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[openeuler:OLK-6.6 2007/2007] ld: kernel/kexec.c:105: undefined reference to `arch_kexec_unprotect_crashkres'
by kernel test robot 09 Mar '25

09 Mar '25

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 944ce05f6b83ba40c4382c6b90b7b94f529118d3 commit: 47ff774cbb440dfc3cf5d5bc7cf82b41d4d99966 [2007/2007] x86, crash: wrap crash dumping code into crash related ifdefs config: x86_64-randconfig-123-20250309 (https://download.01.org/0day-ci/archive/20250309/202503091725.g6h6oRC3-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/20250309/202503091725.g6h6oRC3-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/202503091725.g6h6oRC3-lkp@intel.com/ All errors (new ones prefixed by >>): ld: vmlinux.o: in function `__crash_kexec': kernel/kexec_core.c:1066: undefined reference to `machine_crash_shutdown' ld: vmlinux.o: in function `do_kexec_load': >> kernel/kexec.c:166: undefined reference to `arch_kexec_protect_crashkres' >> ld: kernel/kexec.c:105: undefined reference to `arch_kexec_unprotect_crashkres' ld: vmlinux.o: in function `__do_sys_kexec_file_load': kernel/kexec_file.c:350: undefined reference to `arch_kexec_unprotect_crashkres' ld: kernel/kexec_file.c:415: undefined reference to `arch_kexec_protect_crashkres' -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 1473/1473] mm/khugepaged.c:974:21: sparse: sparse: invalid assignment: |=
by kernel test robot 09 Mar '25

09 Mar '25

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 1584a68cf2ef23ac87ba506e8ab8ca7e261813c1 commit: ff0fb9e816fac221fa24a1810dd895745406070b [1473/1473] mm: thp: Add memory reliable support for hugepaged collapse config: arm64-randconfig-r113-20250309 (https://download.01.org/0day-ci/archive/20250309/202503091715.gswAJqxr-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce: (https://download.01.org/0day-ci/archive/20250309/202503091715.gswAJqxr-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/202503091715.gswAJqxr-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> mm/khugepaged.c:974:21: sparse: sparse: invalid assignment: |= mm/khugepaged.c:974:21: sparse: left side has type restricted gfp_t mm/khugepaged.c:974:21: sparse: right side has type unsigned int mm/khugepaged.c:1352:21: sparse: sparse: invalid assignment: |= mm/khugepaged.c:1352:21: sparse: left side has type restricted gfp_t mm/khugepaged.c:1352:21: sparse: right side has type unsigned int mm/khugepaged.c:1378:9: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void **slot @@ got void [noderef] __rcu ** @@ mm/khugepaged.c:1378:9: sparse: expected void **slot mm/khugepaged.c:1378:9: sparse: got void [noderef] __rcu ** mm/khugepaged.c:1378:9: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void **slot @@ got void [noderef] __rcu ** @@ mm/khugepaged.c:1378:9: sparse: expected void **slot mm/khugepaged.c:1378:9: sparse: got void [noderef] __rcu ** mm/khugepaged.c:1409:56: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] __rcu **slot @@ got void **slot @@ mm/khugepaged.c:1409:56: sparse: expected void [noderef] __rcu **slot mm/khugepaged.c:1409:56: sparse: got void **slot mm/khugepaged.c:1458:22: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void **slot @@ got void [noderef] __rcu ** @@ mm/khugepaged.c:1458:22: sparse: expected void **slot mm/khugepaged.c:1458:22: sparse: got void [noderef] __rcu ** mm/khugepaged.c:1459:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] __rcu **slot @@ got void **slot @@ mm/khugepaged.c:1459:17: sparse: expected void [noderef] __rcu **slot mm/khugepaged.c:1459:17: sparse: got void **slot mm/khugepaged.c:1483:60: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __rcu **slot @@ got void **slot @@ mm/khugepaged.c:1483:60: sparse: expected void [noderef] __rcu **slot mm/khugepaged.c:1483:60: sparse: got void **slot mm/khugepaged.c:1486:47: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] __rcu **slot @@ got void **slot @@ mm/khugepaged.c:1486:47: sparse: expected void [noderef] __rcu **slot mm/khugepaged.c:1486:47: sparse: got void **slot mm/khugepaged.c:1486:22: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void **slot @@ got void [noderef] __rcu ** @@ mm/khugepaged.c:1486:22: sparse: expected void **slot mm/khugepaged.c:1486:22: sparse: got void [noderef] __rcu ** mm/khugepaged.c:1378:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] __rcu **slot @@ got void **slot @@ mm/khugepaged.c:1378:9: sparse: expected void [noderef] __rcu **slot mm/khugepaged.c:1378:9: sparse: got void **slot mm/khugepaged.c:1378:9: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void **slot @@ got void [noderef] __rcu ** @@ mm/khugepaged.c:1378:9: sparse: expected void **slot mm/khugepaged.c:1378:9: sparse: got void [noderef] __rcu ** mm/khugepaged.c:1578:17: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void **slot @@ got void [noderef] __rcu ** @@ mm/khugepaged.c:1578:17: sparse: expected void **slot mm/khugepaged.c:1578:17: sparse: got void [noderef] __rcu ** mm/khugepaged.c:1578:17: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void **slot @@ got void [noderef] __rcu ** @@ mm/khugepaged.c:1578:17: sparse: expected void **slot mm/khugepaged.c:1578:17: sparse: got void [noderef] __rcu ** mm/khugepaged.c:1597:68: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __rcu **slot @@ got void **slot @@ mm/khugepaged.c:1597:68: sparse: expected void [noderef] __rcu **slot mm/khugepaged.c:1597:68: sparse: got void **slot mm/khugepaged.c:1598:55: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] __rcu **slot @@ got void **slot @@ mm/khugepaged.c:1598:55: sparse: expected void [noderef] __rcu **slot mm/khugepaged.c:1598:55: sparse: got void **slot mm/khugepaged.c:1598:30: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void **slot @@ got void [noderef] __rcu ** @@ mm/khugepaged.c:1598:30: sparse: expected void **slot mm/khugepaged.c:1598:30: sparse: got void [noderef] __rcu ** mm/khugepaged.c:1578:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] __rcu **slot @@ got void **slot @@ mm/khugepaged.c:1578:17: sparse: expected void [noderef] __rcu **slot mm/khugepaged.c:1578:17: sparse: got void **slot mm/khugepaged.c:1578:17: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void **slot @@ got void [noderef] __rcu ** @@ mm/khugepaged.c:1578:17: sparse: expected void **slot mm/khugepaged.c:1578:17: sparse: got void [noderef] __rcu ** mm/khugepaged.c:1633:9: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void **slot @@ got void [noderef] __rcu ** @@ mm/khugepaged.c:1633:9: sparse: expected void **slot mm/khugepaged.c:1633:9: sparse: got void [noderef] __rcu ** mm/khugepaged.c:1633:9: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void **slot @@ got void [noderef] __rcu ** @@ mm/khugepaged.c:1633:9: sparse: expected void **slot mm/khugepaged.c:1633:9: sparse: got void [noderef] __rcu ** mm/khugepaged.c:1637:46: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] __rcu **slot @@ got void **slot @@ mm/khugepaged.c:1637:46: sparse: expected void [noderef] __rcu **slot mm/khugepaged.c:1637:46: sparse: got void **slot mm/khugepaged.c:1639:30: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void **slot @@ got void [noderef] __rcu ** @@ mm/khugepaged.c:1639:30: sparse: expected void **slot mm/khugepaged.c:1639:30: sparse: got void [noderef] __rcu ** mm/khugepaged.c:1682:55: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] __rcu **slot @@ got void **slot @@ mm/khugepaged.c:1682:55: sparse: expected void [noderef] __rcu **slot mm/khugepaged.c:1682:55: sparse: got void **slot mm/khugepaged.c:1682:30: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void **slot @@ got void [noderef] __rcu ** @@ mm/khugepaged.c:1682:30: sparse: expected void **slot mm/khugepaged.c:1682:30: sparse: got void [noderef] __rcu ** mm/khugepaged.c:1633:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] __rcu **slot @@ got void **slot @@ mm/khugepaged.c:1633:9: sparse: expected void [noderef] __rcu **slot mm/khugepaged.c:1633:9: sparse: got void **slot mm/khugepaged.c:1633:9: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void **slot @@ got void [noderef] __rcu ** @@ mm/khugepaged.c:1633:9: sparse: expected void **slot mm/khugepaged.c:1633:9: sparse: got void [noderef] __rcu ** mm/khugepaged.c: note: in included file (through include/linux/mm.h): include/linux/gfp.h:457:34: sparse: sparse: restricted gfp_t degrades to integer In file included from arch/arm64/include/asm/atomic.h:36, 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 include/linux/bug.h:5, from include/linux/mmdebug.h:5, from include/linux/mm.h:10, from mm/khugepaged.c:4: 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, vim +974 mm/khugepaged.c 949 950 static void collapse_huge_page(struct mm_struct *mm, 951 unsigned long address, 952 struct page **hpage, 953 int node, int referenced, int unmapped, 954 bool reliable) 955 { 956 pmd_t *pmd, _pmd; 957 pte_t *pte; 958 pgtable_t pgtable; 959 struct page *new_page; 960 spinlock_t *pmd_ptl, *pte_ptl; 961 int isolated = 0, result = 0; 962 struct mem_cgroup *memcg; 963 struct vm_area_struct *vma; 964 unsigned long mmun_start; /* For mmu_notifiers */ 965 unsigned long mmun_end; /* For mmu_notifiers */ 966 gfp_t gfp; 967 968 VM_BUG_ON(address & ~HPAGE_PMD_MASK); 969 970 /* Only allocate from the target node */ 971 gfp = alloc_hugepage_khugepaged_gfpmask() | __GFP_THISNODE; 972 973 if (reliable) > 974 gfp |= ___GFP_RELIABILITY; 975 976 /* 977 * Before allocating the hugepage, release the mmap_sem read lock. 978 * The allocation can take potentially a long time if it involves 979 * sync compaction, and we do not need to hold the mmap_sem during 980 * that. We will recheck the vma after taking it again in write mode. 981 */ 982 up_read(&mm->mmap_sem); 983 new_page = khugepaged_alloc_page(hpage, gfp, node); 984 if (!new_page) { 985 result = SCAN_ALLOC_HUGE_PAGE_FAIL; 986 goto out_nolock; 987 } 988 989 if (unlikely(mem_cgroup_try_charge(new_page, mm, gfp, &memcg, true))) { 990 result = SCAN_CGROUP_CHARGE_FAIL; 991 goto out_nolock; 992 } 993 994 down_read(&mm->mmap_sem); 995 result = hugepage_vma_revalidate(mm, address, &vma); 996 if (result) { 997 mem_cgroup_cancel_charge(new_page, memcg, true); 998 up_read(&mm->mmap_sem); 999 goto out_nolock; 1000 } 1001 1002 pmd = mm_find_pmd(mm, address); 1003 if (!pmd) { 1004 result = SCAN_PMD_NULL; 1005 mem_cgroup_cancel_charge(new_page, memcg, true); 1006 up_read(&mm->mmap_sem); 1007 goto out_nolock; 1008 } 1009 1010 /* 1011 * __collapse_huge_page_swapin always returns with mmap_sem locked. 1012 * If it fails, we release mmap_sem and jump out_nolock. 1013 * Continuing to collapse causes inconsistency. 1014 */ 1015 if (unmapped && !__collapse_huge_page_swapin(mm, vma, address, 1016 pmd, referenced)) { 1017 mem_cgroup_cancel_charge(new_page, memcg, true); 1018 up_read(&mm->mmap_sem); 1019 goto out_nolock; 1020 } 1021 1022 up_read(&mm->mmap_sem); 1023 /* 1024 * Prevent all access to pagetables with the exception of 1025 * gup_fast later handled by the ptep_clear_flush and the VM 1026 * handled by the anon_vma lock + PG_lock. 1027 */ 1028 down_write(&mm->mmap_sem); 1029 result = hugepage_vma_revalidate(mm, address, &vma); 1030 if (result) 1031 goto out; 1032 /* check if the pmd is still valid */ 1033 if (mm_find_pmd(mm, address) != pmd) 1034 goto out; 1035 1036 anon_vma_lock_write(vma->anon_vma); 1037 1038 pte = pte_offset_map(pmd, address); 1039 pte_ptl = pte_lockptr(mm, pmd); 1040 1041 mmun_start = address; 1042 mmun_end = address + HPAGE_PMD_SIZE; 1043 mmu_notifier_invalidate_range_start(mm, mmun_start, mmun_end); 1044 pmd_ptl = pmd_lock(mm, pmd); /* probably unnecessary */ 1045 /* 1046 * After this gup_fast can't run anymore. This also removes 1047 * any huge TLB entry from the CPU so we won't allow 1048 * huge and small TLB entries for the same virtual address 1049 * to avoid the risk of CPU bugs in that area. 1050 */ 1051 _pmd = pmdp_collapse_flush(vma, address, pmd); 1052 spin_unlock(pmd_ptl); 1053 mmu_notifier_invalidate_range_end(mm, mmun_start, mmun_end); 1054 1055 spin_lock(pte_ptl); 1056 isolated = __collapse_huge_page_isolate(vma, address, pte); 1057 spin_unlock(pte_ptl); 1058 1059 if (unlikely(!isolated)) { 1060 pte_unmap(pte); 1061 spin_lock(pmd_ptl); 1062 BUG_ON(!pmd_none(*pmd)); 1063 /* 1064 * We can only use set_pmd_at when establishing 1065 * hugepmds and never for establishing regular pmds that 1066 * points to regular pagetables. Use pmd_populate for that 1067 */ 1068 pmd_populate(mm, pmd, pmd_pgtable(_pmd)); 1069 spin_unlock(pmd_ptl); 1070 anon_vma_unlock_write(vma->anon_vma); 1071 result = SCAN_FAIL; 1072 goto out; 1073 } 1074 1075 /* 1076 * All pages are isolated and locked so anon_vma rmap 1077 * can't run anymore. 1078 */ 1079 anon_vma_unlock_write(vma->anon_vma); 1080 1081 __collapse_huge_page_copy(pte, new_page, vma, address, pte_ptl); 1082 pte_unmap(pte); 1083 __SetPageUptodate(new_page); 1084 pgtable = pmd_pgtable(_pmd); 1085 1086 _pmd = mk_huge_pmd(new_page, vma->vm_page_prot); 1087 _pmd = maybe_pmd_mkwrite(pmd_mkdirty(_pmd), vma); 1088 1089 /* 1090 * spin_lock() below is not the equivalent of smp_wmb(), so 1091 * this is needed to avoid the copy_huge_page writes to become 1092 * visible after the set_pmd_at() write. 1093 */ 1094 smp_wmb(); 1095 1096 spin_lock(pmd_ptl); 1097 BUG_ON(!pmd_none(*pmd)); 1098 page_add_new_anon_rmap(new_page, vma, address, true); 1099 mem_cgroup_commit_charge(new_page, memcg, false, true); 1100 count_memcg_events(memcg, THP_COLLAPSE_ALLOC, 1); 1101 lru_cache_add_active_or_unevictable(new_page, vma); 1102 pgtable_trans_huge_deposit(mm, pmd, pgtable); 1103 set_pmd_at(mm, address, pmd, _pmd); 1104 update_mmu_cache_pmd(vma, address, pmd); 1105 spin_unlock(pmd_ptl); 1106 1107 *hpage = NULL; 1108 1109 khugepaged_pages_collapsed++; 1110 result = SCAN_SUCCEED; 1111 out_up_write: 1112 up_write(&mm->mmap_sem); 1113 out_nolock: 1114 trace_mm_collapse_huge_page(mm, isolated, result); 1115 return; 1116 out: 1117 mem_cgroup_cancel_charge(new_page, memcg, true); 1118 goto out_up_write; 1119 } 1120 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS] BUILD REGRESSION 1584a68cf2ef23ac87ba506e8ab8ca7e261813c1
by kernel test robot 09 Mar '25

09 Mar '25

tree/branch: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS branch HEAD: 1584a68cf2ef23ac87ba506e8ab8ca7e261813c1 !15411 v2 Ignore SB_RDONLY when mounting and remounting nfs Error/Warning (recently discovered and may have been fixed): https://lore.kernel.org/oe-kbuild-all/202503090527.cCPBJlcO-lkp@intel.com drivers/gpu/drm/nouveau/.tmp_nouveau_abi16.o: warning: objtool: missing symbol for section .text drivers/infiniband/core/.tmp_uverbs_uapi.o: warning: objtool: missing symbol for section .text drivers/infiniband/hw/hfi1/.tmp_exp_rcv.o: warning: objtool: missing symbol for section .text drivers/infiniband/hw/mlx5/.tmp_mad.o: warning: objtool: missing symbol for section .text drivers/net/bonding/.tmp_bond_main.o: warning: objtool: missing symbol for section .exit.text drivers/net/ethernet/broadcom/bnx2x/.tmp_bnx2x_vfpf.o: warning: objtool: missing symbol for section .text drivers/net/ethernet/cavium/liquidio/.tmp_octeon_mailbox.o: warning: objtool: missing symbol for section .text drivers/pinctrl/mediatek/mtk-eint.h:102:5: warning: no previous prototype for 'mtk_eint_find_irq' [-Wmissing-prototypes] drivers/pinctrl/mediatek/mtk-eint.h:96:5: warning: no previous prototype for 'mtk_eint_set_debounce' [-Wmissing-prototypes] fs/crypto/.tmp_hooks.o: warning: objtool: missing symbol for section .text fs/debugfs/file.o: warning: objtool: full_proxy_open()+0x55a: unreachable instruction fs/ext4/mballoc.o: warning: objtool: ext4_mb_complex_scan_group()+0x11a4: unreachable instruction kernel/hung_task.c:148:7: error: use of undeclared identifier 'sysctl_hung_task_all_cpu_backtrace' mm/vmscan.c:3257:21: error: implicit declaration of function 'kernel_swap_enabled' [-Werror,-Wimplicit-function-declaration] net/nfc/.tmp_llcp_commands.o: warning: objtool: missing symbol for section .text net/openvswitch/.tmp_vport.o: warning: objtool: missing symbol for section .text net/rose/.tmp_rose_subr.o: warning: objtool: missing symbol for section .text Error/Warning ids grouped by kconfigs: recent_errors |-- arm64-allnoconfig | |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read | |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page | `-- mm-vmalloc.c:warning:variable-start-set-but-not-used |-- arm64-defconfig | |-- mm-hugetlb.c:warning:no-previous-prototype-for-free_huge_page_to_dhugetlb_pool | |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_shmem | |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read | |-- mm-memcontrol.c:warning:array-subscript-nid-is-outside-array-bounds-of-struct-mem_cgroup_per_node | |-- mm-memcontrol.c:warning:bad-line:otherwise. | |-- mm-memcontrol.c:warning:no-previous-prototype-for-dhugetlb_pool_is_free | |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page | `-- mm-vmalloc.c:warning:variable-start-set-but-not-used |-- arm64-randconfig-001-20250308 | |-- mm-hugetlb.c:warning:no-previous-prototype-for-free_huge_page_to_dhugetlb_pool | |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read | |-- mm-memcontrol.c:warning:array-subscript-nid-is-outside-array-bounds-of-struct-mem_cgroup_per_node | |-- mm-memcontrol.c:warning:bad-line:otherwise. | |-- mm-memcontrol.c:warning:no-previous-prototype-for-dhugetlb_pool_is_free | |-- mm-memory_hotplug.c:warning:rollback_node_hotadd-defined-but-not-used | |-- mm-memory_hotplug.c:warning:unused-variable-start_pfn | |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page | `-- mm-vmalloc.c:warning:variable-start-set-but-not-used |-- arm64-randconfig-002-20250308 | |-- mm-hugetlb.c:warning:no-previous-prototype-for-free_huge_page_to_dhugetlb_pool | |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_shmem | |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read | |-- mm-memcontrol.c:warning:array-subscript-nid-is-outside-array-bounds-of-struct-mem_cgroup_per_node | |-- mm-memcontrol.c:warning:bad-line:otherwise. | |-- mm-memcontrol.c:warning:no-previous-prototype-for-dhugetlb_pool_is_free | |-- mm-memory_hotplug.c:warning:rollback_node_hotadd-defined-but-not-used | |-- mm-memory_hotplug.c:warning:unused-variable-start_pfn | |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page | `-- mm-vmalloc.c:warning:variable-start-set-but-not-used |-- arm64-randconfig-003-20250308 | |-- mm-kasan-kasan_init.c:warning:variable-p4d-set-but-not-used | |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read | |-- mm-memcontrol.c:warning:array-subscript-nid-is-outside-array-bounds-of-struct-mem_cgroup_per_node | |-- mm-memcontrol.c:warning:bad-line:otherwise. | |-- mm-memcontrol.c:warning:no-previous-prototype-for-dhugetlb_pool_is_free | |-- mm-memory_hotplug.c:warning:rollback_node_hotadd-defined-but-not-used | |-- mm-memory_hotplug.c:warning:unused-variable-start_pfn | |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page | `-- mm-vmalloc.c:warning:variable-start-set-but-not-used |-- arm64-randconfig-004-20250308 | |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read | |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page | `-- mm-vmalloc.c:warning:variable-start-set-but-not-used |-- arm64-randconfig-r113-20250309 | |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(152fecd8f70e5939-becomes-f70e5939) | |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(1f83d9abfb41bd6b-becomes-fb41bd6b) | |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(3c6ef372fe94f82b-becomes-fe94f82b) | |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(47b5481dbefa4fa4-becomes-befa4fa4) | |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(510e527fade682d1-becomes-ade682d1) | |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(5be0cd19137e2179-becomes-137e2179) | |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(629a292a367cd507-becomes-367cd507) | |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(67332667ffc00b31-becomes-ffc00b31) | |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(6a09e667f3bcc908-becomes-f3bcc908) | |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(8eb44a8768581511-becomes-) | |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(9159015a3070dd17-becomes-3070dd17) | |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(9b05688c2b3e6c1f-becomes-2b3e6c1f) | |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(a54ff53a5f1d36f1-becomes-5f1d36f1) | |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(bb67ae8584caa73b-becomes-84caa73b) | |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(cbbb9d5dc1059ed8-becomes-c1059ed8) | |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(db0c2e0d64f98fa7-becomes-64f98fa7) | |-- drivers-pinctrl-mediatek-mtk-eint.h:warning:no-previous-prototype-for-mtk_eint_find_irq | |-- drivers-pinctrl-mediatek-mtk-eint.h:warning:no-previous-prototype-for-mtk_eint_set_debounce | |-- drivers-rtc-rtc-ds1685.c:error:Cannot-parse-struct-or-union | |-- include-linux-mem_reliable.h:sparse:sparse:restricted-gfp_t-degrades-to-integer | |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_shmem | |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read | |-- mm-mem_reliable.c:sparse:sparse:invalid-assignment: | |-- mm-mem_reliable.c:sparse:sparse:symbol-reliable_debug_handler-was-not-declared.-Should-it-be-static | |-- mm-mem_reliable.c:sparse:sparse:symbol-reliable_limit_handler-was-not-declared.-Should-it-be-static | |-- mm-mem_reliable.c:sparse:sparse:symbol-reliable_pagecache_max_bytes_write-was-not-declared.-Should-it-be-static | |-- mm-mem_reliable.c:sparse:sparse:symbol-reliable_shmem_bytes_limit_handler-was-not-declared.-Should-it-be-static | |-- mm-memcontrol.c:warning:array-subscript-nid-is-outside-array-bounds-of-struct-mem_cgroup_per_node | |-- mm-memcontrol.c:warning:bad-line:otherwise. | |-- mm-memcontrol.c:warning:no-previous-prototype-for-dhugetlb_pool_is_free | |-- mm-memory_hotplug.c:warning:rollback_node_hotadd-defined-but-not-used | |-- mm-memory_hotplug.c:warning:unused-variable-start_pfn | |-- mm-page_alloc.c:sparse:sparse:incorrect-type-in-argument-(different-base-types)-expected-restricted-gfp_t-usertype-flags-got-unsigned-int | |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page | |-- mm-shmem.c:sparse:sparse:invalid-assignment: | `-- mm-vmalloc.c:warning:variable-start-set-but-not-used |-- arm64-randconfig-r132-20250309 | |-- drivers-gpu-drm-exynos-exynos_drm_fbdev.c:sparse:sparse:incorrect-type-in-argument-(different-address-spaces)-expected-void-const-addr-got-void-noderef-__iomem-kvaddr | |-- drivers-mtd-spi-nor-fsl-quadspi.c:sparse:sparse:incorrect-type-in-argument-(different-address-spaces)-expected-void-const-got-void-noderef-__iomem | |-- mm-hugetlb.c:warning:no-previous-prototype-for-free_huge_page_to_dhugetlb_pool | |-- mm-kasan-kasan_init.c:warning:variable-p4d-set-but-not-used | |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_shmem | |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read | |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page | `-- mm-vmalloc.c:warning:variable-start-set-but-not-used |-- x86_64-allnoconfig | |-- mm-hugetlb.c:linux-share_pool.h-is-included-more-than-once. | |-- mm-ioremap.o:warning:objtool:missing-symbol-for-section-.text | |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page | |-- mm-shmem.c:linux-share_pool.h-is-included-more-than-once. | |-- mm-swap.c:linux-memremap.h-is-included-more-than-once. | |-- mm-vmalloc.c:warning:variable-start-set-but-not-used | `-- mm-vmscan.c:error:implicit-declaration-of-function-kernel_swap_enabled-Werror-Wimplicit-function-declaration |-- x86_64-allyesconfig | |-- drivers-rtc-rtc-ds1685.c:error:Cannot-parse-struct-or-union | |-- mm-.tmp_ioremap.o:warning:objtool:missing-symbol-for-section-.text | |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_shmem | |-- mm-memcontrol.c:warning:bad-line:otherwise. | |-- mm-memory_hotplug.c:warning:unused-variable-start_pfn | |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page | |-- mm-page_alloc.c:warning:cast-from-int-(-)(unsigned-long-unsigned-long-struct-deferred_args-)-to-ktask_thread_func-(aka-int-(-)(void-void-void-)-)-converts-to-incompatible-function-type | `-- mm-vmalloc.c:warning:variable-start-set-but-not-used |-- x86_64-buildonly-randconfig-001-20250308 | |-- drivers-net-ethernet-hisilicon-hns3-hns3_cae-hns3_cae_init.o:warning:objtool:missing-symbol-for-section-.init.text | |-- drivers-net-ethernet-hisilicon-hns3-hns3_enet.o:warning:objtool:missing-symbol-for-section-.exit.text | |-- include-asm-generic-bug.h:warning:mcu_ctrl-may-be-used-uninitialized | |-- mm-ioremap.o:warning:objtool:missing-symbol-for-section-.text | |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_shmem | |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read | |-- mm-memcontrol.c:warning:bad-line:otherwise. | |-- mm-memcontrol.c:warning:no-previous-prototype-for-dhugetlb_pool_is_free | |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page | `-- mm-vmalloc.c:warning:variable-start-set-but-not-used |-- x86_64-buildonly-randconfig-002-20250308 | |-- crypto-.tmp_aegis128.o:warning:objtool:missing-symbol-for-section-.init.text | |-- crypto-.tmp_sm4_generic.o:warning:objtool:missing-symbol-for-section-.text | |-- crypto-.tmp_zstd.o:warning:objtool:missing-symbol-for-section-.init.text | |-- drivers-gpu-drm-nouveau-.tmp_nouveau_abi16.o:warning:objtool:missing-symbol-for-section-.text | |-- drivers-infiniband-core-.tmp_uverbs_uapi.o:warning:objtool:missing-symbol-for-section-.text | |-- drivers-infiniband-hw-hfi1-.tmp_exp_rcv.o:warning:objtool:missing-symbol-for-section-.text | |-- drivers-infiniband-hw-mlx5-.tmp_mad.o:warning:objtool:missing-symbol-for-section-.text | |-- drivers-net-bonding-.tmp_bond_main.o:warning:objtool:missing-symbol-for-section-.exit.text | |-- drivers-net-ethernet-broadcom-bnx2x-.tmp_bnx2x_vfpf.o:warning:objtool:missing-symbol-for-section-.text | |-- drivers-net-ethernet-cavium-liquidio-.tmp_octeon_mailbox.o:warning:objtool:missing-symbol-for-section-.text | |-- fs-crypto-.tmp_hooks.o:warning:objtool:missing-symbol-for-section-.text | |-- mm-.tmp_ioremap.o:warning:objtool:missing-symbol-for-section-.text | |-- mm-.tmp_vmacache.o:warning:objtool:missing-symbol-for-section-.text | |-- mm-memory_hotplug.c:warning:unused-variable-start_pfn | |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page | |-- mm-page_alloc.c:warning:cast-from-int-(-)(unsigned-long-unsigned-long-struct-deferred_args-)-to-ktask_thread_func-(aka-int-(-)(void-void-void-)-)-converts-to-incompatible-function-type | |-- mm-vmalloc.c:warning:variable-start-set-but-not-used | |-- mm-vmscan.c:error:implicit-declaration-of-function-kernel_swap_enabled-Werror-Wimplicit-function-declaration | |-- net-can-j1939-.tmp_address-claim.o:warning:objtool:missing-symbol-for-section-.text | |-- net-nfc-.tmp_llcp_commands.o:warning:objtool:missing-symbol-for-section-.text | |-- net-openvswitch-.tmp_vport.o:warning:objtool:missing-symbol-for-section-.text | `-- net-rose-.tmp_rose_subr.o:warning:objtool:missing-symbol-for-section-.text |-- x86_64-buildonly-randconfig-003-20250308 | |-- mm-hugetlb.c:warning:no-previous-prototype-for-free_huge_page_to_dhugetlb_pool | |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read | |-- mm-memory_hotplug.c:warning:rollback_node_hotadd-defined-but-not-used | |-- mm-memory_hotplug.c:warning:unused-variable-start_pfn | |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page | `-- mm-vmalloc.c:warning:variable-start-set-but-not-used |-- x86_64-buildonly-randconfig-004-20250308 | |-- drivers-rtc-rtc-ds1685.c:error:Cannot-parse-struct-or-union | |-- mm-ioremap.o:warning:objtool:missing-symbol-for-section-.text | |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_shmem | |-- mm-memcontrol.c:warning:bad-line:otherwise. | |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page | |-- mm-vmalloc.c:warning:variable-start-set-but-not-used | `-- mm-vmscan.c:error:implicit-declaration-of-function-kernel_swap_enabled-Werror-Wimplicit-function-declaration |-- x86_64-buildonly-randconfig-005-20241216 | `-- mm-vmscan.c:error:implicit-declaration-of-function-kernel_swap_enabled-Werror-Wimplicit-function-declaration |-- x86_64-buildonly-randconfig-005-20250308 | |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page | `-- mm-vmalloc.c:warning:variable-start-set-but-not-used |-- x86_64-buildonly-randconfig-006-20250308 | |-- mm-hugetlb.c:warning:no-previous-prototype-for-function-free_huge_page_to_dhugetlb_pool | |-- mm-ioremap.o:warning:objtool:missing-symbol-for-section-.text | |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_shmem | |-- mm-memcontrol.c:warning:bad-line:otherwise. | |-- mm-memory_hotplug.c:warning:unused-variable-start_pfn | |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page | |-- mm-vmalloc.c:warning:variable-start-set-but-not-used | `-- mm-vmscan.c:error:implicit-declaration-of-function-kernel_swap_enabled-Werror-Wimplicit-function-declaration |-- x86_64-defconfig | |-- mm-hugetlb.c:warning:no-previous-prototype-for-free_huge_page_to_dhugetlb_pool | |-- mm-ioremap.o:warning:objtool:missing-symbol-for-section-.text | |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read | |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page | `-- mm-vmalloc.c:warning:variable-start-set-but-not-used |-- x86_64-randconfig-101-20241223 | `-- fs-ext4-mballoc.o:warning:objtool:ext4_mb_complex_scan_group:unreachable-instruction |-- x86_64-randconfig-101-20250309 | |-- kernel-hung_task.c:error:use-of-undeclared-identifier-sysctl_hung_task_all_cpu_backtrace | |-- mm-hugetlb.c:warning:no-previous-prototype-for-function-free_huge_page_to_dhugetlb_pool | |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_shmem | |-- mm-memory_hotplug.c:warning:unused-variable-start_pfn | |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page | |-- mm-vmalloc.c:warning:variable-start-set-but-not-used | `-- mm-vmscan.c:error:implicit-declaration-of-function-kernel_swap_enabled-Werror-Wimplicit-function-declaration |-- x86_64-randconfig-102-20250309 | |-- mm-hugetlb.c:warning:no-previous-prototype-for-free_huge_page_to_dhugetlb_pool | |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read | |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page | `-- mm-vmalloc.c:warning:variable-start-set-but-not-used |-- x86_64-randconfig-103-20241218 | `-- kernel-hung_task.c:error:use-of-undeclared-identifier-sysctl_hung_task_all_cpu_backtrace |-- x86_64-randconfig-103-20250309 | |-- drivers-rtc-rtc-ds1685.c:error:Cannot-parse-struct-or-union | |-- mm-hugetlb.c:warning:no-previous-prototype-for-free_huge_page_to_dhugetlb_pool | |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read | |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page | `-- mm-vmalloc.c:warning:variable-start-set-but-not-used |-- x86_64-randconfig-104-20250309 | |-- kernel-hung_task.c:error:use-of-undeclared-identifier-sysctl_hung_task_all_cpu_backtrace | |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page | |-- mm-vmalloc.c:warning:variable-start-set-but-not-used | `-- mm-vmscan.c:error:implicit-declaration-of-function-kernel_swap_enabled-Werror-Wimplicit-function-declaration |-- x86_64-randconfig-121-20250309 | |-- drivers-rtc-rtc-ds1685.c:error:Cannot-parse-struct-or-union | |-- mm-memcontrol.c:warning:bad-line:otherwise. | |-- mm-memory_hotplug.c:warning:unused-variable-start_pfn | |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page | |-- mm-vmalloc.c:warning:variable-start-set-but-not-used | `-- mm-vmscan.c:error:implicit-declaration-of-function-kernel_swap_enabled-Werror-Wimplicit-function-declaration |-- x86_64-randconfig-122-20241226 | `-- fs-debugfs-file.o:warning:objtool:full_proxy_open:unreachable-instruction |-- x86_64-randconfig-122-20250309 | |-- drivers-rtc-rtc-ds1685.c:error:Cannot-parse-struct-or-union | |-- kernel-hung_task.c:error:use-of-undeclared-identifier-sysctl_hung_task_all_cpu_backtrace | |-- mm-memcontrol.c:warning:bad-line:otherwise. | |-- mm-memory_hotplug.c:warning:unused-variable-start_pfn | |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page | `-- mm-vmalloc.c:warning:variable-start-set-but-not-used |-- x86_64-randconfig-123-20250309 | |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_shmem | |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read | |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page | `-- mm-vmalloc.c:warning:variable-start-set-but-not-used |-- x86_64-randconfig-161-20250309 | |-- mm-hugetlb.c:warning:no-previous-prototype-for-function-free_huge_page_to_dhugetlb_pool | |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_shmem | |-- mm-memcontrol.c:warning:bad-line:otherwise. | |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page | |-- mm-page_alloc.c:warning:cast-from-int-(-)(unsigned-long-unsigned-long-struct-deferred_args-)-to-ktask_thread_func-(aka-int-(-)(void-void-void-)-)-converts-to-incompatible-function-type | |-- mm-vmalloc.c:warning:variable-start-set-but-not-used | `-- mm-vmscan.c:error:implicit-declaration-of-function-kernel_swap_enabled-Werror-Wimplicit-function-declaration `-- x86_64-randconfig-r131-20250309 |-- mm-hugetlb.c:warning:no-previous-prototype-for-free_huge_page_to_dhugetlb_pool |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read |-- mm-memory_hotplug.c:warning:rollback_node_hotadd-defined-but-not-used |-- mm-memory_hotplug.c:warning:unused-variable-start_pfn |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page `-- mm-vmalloc.c:warning:variable-start-set-but-not-used elapsed time: 1346m configs tested: 15 configs skipped: 130 tested configs: arm64 allnoconfig gcc-14.2.0 arm64 defconfig gcc-14.2.0 arm64 randconfig-001-20250308 gcc-14.2.0 arm64 randconfig-002-20250308 gcc-14.2.0 arm64 randconfig-003-20250308 gcc-14.2.0 arm64 randconfig-004-20250308 gcc-14.2.0 x86_64 allnoconfig clang-19 x86_64 allyesconfig clang-19 x86_64 buildonly-randconfig-001-20250308 gcc-12 x86_64 buildonly-randconfig-002-20250308 clang-19 x86_64 buildonly-randconfig-003-20250308 gcc-12 x86_64 buildonly-randconfig-004-20250308 clang-19 x86_64 buildonly-randconfig-005-20250308 clang-19 x86_64 buildonly-randconfig-006-20250308 clang-19 x86_64 defconfig gcc-11 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 2007/2007] kernel/sched/fair.c:174:14: sparse: sparse: symbol 'sysctl_qos_level_weights' was not declared. Should it be static?
by kernel test robot 09 Mar '25

09 Mar '25

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 944ce05f6b83ba40c4382c6b90b7b94f529118d3 commit: 0b620bf6de24090878f77ca8c639759b8f1af8e7 [2007/2007] sched/fair: Introduce multiple qos level config: x86_64-randconfig-r121-20250309 (https://download.01.org/0day-ci/archive/20250309/202503091446.DwKr9tpK-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/20250309/202503091446.DwKr9tpK-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/202503091446.DwKr9tpK-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) kernel/sched/fair.c:151:14: sparse: sparse: symbol 'sysctl_overload_detect_period' was not declared. Should it be static? kernel/sched/fair.c:152:14: sparse: sparse: symbol 'sysctl_offline_wait_interval' was not declared. Should it be static? >> kernel/sched/fair.c:174:14: sparse: sparse: symbol 'sysctl_qos_level_weights' was not declared. Should it be static? kernel/sched/fair.c:1310:34: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct sched_entity const *se @@ got struct sched_entity [noderef] __rcu * @@ kernel/sched/fair.c:1310:34: sparse: expected struct sched_entity const *se kernel/sched/fair.c:1310:34: sparse: got struct sched_entity [noderef] __rcu * kernel/sched/fair.c:3093:13: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct task_struct *tsk @@ got struct task_struct [noderef] __rcu * @@ kernel/sched/fair.c:3093:13: sparse: expected struct task_struct *tsk kernel/sched/fair.c:3093:13: sparse: got struct task_struct [noderef] __rcu * kernel/sched/fair.c:13391:9: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] sd @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:13391:9: sparse: expected struct sched_domain *[assigned] sd kernel/sched/fair.c:13391:9: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:5195:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/fair.c:5195:25: sparse: struct sparsemask [noderef] __rcu * kernel/sched/fair.c:5195:25: sparse: struct sparsemask * kernel/sched/fair.c:5212:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/fair.c:5212:25: sparse: struct sparsemask [noderef] __rcu * kernel/sched/fair.c:5212:25: sparse: struct sparsemask * kernel/sched/fair.c:13747:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/fair.c:13747:25: sparse: struct sparsemask [noderef] __rcu * kernel/sched/fair.c:13747:25: sparse: struct sparsemask * kernel/sched/fair.c:6071:22: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/fair.c:6071:22: sparse: struct task_struct [noderef] __rcu * kernel/sched/fair.c:6071:22: sparse: struct task_struct * kernel/sched/fair.c:8196:20: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] sd @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:8196:20: sparse: expected struct sched_domain *[assigned] sd kernel/sched/fair.c:8196:20: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:8511:9: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] tmp @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:8511:9: sparse: expected struct sched_domain *[assigned] tmp kernel/sched/fair.c:8511:9: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:8623:38: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct task_struct *curr @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/fair.c:8623:38: sparse: expected struct task_struct *curr kernel/sched/fair.c:8623:38: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/fair.c:8969:22: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/fair.c:8969:22: sparse: struct task_struct [noderef] __rcu * kernel/sched/fair.c:8969:22: sparse: struct task_struct * kernel/sched/fair.c:9520:38: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct task_struct *curr @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/fair.c:9520:38: sparse: expected struct task_struct *curr kernel/sched/fair.c:9520:38: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/fair.c:10591:40: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct sched_domain *child @@ got struct sched_domain [noderef] __rcu *child @@ kernel/sched/fair.c:10591:40: sparse: expected struct sched_domain *child kernel/sched/fair.c:10591:40: sparse: got struct sched_domain [noderef] __rcu *child kernel/sched/fair.c:11228:22: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/fair.c:11228:22: sparse: struct task_struct [noderef] __rcu * kernel/sched/fair.c:11228:22: sparse: struct task_struct * kernel/sched/fair.c:12669:9: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] sd @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:12669:9: sparse: expected struct sched_domain *[assigned] sd kernel/sched/fair.c:12669:9: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:12326:44: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct sched_domain *sd_parent @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:12326:44: sparse: expected struct sched_domain *sd_parent kernel/sched/fair.c:12326:44: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:12765:9: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] sd @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:12765:9: sparse: expected struct sched_domain *[assigned] sd kernel/sched/fair.c:12765:9: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:3039:9: sparse: sparse: context imbalance in 'task_numa_placement' - different lock contexts for basic block kernel/sched/fair.c: note: in included file (through include/linux/rculist.h, include/linux/pid.h, include/linux/sched.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 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 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 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 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 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 kernel/sched/fair.c:7382:28: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *sd @@ got struct sched_domain [noderef] __rcu *child @@ kernel/sched/fair.c:7382:28: sparse: expected struct sched_domain *sd kernel/sched/fair.c:7382:28: sparse: got struct sched_domain [noderef] __rcu *child kernel/sched/fair.c:7388:28: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *sd @@ got struct sched_domain [noderef] __rcu *child @@ kernel/sched/fair.c:7388:28: sparse: expected struct sched_domain *sd kernel/sched/fair.c:7388:28: sparse: got struct sched_domain [noderef] __rcu *child kernel/sched/fair.c:7395:28: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *sd @@ got struct sched_domain [noderef] __rcu *child @@ kernel/sched/fair.c:7395:28: sparse: expected struct sched_domain *sd kernel/sched/fair.c:7395:28: sparse: got struct sched_domain [noderef] __rcu *child kernel/sched/fair.c:7403:17: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] tmp @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:7403:17: sparse: expected struct sched_domain *[assigned] tmp kernel/sched/fair.c:7403:17: sparse: got struct sched_domain [noderef] __rcu *parent 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 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 kernel/sched/fair.c: note: in included file: kernel/sched/sched.h:2355:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2355:9: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2355:9: sparse: struct task_struct * kernel/sched/sched.h:2355:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2355:9: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2355:9: sparse: struct task_struct * kernel/sched/sched.h:2191:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2191:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2191:25: sparse: struct task_struct * kernel/sched/sched.h:2191:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2191:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2191:25: sparse: struct task_struct * vim +/sysctl_qos_level_weights +174 kernel/sched/fair.c 173 > 174 unsigned int sysctl_qos_level_weights[5] = { 175 QOS_LEVEL_WEIGHT_OFFLINE_EX, 176 QOS_LEVEL_WEIGHT_OFFLINE, 177 QOS_LEVEL_WEIGHT_ONLINE, 178 QOS_LEVEL_WEIGHT_HIGH, 179 QOS_LEVEL_WEIGHT_HIGH_EX, 180 }; 181 static long qos_reweight(long shares, struct task_group *tg); 182 #endif 183 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 2007/2007] kernel/sched/fair.c:143:14: sparse: sparse: symbol 'sysctl_overload_detect_period' was not declared. Should it be static?
by kernel test robot 09 Mar '25

09 Mar '25

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 944ce05f6b83ba40c4382c6b90b7b94f529118d3 commit: a3c9f2da0a35df4e41751556be4308f57bdaf3d6 [2007/2007] sched: Introduce handle priority reversion mechanism config: x86_64-randconfig-r121-20250309 (https://download.01.org/0day-ci/archive/20250309/202503091054.fOa4dBNp-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/20250309/202503091054.fOa4dBNp-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/202503091054.fOa4dBNp-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> kernel/sched/fair.c:143:14: sparse: sparse: symbol 'sysctl_overload_detect_period' was not declared. Should it be static? >> kernel/sched/fair.c:144:14: sparse: sparse: symbol 'sysctl_offline_wait_interval' was not declared. Should it be static? kernel/sched/fair.c:1236:34: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct sched_entity const *se @@ got struct sched_entity [noderef] __rcu * @@ kernel/sched/fair.c:1236:34: sparse: expected struct sched_entity const *se kernel/sched/fair.c:1236:34: sparse: got struct sched_entity [noderef] __rcu * kernel/sched/fair.c:3019:13: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct task_struct *tsk @@ got struct task_struct [noderef] __rcu * @@ kernel/sched/fair.c:3019:13: sparse: expected struct task_struct *tsk kernel/sched/fair.c:3019:13: sparse: got struct task_struct [noderef] __rcu * kernel/sched/fair.c:12477:9: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] sd @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:12477:9: sparse: expected struct sched_domain *[assigned] sd kernel/sched/fair.c:12477:9: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:5766:22: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/fair.c:5766:22: sparse: struct task_struct [noderef] __rcu * kernel/sched/fair.c:5766:22: sparse: struct task_struct * kernel/sched/fair.c:7809:20: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] sd @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:7809:20: sparse: expected struct sched_domain *[assigned] sd kernel/sched/fair.c:7809:20: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:8014:9: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] tmp @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:8014:9: sparse: expected struct sched_domain *[assigned] tmp kernel/sched/fair.c:8014:9: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:8113:38: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct task_struct *curr @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/fair.c:8113:38: sparse: expected struct task_struct *curr kernel/sched/fair.c:8113:38: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/fair.c:8333:22: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/fair.c:8333:22: sparse: struct task_struct [noderef] __rcu * kernel/sched/fair.c:8333:22: sparse: struct task_struct * kernel/sched/fair.c:8687:38: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct task_struct *curr @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/fair.c:8687:38: sparse: expected struct task_struct *curr kernel/sched/fair.c:8687:38: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/fair.c:9680:40: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct sched_domain *child @@ got struct sched_domain [noderef] __rcu *child @@ kernel/sched/fair.c:9680:40: sparse: expected struct sched_domain *child kernel/sched/fair.c:9680:40: sparse: got struct sched_domain [noderef] __rcu *child kernel/sched/fair.c:10317:22: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/fair.c:10317:22: sparse: struct task_struct [noderef] __rcu * kernel/sched/fair.c:10317:22: sparse: struct task_struct * kernel/sched/fair.c:11749:9: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] sd @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:11749:9: sparse: expected struct sched_domain *[assigned] sd kernel/sched/fair.c:11749:9: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:11406:44: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct sched_domain *sd_parent @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:11406:44: sparse: expected struct sched_domain *sd_parent kernel/sched/fair.c:11406:44: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:11845:9: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] sd @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:11845:9: sparse: expected struct sched_domain *[assigned] sd kernel/sched/fair.c:11845:9: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:2965:9: sparse: sparse: context imbalance in 'task_numa_placement' - different lock contexts for basic block kernel/sched/fair.c: note: in included file (through include/linux/rculist.h, include/linux/pid.h, include/linux/sched.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 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 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 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 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 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 kernel/sched/fair.c:7047:28: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *sd @@ got struct sched_domain [noderef] __rcu *child @@ kernel/sched/fair.c:7047:28: sparse: expected struct sched_domain *sd kernel/sched/fair.c:7047:28: sparse: got struct sched_domain [noderef] __rcu *child kernel/sched/fair.c:7053:28: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *sd @@ got struct sched_domain [noderef] __rcu *child @@ kernel/sched/fair.c:7053:28: sparse: expected struct sched_domain *sd kernel/sched/fair.c:7053:28: sparse: got struct sched_domain [noderef] __rcu *child kernel/sched/fair.c:7060:28: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *sd @@ got struct sched_domain [noderef] __rcu *child @@ kernel/sched/fair.c:7060:28: sparse: expected struct sched_domain *sd kernel/sched/fair.c:7060:28: sparse: got struct sched_domain [noderef] __rcu *child kernel/sched/fair.c:7068:17: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] tmp @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:7068:17: sparse: expected struct sched_domain *[assigned] tmp kernel/sched/fair.c:7068:17: sparse: got struct sched_domain [noderef] __rcu *parent 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 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 kernel/sched/fair.c: note: in included file: kernel/sched/sched.h:2309:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2309:9: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2309:9: sparse: struct task_struct * kernel/sched/sched.h:2145:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2145:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2145:25: sparse: struct task_struct * kernel/sched/sched.h:2145:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2145:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2145:25: sparse: struct task_struct * vim +/sysctl_overload_detect_period +143 kernel/sched/fair.c 139 140 static DEFINE_PER_CPU_SHARED_ALIGNED(struct list_head, qos_throttled_cfs_rq); 141 static DEFINE_PER_CPU_SHARED_ALIGNED(struct hrtimer, qos_overload_timer); 142 static DEFINE_PER_CPU(int, qos_cpu_overload); > 143 unsigned int sysctl_overload_detect_period = 5000; /* in ms */ > 144 unsigned int sysctl_offline_wait_interval = 100; /* in ms */ 145 static int one_thousand = 1000; 146 static int hundred_thousand = 100000; 147 static int unthrottle_qos_cfs_rqs(int cpu); 148 #endif 149 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6] BUILD REGRESSION 944ce05f6b83ba40c4382c6b90b7b94f529118d3
by kernel test robot 09 Mar '25

09 Mar '25

tree/branch: https://gitee.com/openeuler/kernel.git OLK-6.6 branch HEAD: 944ce05f6b83ba40c4382c6b90b7b94f529118d3 !15302 [openEuler-24.03-LTS][linux-6.6.y sync] Backport 6.6.57-6.6.58 LTS Conflicts Patches Error/Warning (recently discovered and may have been fixed): https://lore.kernel.org/oe-kbuild-all/202503082212.OF8nZc9a-lkp@intel.com mm/memory.c:5277:24: warning: variable 'nr_pages' set but not used [-Wunused-but-set-variable] Error/Warning ids grouped by kconfigs: recent_errors |-- arm64-allmodconfig | |-- include-linux-fortify-string.h:warning:call-to-__write_overflow_field-declared-with-warning-attribute:detected-write-beyond-size-of-field-(1st-parameter)-maybe-use-struct_group() | |-- mm-dynamic_pool.c:warning:variable-ret-is-uninitialized-when-used-here | |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead | |-- mm-memblock.c:warning:no-previous-prototype-for-function-memblock_alloc_range_nid_flags | |-- mm-memcontrol.c:warning:no-previous-prototype-for-function-hisi_oom_recover | |-- mm-memory.c:warning:variable-nr_pages-set-but-not-used | |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead | |-- mm-page_cache_limit.c:warning:no-previous-prototype-for-function-cache_limit_mbytes_sysctl_handler | |-- mm-page_cache_limit.c:warning:no-previous-prototype-for-function-cache_reclaim_enable_handler | |-- mm-page_cache_limit.c:warning:no-previous-prototype-for-function-cache_reclaim_sysctl_handler | |-- mm-share_pool.c:warning:Function-parameter-or-member-node_id-not-described-in-sp_area_alloc | |-- mm-share_pool.c:warning:Function-parameter-or-member-spg_id-not-described-in-mg_sp_unshare | |-- mm-share_pool.c:warning:duplicate-section-name-Return | |-- mm-share_pool.c:warning:expecting-prototype-for-mp_sp_group_id_by_pid().-Prototype-was-for-mg_sp_group_id_by_pid()-instead | |-- mm-share_pool.c:warning:variable-is_hugepage-set-but-not-used | `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial |-- arm64-allnoconfig | |-- mm-madvise.c:warning:no-previous-prototype-for-force_swapin_vma | |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead | |-- mm-memblock.c:warning:no-previous-prototype-for-memblock_alloc_range_nid_flags | |-- mm-memory.c:warning:variable-nr_pages-set-but-not-used | |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead | `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial |-- arm64-randconfig-001-20250308 | |-- mm-madvise.c:warning:no-previous-prototype-for-force_swapin_vma | |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead | |-- mm-memblock.c:warning:no-previous-prototype-for-memblock_alloc_range_nid_flags | |-- mm-memcontrol.c:warning:mem_cgroup_check_swap_for_v1-defined-but-not-used | |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead | `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial |-- arm64-randconfig-002-20250308 | |-- mm-madvise.c:warning:no-previous-prototype-for-force_swapin_vma | |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead | |-- mm-memblock.c:warning:no-previous-prototype-for-memblock_alloc_range_nid_flags | |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead | `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial |-- arm64-randconfig-003-20250308 | |-- mm-madvise.c:warning:no-previous-prototype-for-function-force_swapin_vma | |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead | |-- mm-memblock.c:warning:no-previous-prototype-for-function-memblock_alloc_range_nid_flags | |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead | `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial |-- arm64-randconfig-004-20250308 | |-- mm-madvise.c:warning:no-previous-prototype-for-force_swapin_vma | |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead | |-- mm-memblock.c:warning:no-previous-prototype-for-memblock_alloc_range_nid_flags | |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead | `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial |-- arm64-randconfig-051-20250309 | |-- Documentation-devicetree-bindings-dma-snps-dw-axi-dmac.yaml:snps-priority:multiple-incompatible-types:uint32-array | `-- Documentation-devicetree-bindings-net-snps-dwmac.yaml:snps-priority:multiple-incompatible-types:uint32 |-- arm64-randconfig-052-20250309 | |-- Documentation-devicetree-bindings-dma-snps-dw-axi-dmac.yaml:snps-priority:multiple-incompatible-types:uint32-array | `-- Documentation-devicetree-bindings-net-snps-dwmac.yaml:snps-priority:multiple-incompatible-types:uint32 |-- arm64-randconfig-053-20250309 | |-- Documentation-devicetree-bindings-dma-snps-dw-axi-dmac.yaml:snps-priority:multiple-incompatible-types:uint32-array | `-- Documentation-devicetree-bindings-net-snps-dwmac.yaml:snps-priority:multiple-incompatible-types:uint32 |-- arm64-randconfig-054-20250309 | |-- Documentation-devicetree-bindings-dma-snps-dw-axi-dmac.yaml:snps-priority:multiple-incompatible-types:uint32-array | `-- Documentation-devicetree-bindings-net-snps-dwmac.yaml:snps-priority:multiple-incompatible-types:uint32 |-- arm64-randconfig-055-20250309 | |-- Documentation-devicetree-bindings-dma-snps-dw-axi-dmac.yaml:snps-priority:multiple-incompatible-types:uint32-array | `-- Documentation-devicetree-bindings-net-snps-dwmac.yaml:snps-priority:multiple-incompatible-types:uint32 |-- loongarch-allmodconfig | |-- mm-madvise.c:warning:no-previous-prototype-for-force_swapin_vma | |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead | |-- mm-memblock.c:warning:no-previous-prototype-for-memblock_alloc_range_nid_flags | |-- mm-memory.c:warning:variable-nr_pages-set-but-not-used | |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead | |-- mm-page_cache_limit.c:warning:no-previous-prototype-for-cache_limit_mbytes_sysctl_handler | |-- mm-page_cache_limit.c:warning:no-previous-prototype-for-cache_reclaim_enable_handler | |-- mm-page_cache_limit.c:warning:no-previous-prototype-for-cache_reclaim_sysctl_handler | `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial |-- loongarch-allnoconfig | |-- mm-madvise.c:warning:no-previous-prototype-for-force_swapin_vma | |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead | |-- mm-memblock.c:warning:no-previous-prototype-for-memblock_alloc_range_nid_flags | |-- mm-memory.c:warning:variable-nr_pages-set-but-not-used | |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead | `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial |-- loongarch-randconfig-001-20250308 | |-- mm-madvise.c:warning:no-previous-prototype-for-force_swapin_vma | |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead | |-- mm-memblock.c:warning:no-previous-prototype-for-memblock_alloc_range_nid_flags | |-- mm-memory.c:warning:variable-nr_pages-set-but-not-used | |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead | `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial |-- loongarch-randconfig-002-20250308 | `-- include-linux-mmzone.h:error:error-Allocator-MAX_ORDER-exceeds-SECTION_SIZE |-- x86_64-allnoconfig | |-- mm-madvise.c:warning:no-previous-prototype-for-function-force_swapin_vma | |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead | |-- mm-memblock.c:warning:no-previous-prototype-for-function-memblock_alloc_range_nid_flags | |-- mm-memory.c:warning:variable-nr_pages-set-but-not-used | |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead | `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial |-- x86_64-allyesconfig | |-- include-linux-fortify-string.h:warning:call-to-__write_overflow_field-declared-with-warning-attribute:detected-write-beyond-size-of-field-(1st-parameter)-maybe-use-struct_group() | |-- mm-dynamic_pool.c:warning:variable-ret-is-uninitialized-when-used-here | |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead | |-- mm-memblock.c:warning:no-previous-prototype-for-function-memblock_alloc_range_nid_flags | |-- mm-memory.c:warning:variable-nr_pages-set-but-not-used | |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead | |-- mm-page_cache_limit.c:warning:no-previous-prototype-for-function-cache_limit_mbytes_sysctl_handler | |-- mm-page_cache_limit.c:warning:no-previous-prototype-for-function-cache_reclaim_enable_handler | |-- mm-page_cache_limit.c:warning:no-previous-prototype-for-function-cache_reclaim_sysctl_handler | `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial |-- x86_64-buildonly-randconfig-001-20250308 | |-- mm-madvise.c:warning:no-previous-prototype-for-force_swapin_vma | |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead | |-- mm-memblock.c:warning:no-previous-prototype-for-memblock_alloc_range_nid_flags | |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead | `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial |-- x86_64-buildonly-randconfig-002-20250308 | |-- mm-madvise.c:warning:no-previous-prototype-for-function-force_swapin_vma | |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead | |-- mm-memblock.c:warning:no-previous-prototype-for-function-memblock_alloc_range_nid_flags | |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead | `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial |-- x86_64-buildonly-randconfig-003-20250308 | |-- mm-madvise.c:warning:no-previous-prototype-for-force_swapin_vma | |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead | |-- mm-memblock.c:warning:no-previous-prototype-for-memblock_alloc_range_nid_flags | |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead | `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial |-- x86_64-buildonly-randconfig-004-20250308 | |-- mm-madvise.c:warning:no-previous-prototype-for-function-force_swapin_vma | |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead | |-- mm-memblock.c:warning:no-previous-prototype-for-function-memblock_alloc_range_nid_flags | |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead | `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial |-- x86_64-buildonly-randconfig-005-20250308 | |-- include-linux-psp-hygon.h:warning:no-previous-prototype-for-function-psp_register_cmd_notifier | |-- include-linux-psp-hygon.h:warning:no-previous-prototype-for-function-psp_unregister_cmd_notifier | |-- mm-madvise.c:warning:no-previous-prototype-for-function-force_swapin_vma | |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead | |-- mm-memblock.c:warning:no-previous-prototype-for-function-memblock_alloc_range_nid_flags | |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead | `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial |-- x86_64-buildonly-randconfig-006-20250308 | |-- mm-madvise.c:warning:no-previous-prototype-for-function-force_swapin_vma | |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead | |-- mm-memblock.c:warning:no-previous-prototype-for-function-memblock_alloc_range_nid_flags | |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead | `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial |-- x86_64-defconfig | |-- mm-madvise.c:warning:no-previous-prototype-for-force_swapin_vma | |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead | |-- mm-memblock.c:warning:no-previous-prototype-for-memblock_alloc_range_nid_flags | |-- mm-memory.c:warning:variable-nr_pages-set-but-not-used | |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task | |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead | `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial `-- x86_64-randconfig-r121-20250309 |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead |-- mm-memblock.c:warning:no-previous-prototype-for-memblock_alloc_range_nid_flags |-- mm-memory.c:warning:variable-nr_pages-set-but-not-used |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial elapsed time: 838m configs tested: 19 configs skipped: 122 tested configs: arm64 allmodconfig clang-18 arm64 allnoconfig gcc-14.2.0 arm64 randconfig-001-20250308 gcc-14.2.0 arm64 randconfig-002-20250308 gcc-14.2.0 arm64 randconfig-003-20250308 clang-16 arm64 randconfig-004-20250308 gcc-14.2.0 loongarch allmodconfig gcc-14.2.0 loongarch allnoconfig gcc-14.2.0 loongarch randconfig-001-20250308 gcc-14.2.0 loongarch randconfig-002-20250308 gcc-14.2.0 x86_64 allnoconfig clang-19 x86_64 allyesconfig clang-19 x86_64 buildonly-randconfig-001-20250308 gcc-12 x86_64 buildonly-randconfig-002-20250308 clang-19 x86_64 buildonly-randconfig-003-20250308 gcc-12 x86_64 buildonly-randconfig-004-20250308 clang-19 x86_64 buildonly-randconfig-005-20250308 clang-19 x86_64 buildonly-randconfig-006-20250308 clang-19 x86_64 defconfig gcc-11 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-5.10] BUILD REGRESSION 2e32af659ca005096d96fb7e433bd96744b02844
by kernel test robot 09 Mar '25

09 Mar '25

tree/branch: https://gitee.com/openeuler/kernel.git OLK-5.10 branch HEAD: 2e32af659ca005096d96fb7e433bd96744b02844 !15397 Bluetooth: L2CAP: handle NULL sock pointer in l2cap_sock_alloc Error/Warning ids grouped by kconfigs: recent_errors |-- arm64-allnoconfig | |-- mm-page_alloc.c:warning:no-previous-prototype-for-__drain_all_pages | `-- mm-page_alloc.c:warning:no-previous-prototype-for-__zone_set_pageset_high_and_batch |-- arm64-defconfig | |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_file | |-- mm-page_alloc.c:warning:no-previous-prototype-for-__drain_all_pages | `-- mm-page_alloc.c:warning:no-previous-prototype-for-__zone_set_pageset_high_and_batch |-- arm64-randconfig-001-20250308 | |-- mm-page_alloc.c:warning:no-previous-prototype-for-__drain_all_pages | `-- mm-page_alloc.c:warning:no-previous-prototype-for-__zone_set_pageset_high_and_batch |-- arm64-randconfig-002-20250308 | |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_file | |-- mm-page_alloc.c:warning:no-previous-prototype-for-__drain_all_pages | `-- mm-page_alloc.c:warning:no-previous-prototype-for-__zone_set_pageset_high_and_batch |-- arm64-randconfig-004-20250308 | |-- mm-page_alloc.c:warning:no-previous-prototype-for-__drain_all_pages | `-- mm-page_alloc.c:warning:no-previous-prototype-for-__zone_set_pageset_high_and_batch |-- arm64-randconfig-r131-20250308 | |-- mm-page_alloc.c:sparse:sparse:symbol-__drain_all_pages-was-not-declared.-Should-it-be-static | |-- mm-page_alloc.c:sparse:sparse:symbol-__zone_set_pageset_high_and_batch-was-not-declared.-Should-it-be-static | `-- mm-percpu.c:sparse:sparse:symbol-pcpu_free_slot-was-not-declared.-Should-it-be-static |-- x86_64-allnoconfig | |-- Warning:arch-x86-kernel-cpu-resctrl-monitor.c-references-a-file-that-doesn-t-exist:Documentation-x86-resctrl.rst | |-- drivers-iommu-sw64-sunway_iommu_v2.c:linux-pci.h-is-included-more-than-once. | |-- drivers-scsi-linkdata-ps3stor-linux-ps3_base.c:linux-version.h-not-needed. | |-- drivers-scsi-linkdata-ps3stor-linux-ps3_base.c:ps3_driver_log.h-is-included-more-than-once. | |-- drivers-scsi-linkdata-ps3stor-linux-ps3_base.c:ps3_scsi_cmd_err.h-is-included-more-than-once. | |-- drivers-scsi-linkdata-ps3stor-linux-ps3_cli.c:linux-version.h-not-needed. | |-- drivers-scsi-linkdata-ps3stor-linux-ps3_driver_log.c:linux-version.h-not-needed. | |-- drivers-scsi-linkdata-ps3stor-linux-ps3_dump.c:linux-uaccess.h-is-included-more-than-once. | |-- drivers-scsi-linkdata-ps3stor-ps3_debug.c:ps3_htp_def.h-is-included-more-than-once. | |-- drivers-scsi-linkdata-ps3stor-ps3_debug.c:ps3_instance_manager.h-is-included-more-than-once. | |-- drivers-scsi-linkdata-ps3stor-ps3_device_manager.c:scsi-scsi_tcq.h-is-included-more-than-once. | |-- drivers-scsi-linkdata-ps3stor-ps3_device_manager.h:linux-version.h-not-needed. | |-- drivers-scsi-linkdata-ps3stor-ps3_device_manager_sas.h:linux-version.h-not-needed. | |-- drivers-scsi-linkdata-ps3stor-ps3_device_update.c:linux-mutex.h-is-included-more-than-once. | |-- drivers-scsi-linkdata-ps3stor-ps3_device_update.c:ps3_device_update.h-is-included-more-than-once. | |-- drivers-scsi-linkdata-ps3stor-ps3_instance_manager.h:ps3_cmd_channel.h-is-included-more-than-once. | |-- drivers-scsi-linkdata-ps3stor-ps3_instance_manager.h:ps3_inner_data.h-is-included-more-than-once. | |-- drivers-scsi-linkdata-ps3stor-ps3_instance_manager.h:ps3_irq.h-is-included-more-than-once. | |-- drivers-scsi-linkdata-ps3stor-ps3_ioc_adp.c:ps3_scsih.h-is-included-more-than-once. | |-- drivers-scsi-linkdata-ps3stor-ps3_ioctl.c:linux-mutex.h-is-included-more-than-once. | |-- drivers-scsi-linkdata-ps3stor-ps3_irq.c:linux-kernel.h-is-included-more-than-once. | |-- drivers-scsi-linkdata-ps3stor-ps3_mgr_channel.c:ps3_cmd_complete.h-is-included-more-than-once. | |-- drivers-scsi-linkdata-ps3stor-ps3_mgr_cmd.c:linux-mutex.h-is-included-more-than-once. | |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:linux-version.h-not-needed. | |-- drivers-scsi-linkdata-ps3stor-ps3_r1x_write_lock.c:ps3_driver_log.h-is-included-more-than-once. | |-- drivers-scsi-linkdata-ps3stor-ps3_rb_tree.h:linux-version.h-not-needed. | |-- drivers-scsi-linkdata-ps3stor-ps3_recovery.c:ps3_ioc_state.h-is-included-more-than-once. | |-- drivers-scsi-linkdata-ps3stor-ps3_recovery.c:ps3_recovery.h-is-included-more-than-once. | |-- drivers-scsi-linkdata-ps3stor-ps3_sas_transport.h:linux-version.h-not-needed. | |-- drivers-scsi-linkdata-ps3stor-ps3_scsi_cmd_err.c:linux-version.h-not-needed. | |-- drivers-scsi-linkdata-ps3stor-ps3_scsih.c:ps3_module_para.h-is-included-more-than-once. | |-- mm-page_alloc.c:linux-vmalloc.h-is-included-more-than-once. | |-- mm-page_alloc.c:warning:no-previous-prototype-for-function-__drain_all_pages | `-- mm-page_alloc.c:warning:no-previous-prototype-for-function-__zone_set_pageset_high_and_batch |-- x86_64-allyesconfig | |-- arch-x86-kernel-cpu-resctrl-rdtgroup.c:warning:variable-h-set-but-not-used | |-- arch-x86-kernel-fpu-core.c:warning:no-previous-prototype-for-function-get_fpu_registers_pos | |-- arch-x86-kernel-fpu-core.c:warning:no-previous-prototype-for-function-save_fpregs_to_fpkernelstate | |-- drivers-scsi-linkdata-ps3stor-.-linux-ps3_base.c:error:no-previous-prototype-for-function-ps3_pci_init-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-.-linux-ps3_base.c:error:no-previous-prototype-for-function-ps3_pci_init_complete-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-.-linux-ps3_base.c:error:no-previous-prototype-for-function-ps3_pci_init_complete_exit-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-.-linux-ps3_cli_debug.c:error:no-previous-prototype-for-function-ps3_dump_context_show-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-.-linux-ps3_dump.c:error:no-previous-prototype-for-function-ps3_dump_file_close-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-.-linux-ps3_dump.c:error:no-previous-prototype-for-function-ps3_dump_file_open-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-.-linux-ps3_dump.c:error:no-previous-prototype-for-function-ps3_dump_file_write-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-.-linux-ps3_dump.c:error:no-previous-prototype-for-function-ps3_dump_filename_build-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-.-linux-ps3_dump.c:error:no-previous-prototype-for-function-ps3_dump_local_time-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_cmd_complete.c:error:no-previous-prototype-for-function-ps3_resp_status_convert-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_cmd_complete.c:error:no-previous-prototype-for-function-ps3_trigger_irq_poll-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_cmd_statistics.c:error:no-previous-prototype-for-function-ps3_cmd_stat_content_clear-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_cmd_statistics.c:error:no-previous-prototype-for-function-ps3_io_recv_ok_stat_inc-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_debug.c:error:no-previous-prototype-for-function-ps3_dump_dir_length-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_device_manager.c:error:no-previous-prototype-for-function-ps3_scsi_private_init_pd-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_device_manager.c:error:no-previous-prototype-for-function-ps3_scsi_private_init_vd-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_device_manager_sas.c:error:no-previous-prototype-for-function-ps3_sas_expander_phys_refresh-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_ioc_adp.c:error:no-previous-prototype-for-function-ps3_ioc_resource_prepare_hba-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_ioc_adp.c:error:no-previous-prototype-for-function-ps3_ioc_resource_prepare_raid-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_ioc_adp.c:error:no-previous-prototype-for-function-ps3_ioc_resource_prepare_switch-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_ioc_manager.c:error:no-previous-prototype-for-function-ps3_hard_reset_to_ready-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_ioctl.c:error:no-previous-prototype-for-function-ps3_clean_mgr_cmd-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_module_para.c:error:no-previous-prototype-for-function-ps3_cli_ver_query-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_cmd_waitq_abort-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_hba_qos_decision-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_hba_qos_vd_init-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_hba_qos_vd_reset-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_hba_qos_waitq_clear_all-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_hba_qos_waitq_notify-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_pd_quota_waitq_clean-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_pd_quota_waitq_clear_all-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_qos_all_pd_rc_get-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_qos_cmd_waitq_get-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_qos_exclusive_cmdword_get-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_qos_pd_waitq_ratio_update-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_qos_tg_decision-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_qos_vd_cmdword_get-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_r1x_write_lock.c:error:no-previous-prototype-for-function-ps3_r1x_conflict_queue_hash_bit_lock-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_r1x_write_lock.c:error:no-previous-prototype-for-function-ps3_r1x_hash_bit_check-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_r1x_write_lock.c:error:no-previous-prototype-for-function-ps3_r1x_hash_bit_lock-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_r1x_write_lock.c:error:no-previous-prototype-for-function-ps3_r1x_hash_bit_unlock-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_r1x_write_lock.c:error:no-previous-prototype-for-function-ps3_r1x_hash_range_lock-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_r1x_write_lock.c:error:no-previous-prototype-for-function-ps3_r1x_hash_range_unlock-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_r1x_write_lock.c:error:no-previous-prototype-for-function-ps3_range_check_and_insert-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_rb_tree.c:error:no-previous-prototype-for-function-rbtDelNodeDo-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_recovery.c:error:no-previous-prototype-for-function-ps3_hard_recovery_state_finish-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_recovery.c:error:no-previous-prototype-for-function-ps3_recovery_context_alloc-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_recovery.c:error:no-previous-prototype-for-function-ps3_recovery_context_delete-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_recovery.c:error:no-previous-prototype-for-function-ps3_recovery_context_free-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_recovery.c:error:no-previous-prototype-for-function-ps3_recovery_irq_queue_destroy-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_recovery.c:error:no-previous-prototype-for-function-ps3_recovery_state_transfer-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_sas_transport.c:error:no-previous-prototype-for-function-ps3_sas_update_phy_info-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_scsi_cmd_err.c:error:no-previous-prototype-for-function-ps3_set_task_manager_busy-Werror-Wmissing-prototypes | |-- drivers-scsi-linkdata-ps3stor-ps3_scsi_cmd_err.c:error:no-previous-prototype-for-function-ps3_wait_for_outstanding_complete-Werror-Wmissing-prototypes | |-- mm-damon-core-test.h:warning:comparison-of-distinct-pointer-types-(-typeof-(__left)-(aka-unsigned-int-)-and-typeof-(__right)-(aka-int-)) | |-- mm-hugetlb.c:warning:variable-gfp-set-but-not-used | |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_file | |-- mm-mem_reliable.c:warning:arithmetic-between-different-enumeration-types-(-enum-node_stat_item-and-enum-lru_list-) | |-- mm-page_alloc.c:warning:no-previous-prototype-for-function-__drain_all_pages | `-- mm-page_alloc.c:warning:no-previous-prototype-for-function-__zone_set_pageset_high_and_batch |-- x86_64-buildonly-randconfig-001-20250308 | |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_file | |-- mm-page_alloc.c:warning:no-previous-prototype-for-__drain_all_pages | `-- mm-page_alloc.c:warning:no-previous-prototype-for-__zone_set_pageset_high_and_batch |-- x86_64-buildonly-randconfig-002-20250308 | |-- mm-page_alloc.c:warning:no-previous-prototype-for-function-__drain_all_pages | `-- mm-page_alloc.c:warning:no-previous-prototype-for-function-__zone_set_pageset_high_and_batch |-- x86_64-buildonly-randconfig-003-20250308 | |-- mm-page_alloc.c:warning:no-previous-prototype-for-__drain_all_pages | `-- mm-page_alloc.c:warning:no-previous-prototype-for-__zone_set_pageset_high_and_batch |-- x86_64-buildonly-randconfig-004-20250308 | |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_file | |-- mm-page_alloc.c:warning:no-previous-prototype-for-function-__drain_all_pages | `-- mm-page_alloc.c:warning:no-previous-prototype-for-function-__zone_set_pageset_high_and_batch |-- x86_64-buildonly-randconfig-005-20250308 | |-- mm-page_alloc.c:warning:no-previous-prototype-for-function-__drain_all_pages | `-- mm-page_alloc.c:warning:no-previous-prototype-for-function-__zone_set_pageset_high_and_batch |-- x86_64-buildonly-randconfig-006-20250308 | |-- mm-hugetlb.c:warning:variable-gfp-set-but-not-used | |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_file | |-- mm-page_alloc.c:warning:no-previous-prototype-for-function-__drain_all_pages | `-- mm-page_alloc.c:warning:no-previous-prototype-for-function-__zone_set_pageset_high_and_batch `-- x86_64-defconfig |-- mm-page_alloc.c:warning:no-previous-prototype-for-__drain_all_pages `-- mm-page_alloc.c:warning:no-previous-prototype-for-__zone_set_pageset_high_and_batch elapsed time: 791m configs tested: 16 configs skipped: 118 tested configs: arm64 allmodconfig clang-18 arm64 allnoconfig gcc-14.2.0 arm64 defconfig gcc-14.2.0 arm64 randconfig-001-20250308 gcc-14.2.0 arm64 randconfig-002-20250308 gcc-14.2.0 arm64 randconfig-003-20250308 clang-16 arm64 randconfig-004-20250308 gcc-14.2.0 x86_64 allnoconfig clang-19 x86_64 allyesconfig clang-19 x86_64 buildonly-randconfig-001-20250308 gcc-12 x86_64 buildonly-randconfig-002-20250308 clang-19 x86_64 buildonly-randconfig-003-20250308 gcc-12 x86_64 buildonly-randconfig-004-20250308 clang-19 x86_64 buildonly-randconfig-005-20250308 clang-19 x86_64 buildonly-randconfig-006-20250308 clang-19 x86_64 defconfig gcc-11 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:openEuler-1.0-LTS 1461/1461] drivers/infiniband/core/.tmp_uverbs_uapi.o: warning: objtool: missing symbol for section .text
by kernel test robot 09 Mar '25

09 Mar '25

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 1584a68cf2ef23ac87ba506e8ab8ca7e261813c1 commit: 0a3173a5f09bc58a3638ecfd0a80bdbae55e123c [1461/1461] Merge branch 'linus/master' into rdma.git for-next config: x86_64-buildonly-randconfig-002-20250308 (https://download.01.org/0day-ci/archive/20250309/202503090527.cCPBJlcO-lkp@…) compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250309/202503090527.cCPBJlcO-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/202503090527.cCPBJlcO-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/infiniband/core/.tmp_uverbs_uapi.o: warning: objtool: missing symbol for section .text -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-5.10 2790/2790] mm/page_alloc.c:3036:6: sparse: sparse: symbol '__drain_all_pages' was not declared. Should it be static?
by kernel test robot 08 Mar '25

08 Mar '25

tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 2e32af659ca005096d96fb7e433bd96744b02844 commit: e037ee4a8deaff7c579618c0aba1f066d6d14b11 [2790/2790] mm, page_alloc: disable pcplists during memory offline config: arm64-randconfig-r131-20250308 (https://download.01.org/0day-ci/archive/20250308/202503082314.gTnzWY6P-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce: (https://download.01.org/0day-ci/archive/20250308/202503082314.gTnzWY6P-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/202503082314.gTnzWY6P-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> mm/page_alloc.c:3036:6: sparse: sparse: symbol '__drain_all_pages' was not declared. Should it be static? >> mm/page_alloc.c:6634:6: sparse: sparse: symbol '__zone_set_pageset_high_and_batch' was not declared. Should it be static? mm/page_alloc.c: note: in included file (through include/linux/mm.h): include/linux/gfp.h:327:27: sparse: sparse: restricted gfp_t degrades to integer include/linux/gfp.h:327:27: sparse: sparse: restricted gfp_t degrades to integer include/linux/gfp.h:327:27: sparse: sparse: restricted gfp_t degrades to integer include/linux/gfp.h:327:27: sparse: sparse: restricted gfp_t degrades to integer include/linux/gfp.h:327:27: sparse: sparse: restricted gfp_t degrades to integer include/linux/gfp.h:327:27: sparse: sparse: restricted gfp_t degrades to integer vim +/__drain_all_pages +3036 mm/page_alloc.c 3025 3026 /* 3027 * The implementation of drain_all_pages(), exposing an extra parameter to 3028 * drain on all cpus. 3029 * 3030 * drain_all_pages() is optimized to only execute on cpus where pcplists are 3031 * not empty. The check for non-emptiness can however race with a free to 3032 * pcplist that has not yet increased the pcp->count from 0 to 1. Callers 3033 * that need the guarantee that every CPU has drained can disable the 3034 * optimizing racy check. 3035 */ > 3036 void __drain_all_pages(struct zone *zone, bool force_all_cpus) 3037 { 3038 int cpu; 3039 3040 /* 3041 * Allocate in the BSS so we wont require allocation in 3042 * direct reclaim path for CONFIG_CPUMASK_OFFSTACK=y 3043 */ 3044 static cpumask_t cpus_with_pcps; 3045 3046 /* 3047 * Make sure nobody triggers this path before mm_percpu_wq is fully 3048 * initialized. 3049 */ 3050 if (WARN_ON_ONCE(!mm_percpu_wq)) 3051 return; 3052 3053 /* 3054 * Do not drain if one is already in progress unless it's specific to 3055 * a zone. Such callers are primarily CMA and memory hotplug and need 3056 * the drain to be complete when the call returns. 3057 */ 3058 if (unlikely(!mutex_trylock(&pcpu_drain_mutex))) { 3059 if (!zone) 3060 return; 3061 mutex_lock(&pcpu_drain_mutex); 3062 } 3063 3064 /* 3065 * We don't care about racing with CPU hotplug event 3066 * as offline notification will cause the notified 3067 * cpu to drain that CPU pcps and on_each_cpu_mask 3068 * disables preemption as part of its processing 3069 */ 3070 for_each_online_cpu(cpu) { 3071 struct per_cpu_pageset *pcp; 3072 struct zone *z; 3073 bool has_pcps = false; 3074 3075 if (force_all_cpus) { 3076 /* 3077 * The pcp.count check is racy, some callers need a 3078 * guarantee that no cpu is missed. 3079 */ 3080 has_pcps = true; 3081 } else if (zone) { 3082 pcp = per_cpu_ptr(zone->pageset, cpu); 3083 if (pcp->pcp.count) 3084 has_pcps = true; 3085 } else { 3086 for_each_populated_zone(z) { 3087 pcp = per_cpu_ptr(z->pageset, cpu); 3088 if (pcp->pcp.count) { 3089 has_pcps = true; 3090 break; 3091 } 3092 } 3093 } 3094 3095 if (has_pcps) 3096 cpumask_set_cpu(cpu, &cpus_with_pcps); 3097 else 3098 cpumask_clear_cpu(cpu, &cpus_with_pcps); 3099 } 3100 3101 for_each_cpu(cpu, &cpus_with_pcps) { 3102 struct pcpu_drain *drain = per_cpu_ptr(&pcpu_drain, cpu); 3103 3104 drain->zone = zone; 3105 INIT_WORK(&drain->work, drain_local_pages_wq); 3106 queue_work_on(cpu, mm_percpu_wq, &drain->work); 3107 } 3108 for_each_cpu(cpu, &cpus_with_pcps) 3109 flush_work(&per_cpu_ptr(&pcpu_drain, cpu)->work); 3110 3111 mutex_unlock(&pcpu_drain_mutex); 3112 } 3113 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 2007/2007] mm/memory.c:5277:24: warning: variable 'nr_pages' set but not used
by kernel test robot 08 Mar '25

08 Mar '25

Hi Zi, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 944ce05f6b83ba40c4382c6b90b7b94f529118d3 commit: 3bfa35ccde9e52ca74fed047eb4d89be32dd9e5e [2007/2007] mm/numa: no task_numa_fault() call if PTE is changed config: loongarch-randconfig-001-20250308 (https://download.01.org/0day-ci/archive/20250308/202503082212.OF8nZc9a-lkp@…) compiler: loongarch64-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250308/202503082212.OF8nZc9a-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/202503082212.OF8nZc9a-lkp@intel.com/ All warnings (new ones prefixed by >>): mm/memory.c: In function 'do_numa_page': >> mm/memory.c:5277:24: warning: variable 'nr_pages' set but not used [-Wunused-but-set-variable] 5277 | int flags = 0, nr_pages; | ^~~~~~~~ vim +/nr_pages +5277 mm/memory.c f569661eacc258 Baolin Wang 2024-05-11 5266 2b7403035459c7 Souptick Joarder 2018-08-23 5267 static vm_fault_t do_numa_page(struct vm_fault *vmf) d10e63f29488b0 Mel Gorman 2012-10-25 5268 { 82b0f8c39a3869 Jan Kara 2016-12-14 5269 struct vm_area_struct *vma = vmf->vma; d5e6c8d5790088 Kefeng Wang 2023-11-27 5270 struct folio *folio = NULL; d5e6c8d5790088 Kefeng Wang 2023-11-27 5271 int nid = NUMA_NO_NODE; 2cb37064a2b82c Baolin Wang 2024-06-22 5272 bool writable = false, ignore_writable = false; 2cb37064a2b82c Baolin Wang 2024-06-22 5273 bool pte_write_upgrade = vma_wants_manual_pte_write_upgrade(vma); 90572890d20252 Peter Zijlstra 2013-10-07 5274 int last_cpupid; cbee9f88ec1b8d Peter Zijlstra 2012-10-25 5275 int target_nid; 04a8645304500b Aneesh Kumar K.V 2019-03-05 5276 pte_t pte, old_pte; 2cb37064a2b82c Baolin Wang 2024-06-22 @5277 int flags = 0, nr_pages; d10e63f29488b0 Mel Gorman 2012-10-25 5278 d10e63f29488b0 Mel Gorman 2012-10-25 5279 /* e2491c31fb10ae John Hubbard 2024-05-25 5280 * The pte cannot be used safely until we verify, while holding the page e2491c31fb10ae John Hubbard 2024-05-25 5281 * table lock, that its contents have not changed during fault handling. d10e63f29488b0 Mel Gorman 2012-10-25 5282 */ 82b0f8c39a3869 Jan Kara 2016-12-14 5283 spin_lock(vmf->ptl); e2491c31fb10ae John Hubbard 2024-05-25 5284 /* Read the live PTE from the page tables: */ e2491c31fb10ae John Hubbard 2024-05-25 5285 old_pte = ptep_get(vmf->pte); e2491c31fb10ae John Hubbard 2024-05-25 5286 e2491c31fb10ae John Hubbard 2024-05-25 5287 if (unlikely(!pte_same(old_pte, vmf->orig_pte))) { 82b0f8c39a3869 Jan Kara 2016-12-14 5288 pte_unmap_unlock(vmf->pte, vmf->ptl); 3bfa35ccde9e52 Zi Yan 2024-08-09 5289 return 0; 4daae3b4b9e49b Mel Gorman 2012-11-02 5290 } 4daae3b4b9e49b Mel Gorman 2012-11-02 5291 04a8645304500b Aneesh Kumar K.V 2019-03-05 5292 pte = pte_modify(old_pte, vma->vm_page_prot); d10e63f29488b0 Mel Gorman 2012-10-25 5293 6a56ccbcf6c695 David Hildenbrand 2022-11-08 5294 /* 6a56ccbcf6c695 David Hildenbrand 2022-11-08 5295 * Detect now whether the PTE could be writable; this information 6a56ccbcf6c695 David Hildenbrand 2022-11-08 5296 * is only valid while holding the PT lock. 6a56ccbcf6c695 David Hildenbrand 2022-11-08 5297 */ 6a56ccbcf6c695 David Hildenbrand 2022-11-08 5298 writable = pte_write(pte); 2cb37064a2b82c Baolin Wang 2024-06-22 5299 if (!writable && pte_write_upgrade && 6a56ccbcf6c695 David Hildenbrand 2022-11-08 5300 can_change_pte_writable(vma, vmf->address, pte)) 6a56ccbcf6c695 David Hildenbrand 2022-11-08 5301 writable = true; 6a56ccbcf6c695 David Hildenbrand 2022-11-08 5302 d5e6c8d5790088 Kefeng Wang 2023-11-27 5303 folio = vm_normal_folio(vma, vmf->address, pte); d5e6c8d5790088 Kefeng Wang 2023-11-27 5304 if (!folio || folio_is_zone_device(folio)) b99a342d4f11a5 Huang Ying 2021-04-29 5305 goto out_map; d10e63f29488b0 Mel Gorman 2012-10-25 5306 6688cc05473b36 Peter Zijlstra 2013-10-07 5307 /* bea66fbd11af1c Mel Gorman 2015-03-25 5308 * Avoid grouping on RO pages in general. RO pages shouldn't hurt as bea66fbd11af1c Mel Gorman 2015-03-25 5309 * much anyway since they can be in shared cache state. This misses bea66fbd11af1c Mel Gorman 2015-03-25 5310 * the case where a mapping is writable but the process never writes bea66fbd11af1c Mel Gorman 2015-03-25 5311 * to it but pte_write gets cleared during protection updates and bea66fbd11af1c Mel Gorman 2015-03-25 5312 * pte_dirty has unpredictable behaviour between PTE scan updates, bea66fbd11af1c Mel Gorman 2015-03-25 5313 * background writeback, dirty balancing and application behaviour. bea66fbd11af1c Mel Gorman 2015-03-25 5314 */ 6a56ccbcf6c695 David Hildenbrand 2022-11-08 5315 if (!writable) 6688cc05473b36 Peter Zijlstra 2013-10-07 5316 flags |= TNF_NO_GROUP; 6688cc05473b36 Peter Zijlstra 2013-10-07 5317 dabe1d992414a6 Rik van Riel 2013-10-07 5318 /* d5e6c8d5790088 Kefeng Wang 2023-11-27 5319 * Flag if the folio is shared between multiple address spaces. This dabe1d992414a6 Rik van Riel 2013-10-07 5320 * is later used when determining whether to group tasks together dabe1d992414a6 Rik van Riel 2013-10-07 5321 */ b8eba2d7e4a309 David Hildenbrand 2024-05-11 5322 if (folio_likely_mapped_shared(folio) && (vma->vm_flags & VM_SHARED)) dabe1d992414a6 Rik van Riel 2013-10-07 5323 flags |= TNF_SHARED; dabe1d992414a6 Rik van Riel 2013-10-07 5324 d5e6c8d5790088 Kefeng Wang 2023-11-27 5325 nid = folio_nid(folio); 2cb37064a2b82c Baolin Wang 2024-06-22 5326 nr_pages = folio_nr_pages(folio); 33024536bafd91 Huang Ying 2022-07-13 5327 /* 33024536bafd91 Huang Ying 2022-07-13 5328 * For memory tiering mode, cpupid of slow memory page is used 33024536bafd91 Huang Ying 2022-07-13 5329 * to record page access time. So use default value. 33024536bafd91 Huang Ying 2022-07-13 5330 */ 33024536bafd91 Huang Ying 2022-07-13 5331 if ((sysctl_numa_balancing_mode & NUMA_BALANCING_MEMORY_TIERING) && d5e6c8d5790088 Kefeng Wang 2023-11-27 5332 !node_is_toptier(nid)) 33024536bafd91 Huang Ying 2022-07-13 5333 last_cpupid = (-1 & LAST_CPUPID_MASK); 33024536bafd91 Huang Ying 2022-07-13 5334 else 28e1ec746768bb Kefeng Wang 2023-11-27 5335 last_cpupid = folio_last_cpupid(folio); bf7c2ab764599b Kefeng Wang 2023-11-27 5336 target_nid = numa_migrate_prep(folio, vma, vmf->address, nid, &flags); 98fa15f34cb379 Anshuman Khandual 2019-03-05 5337 if (target_nid == NUMA_NO_NODE) { d5e6c8d5790088 Kefeng Wang 2023-11-27 5338 folio_put(folio); b99a342d4f11a5 Huang Ying 2021-04-29 5339 goto out_map; 4daae3b4b9e49b Mel Gorman 2012-11-02 5340 } b99a342d4f11a5 Huang Ying 2021-04-29 5341 pte_unmap_unlock(vmf->pte, vmf->ptl); 6a56ccbcf6c695 David Hildenbrand 2022-11-08 5342 writable = false; 2cb37064a2b82c Baolin Wang 2024-06-22 5343 ignore_writable = true; 4daae3b4b9e49b Mel Gorman 2012-11-02 5344 4daae3b4b9e49b Mel Gorman 2012-11-02 5345 /* Migrate to the requested node */ d5e6c8d5790088 Kefeng Wang 2023-11-27 5346 if (migrate_misplaced_folio(folio, vma, target_nid)) { d5e6c8d5790088 Kefeng Wang 2023-11-27 5347 nid = target_nid; 6688cc05473b36 Peter Zijlstra 2013-10-07 5348 flags |= TNF_MIGRATED; 3bfa35ccde9e52 Zi Yan 2024-08-09 5349 task_numa_fault(last_cpupid, nid, 1, flags); 3bfa35ccde9e52 Zi Yan 2024-08-09 5350 return 0; 3bfa35ccde9e52 Zi Yan 2024-08-09 5351 } 3bfa35ccde9e52 Zi Yan 2024-08-09 5352 074c238177a75f Mel Gorman 2015-03-25 5353 flags |= TNF_MIGRATE_FAIL; c7ad08804fae5b Hugh Dickins 2023-06-08 5354 vmf->pte = pte_offset_map_lock(vma->vm_mm, vmf->pmd, c7ad08804fae5b Hugh Dickins 2023-06-08 5355 vmf->address, &vmf->ptl); c7ad08804fae5b Hugh Dickins 2023-06-08 5356 if (unlikely(!vmf->pte)) 3bfa35ccde9e52 Zi Yan 2024-08-09 5357 return 0; c33c794828f212 Ryan Roberts 2023-06-12 5358 if (unlikely(!pte_same(ptep_get(vmf->pte), vmf->orig_pte))) { b99a342d4f11a5 Huang Ying 2021-04-29 5359 pte_unmap_unlock(vmf->pte, vmf->ptl); d10e63f29488b0 Mel Gorman 2012-10-25 5360 return 0; 3bfa35ccde9e52 Zi Yan 2024-08-09 5361 } b99a342d4f11a5 Huang Ying 2021-04-29 5362 out_map: b99a342d4f11a5 Huang Ying 2021-04-29 5363 /* b99a342d4f11a5 Huang Ying 2021-04-29 5364 * Make it present again, depending on how arch implements b99a342d4f11a5 Huang Ying 2021-04-29 5365 * non-accessible ptes, some can allow access by kernel mode. b99a342d4f11a5 Huang Ying 2021-04-29 5366 */ 2cb37064a2b82c Baolin Wang 2024-06-22 5367 if (folio && folio_test_large(folio)) 2cb37064a2b82c Baolin Wang 2024-06-22 5368 numa_rebuild_large_mapping(vmf, vma, folio, pte, ignore_writable, 2cb37064a2b82c Baolin Wang 2024-06-22 5369 pte_write_upgrade); 2cb37064a2b82c Baolin Wang 2024-06-22 5370 else 2cb37064a2b82c Baolin Wang 2024-06-22 5371 numa_rebuild_single_mapping(vmf, vma, vmf->address, vmf->pte, 2cb37064a2b82c Baolin Wang 2024-06-22 5372 writable); b99a342d4f11a5 Huang Ying 2021-04-29 5373 pte_unmap_unlock(vmf->pte, vmf->ptl); 3bfa35ccde9e52 Zi Yan 2024-08-09 5374 3bfa35ccde9e52 Zi Yan 2024-08-09 5375 if (nid != NUMA_NO_NODE) 3bfa35ccde9e52 Zi Yan 2024-08-09 5376 task_numa_fault(last_cpupid, nid, 1, flags); 3bfa35ccde9e52 Zi Yan 2024-08-09 5377 return 0; d10e63f29488b0 Mel Gorman 2012-10-25 5378 } d10e63f29488b0 Mel Gorman 2012-10-25 5379 :::::: The code at line 5277 was first introduced by commit :::::: 2cb37064a2b82cd8ebeeaaed21259b5912dff51d mm: support multi-size THP numa balancing :::::: TO: Baolin Wang <baolin.wang(a)linux.alibaba.com> :::::: CC: Liu Shixin <liushixin2(a)huawei.com> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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