tree/branch: https://gitee.com/openeuler/kernel.git OLK-5.10 branch HEAD: e9ed7f8615cefdeaa780b8a38f20f7740e30abbd !5553 mm: ksm: fix use-after-free kasan report in ksm_might_need_to_copy

Warning: (recently discovered and may have been fixed)

arch/arm64/kernel/vdso-ilp32/../vdso/vgettimeofday.c:15:5: warning: no previous prototype for '__kernel_gettimeofday' [-Wmissing-prototypes] arch/arm64/kernel/vdso-ilp32/../vdso/vgettimeofday.c:21:5: warning: no previous prototype for '__kernel_clock_getres' [-Wmissing-prototypes] arch/arm64/kernel/vdso-ilp32/../vdso/vgettimeofday.c:9:5: warning: no previous prototype for '__kernel_clock_gettime' [-Wmissing-prototypes]

Warning ids grouped by kconfigs:

gcc_recent_errors `-- arm64-randconfig-003-20240327 |-- arch-arm64-kernel-vdso-ilp32-..-vdso-vgettimeofday.c:warning:no-previous-prototype-for-__kernel_clock_getres |-- arch-arm64-kernel-vdso-ilp32-..-vdso-vgettimeofday.c:warning:no-previous-prototype-for-__kernel_clock_gettime `-- arch-arm64-kernel-vdso-ilp32-..-vdso-vgettimeofday.c:warning:no-previous-prototype-for-__kernel_gettimeofday clang_recent_errors `-- x86_64-buildonly-randconfig-002-20240328 `-- kernel-workqueue.o:warning:objtool:pwq_dec_nr_in_flight:unreachable-instruction

elapsed time: 1082m

configs tested: 26 configs skipped: 148

tested configs: arm64 allmodconfig clang arm64 allnoconfig gcc arm64 defconfig gcc arm64 randconfig-001-20240328 gcc arm64 randconfig-002-20240328 gcc arm64 randconfig-003-20240328 gcc arm64 randconfig-004-20240328 gcc x86_64 allnoconfig clang x86_64 allyesconfig clang x86_64 buildonly-randconfig-001-20240328 gcc x86_64 buildonly-randconfig-002-20240328 clang x86_64 buildonly-randconfig-003-20240328 gcc x86_64 buildonly-randconfig-004-20240328 gcc x86_64 buildonly-randconfig-005-20240328 gcc x86_64 buildonly-randconfig-006-20240328 gcc x86_64 defconfig gcc x86_64 randconfig-001-20240328 clang x86_64 randconfig-002-20240328 gcc x86_64 randconfig-003-20240328 clang x86_64 randconfig-004-20240328 gcc x86_64 randconfig-005-20240328 clang x86_64 randconfig-006-20240328 clang x86_64 randconfig-011-20240328 clang x86_64 randconfig-012-20240328 clang x86_64 randconfig-013-20240328 gcc x86_64 rhel-8.3-rust clang