771 .extra2 = &one, 1772 }, 1773 { 1774 .procname = "sharepool_debug_mode", 1775 .data = &sysctl_sp_debug_mode, 1776 .maxlen = sizeof(sysctl_sp_debug_mode), 1777 .mode = 0600, 1778 .proc_handler = proc_dointvec_minmax, 1779 .extra1 = &zero, 1780 .extra2 = &one, 1781 }, 1782 { 1783 /* 0: map_unlock, 1: map_lock */ 1784 .procname = "share_pool_map_lock_enable", 1785 .data = &sysctl_share_pool_map_lock_enable, 1786 .maxlen = sizeof(int), 1787 .mode = 0644, 1788 .proc_handler = proc_dointvec_minmax, 1789 .extra1 = &zero, 1790 .extra2 = &one, 1791 }, 1792 { 1793 .procname = "sharepool_compact_enable", 1794 .data = &sysctl_sp_compact_enable, 1795 .maxlen = sizeof(sysctl_sp_compact_enable), 1796 .mode = 0600, 1797 .proc_handler = proc_dointvec_minmax, 1798 .extra1 = &zero, 1799 .extra2 = &one, 1800 }, 1801 { 1802 .procname = "sharepool_compact_interval", 1803 .data = &sysctl_sp_compact_interval, 1804 .maxlen = sizeof(sysctl_sp_compact_interval), 1805 .mode = 0600, 1806 .proc_handler = proc_doulongvec_minmax, 1807 .extra1 = &zero_ul, 1808 .extra2 = &sysctl_sp_compact_interval_max, 1809 }, 1810 { 1811 .procname = "sharepool_perf_alloc", 1812 .data = &sysctl_sp_perf_alloc, 1813 .maxlen = sizeof(sysctl_sp_perf_alloc), 1814 .mode = 0600, 1815 .proc_handler = proc_dointvec_minmax, 1816 .extra1 = &zero, > 1817 .extra2 = &ten_thousand, 1818 }, 1819 #endif 1820 { } 1821 }; 1822 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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