CC: [email protected] CC: [email protected] TO: Alex Shi <[email protected]> CC: "Kirill A. Shutemov" <[email protected]> CC: Andrew Morton <[email protected]> CC: Linux Memory Management List <[email protected]>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 7fef2edf7cc753b51f7ccc74993971b0a9c81eca commit: b6769834aac1d467fa1c71277d15688efcbb4d76 mm/thp: narrow lru locking date: 7 months ago :::::: branch date: 17 hours ago :::::: commit date: 7 months ago config: x86_64-randconfig-s032-20210713 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.3-341-g8af24329-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b6769834aac1d467fa1c71277d15688efcbb4d76 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout b6769834aac1d467fa1c71277d15688efcbb4d76 # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> sparse warnings: (new ones prefixed by >>) mm/huge_memory.c:1640:20: sparse: sparse: context imbalance in 'madvise_free_huge_pmd' - unexpected unlock mm/huge_memory.c:1677:28: sparse: sparse: context imbalance in 'zap_huge_pmd' - unexpected unlock mm/huge_memory.c:1787:28: sparse: sparse: context imbalance in 'move_huge_pmd' - unexpected unlock mm/huge_memory.c:1891:20: sparse: sparse: context imbalance in 'change_huge_pmd' - unexpected unlock mm/huge_memory.c:1901:12: sparse: sparse: context imbalance in '__pmd_trans_huge_lock' - wrong count at exit mm/huge_memory.c:1918:12: sparse: sparse: context imbalance in '__pud_trans_huge_lock' - wrong count at exit mm/huge_memory.c:1947:28: sparse: sparse: context imbalance in 'zap_huge_pud' - unexpected unlock mm/huge_memory.c:2510:29: sparse: sparse: context imbalance in '__split_huge_page' - unexpected unlock mm/huge_memory.c: note: in included file (through include/linux/irqflags.h, arch/x86/include/asm/special_insns.h, arch/x86/include/asm/processor.h, ...): >> arch/x86/include/asm/irqflags.h:54:9: sparse: sparse: context imbalance in >> 'split_huge_page_to_list' - different lock contexts for basic block vim +/split_huge_page_to_list +54 arch/x86/include/asm/irqflags.h 6abcd98ffafbff include/asm-x86/irqflags.h Glauber de Oliveira Costa 2008-01-30 51 7a745be1cc902d arch/x86/include/asm/irqflags.h Peter Zijlstra 2020-06-03 52 static __always_inline void native_irq_enable(void) 6abcd98ffafbff include/asm-x86/irqflags.h Glauber de Oliveira Costa 2008-01-30 53 { 6abcd98ffafbff include/asm-x86/irqflags.h Glauber de Oliveira Costa 2008-01-30 @54 asm volatile("sti": : :"memory"); 6abcd98ffafbff include/asm-x86/irqflags.h Glauber de Oliveira Costa 2008-01-30 55 } 6abcd98ffafbff include/asm-x86/irqflags.h Glauber de Oliveira Costa 2008-01-30 56 :::::: The code at line 54 was first introduced by commit :::::: 6abcd98ffafbff81f0bfd7ee1d129e634af13245 x86: irqflags consolidation :::::: TO: Glauber de Oliveira Costa <[email protected]> :::::: CC: Ingo Molnar <[email protected]> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected]
.config.gz
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