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🐞 Open [970] 🐞 Fixed [3880] 🐞 Invalid [8364] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in munlock_vma_pages_range / try_to_unmap_one | 1 | 916d | 916d | 0/22 | auto-closed as invalid on 2020/03/10 21:44 | |||
upstream | KCSAN: data-race in munlock_vma_pages_range / try_to_unmap_one (6) | 2 | 530d | 553d | 0/22 | auto-closed as invalid on 2021/02/24 23:17 | |||
upstream | KCSAN: data-race in munlock_vma_pages_range / try_to_unmap_one (4) | 2 | 655d | 671d | 0/22 | auto-closed as invalid on 2020/10/22 10:22 | |||
upstream | KCSAN: data-race in munlock_vma_pages_range / try_to_unmap_one (3) | 2 | 715d | 734d | 0/22 | auto-closed as invalid on 2020/08/23 10:47 | |||
upstream | KCSAN: data-race in munlock_vma_pages_range / try_to_unmap_one (7) | 3 | 412d | 427d | 0/22 | auto-closed as invalid on 2021/06/22 19:33 | |||
upstream | KCSAN: data-race in munlock_vma_pages_range / try_to_unmap_one (2) | 1 | 831d | 831d | 0/22 | auto-closed as invalid on 2020/06/03 05:11 |
================================================================== BUG: KCSAN: data-race in munlock_vma_pages_range / try_to_unmap_one read-write to 0xffff888137a438e8 of 8 bytes by task 15958 on cpu 0: munlock_vma_pages_range+0x44/0x760 mm/mlock.c:453 munlock_vma_pages_all mm/internal.h:342 [inline] exit_mmap+0x128/0x3b0 mm/mmap.c:3206 __mmput+0xa2/0x220 kernel/fork.c:1079 mmput+0x38/0x40 kernel/fork.c:1100 exit_mm+0x2bd/0x320 kernel/exit.c:483 do_exit+0x3c2/0x15a0 kernel/exit.c:793 do_group_exit+0xa0/0x170 kernel/exit.c:903 __do_sys_exit_group+0xb/0x10 kernel/exit.c:914 __se_sys_exit_group+0x5/0x10 kernel/exit.c:912 __x64_sys_exit_group+0x16/0x20 kernel/exit.c:912 do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 read to 0xffff888137a438e8 of 8 bytes by task 15932 on cpu 1: try_to_unmap_one+0x544/0x1720 mm/rmap.c:1442 rmap_walk_file+0x260/0x4f0 mm/rmap.c:1933 rmap_walk mm/rmap.c:1951 [inline] try_to_munlock+0xe7/0x150 mm/rmap.c:1802 __munlock_isolated_page mm/mlock.c:141 [inline] __munlock_pagevec+0x57d/0x830 mm/mlock.c:351 munlock_vma_pages_range+0x581/0x760 mm/mlock.c:504 munlock_vma_pages_all mm/internal.h:342 [inline] exit_mmap+0x128/0x3b0 mm/mmap.c:3206 __mmput+0xa2/0x220 kernel/fork.c:1079 mmput+0x38/0x40 kernel/fork.c:1100 exit_mm+0x2bd/0x320 kernel/exit.c:483 do_exit+0x3c2/0x15a0 kernel/exit.c:793 do_group_exit+0xa0/0x170 kernel/exit.c:903 __do_sys_exit_group+0xb/0x10 kernel/exit.c:914 __se_sys_exit_group+0x5/0x10 kernel/exit.c:912 __x64_sys_exit_group+0x16/0x20 kernel/exit.c:912 do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 15932 Comm: syz-executor.0 Not tainted 5.9.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================
Manager | Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Title |
---|---|---|---|---|---|---|---|---|---|---|---|
ci2-upstream-kcsan-gce | 2020/10/24 11:39 | upstream | f11901ed723d | a1839e81 | .config | log | report | info |