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: 8096acd7442e613fad0354fc8dfdb2003cceea0b commit: b6769834aac1d467fa1c71277d15688efcbb4d76 mm/thp: narrow lru locking date: 7 months ago :::::: branch date: 18 hours ago :::::: commit date: 7 months ago config: x86_64-randconfig-s031-20210715 (attached as .config) compiler: gcc-10 (Ubuntu 10.3.0-1ubuntu1~20.04) 10.3.0 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 arch/x86/include/asm/msr.h, arch/x86/include/asm/processor.h, arch/x86/include/asm/cpufeature.h, ...): >> arch/x86/include/asm/paravirt.h:663:9: sparse: sparse: context imbalance in >> 'split_huge_page_to_list' - different lock contexts for basic block vim +/split_huge_page_to_list +663 arch/x86/include/asm/paravirt.h 139ec7c416248b include/asm-i386/paravirt.h Rusty Russell 2006-12-07 660 b5908548537ccd arch/x86/include/asm/paravirt.h Steven Rostedt 2010-11-10 661 static inline notrace void arch_local_irq_enable(void) 139ec7c416248b include/asm-i386/paravirt.h Rusty Russell 2006-12-07 662 { 5c83511bdb9832 arch/x86/include/asm/paravirt.h Juergen Gross 2018-08-28 @663 PVOP_VCALLEE0(irq.irq_enable); 139ec7c416248b include/asm-i386/paravirt.h Rusty Russell 2006-12-07 664 } 139ec7c416248b include/asm-i386/paravirt.h Rusty Russell 2006-12-07 665 :::::: The code at line 663 was first introduced by commit :::::: 5c83511bdb9832c86be20fb86b783356e2f58062 x86/paravirt: Use a single ops structure :::::: TO: Juergen Gross <[email protected]> :::::: CC: Thomas Gleixner <[email protected]> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected]
.config.gz
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