CC: [email protected] TO: [email protected] tree: https://android.googlesource.com/kernel/common android12-5.10 head: ea97f3929567b2b7db49a6ded3bf6c4b2733a686 commit: 35eacb5c87b9b5e9683e25a24282cde1a2d4a1d5 [19/21] ANDROID: mm: allow vmas with vm_ops to be speculatively handled :::::: branch date: 3 months ago :::::: commit date: 3 months ago config: x86_64-randconfig-s022-20210722 (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 git remote add android-common https://android.googlesource.com/kernel/common git fetch --no-tags android-common android12-5.10 git checkout 35eacb5c87b9b5e9683e25a24282cde1a2d4a1d5 # 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/memory.c:3542:13: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted vm_fault_t [usertype] ret @@ got int @@ mm/memory.c:3542:13: sparse: expected restricted vm_fault_t [usertype] ret mm/memory.c:3542:13: sparse: got int mm/memory.c:5726:22: sparse: sparse: cast removes address space '__user' of expression mm/memory.c:981:17: sparse: sparse: context imbalance in 'copy_pte_range' - different lock contexts for basic block mm/memory.c:1663:16: sparse: sparse: context imbalance in '__get_locked_pte' - different lock contexts for basic block mm/memory.c:1712:9: sparse: sparse: context imbalance in 'insert_page' - different lock contexts for basic block mm/memory.c:2215:17: sparse: sparse: context imbalance in 'remap_pte_range' - different lock contexts for basic block mm/memory.c:2460:17: sparse: sparse: context imbalance in 'apply_to_pte_range' - unexpected unlock mm/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 'pte_spinlock' - different lock contexts for basic block >> arch/x86/include/asm/irqflags.h:54:9: sparse: sparse: context imbalance in >> '__pte_map_lock_speculative' - different lock contexts for basic block mm/memory.c:2704:13: sparse: sparse: context imbalance in 'pte_map_lock' - different lock contexts for basic block mm/memory.c:2715:6: sparse: sparse: context imbalance in 'pte_map_lock_addr' - different lock contexts for basic block mm/memory.c:3217:9: sparse: sparse: context imbalance in 'wp_page_copy' - unexpected unlock mm/memory.c: note: in included file: include/linux/mm.h:1022:9: sparse: sparse: context imbalance in 'finish_mkwrite_fault' - unexpected unlock mm/memory.c:3290:17: sparse: sparse: context imbalance in 'wp_pfn_shared' - unexpected unlock mm/memory.c:3353:19: sparse: sparse: context imbalance in 'do_wp_page' - different lock contexts for basic block mm/memory.c:3768:9: sparse: sparse: context imbalance in 'do_swap_page' - unexpected unlock mm/memory.c:3901:9: sparse: sparse: context imbalance in 'do_anonymous_page' - unexpected unlock mm/memory.c:4137:23: sparse: sparse: context imbalance in 'finish_fault' - unexpected unlock mm/memory.c:4431:17: sparse: sparse: context imbalance in 'do_numa_page' - unexpected unlock mm/memory.c:4690:9: sparse: sparse: context imbalance in 'handle_pte_fault' - unexpected unlock mm/memory.c:5234:5: sparse: sparse: context imbalance in 'follow_invalidate_pte' - different lock contexts for basic block mm/memory.c:5355:23: sparse: sparse: context imbalance in 'follow_pfn' - unexpected unlock mm/memory.c:5385:9: sparse: sparse: context imbalance in 'follow_phys' - unexpected unlock vim +/__pte_map_lock_speculative +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
Description: application/gzip
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