syzbot


KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks (2)
Status: moderation: reported on 2021/06/02 03:38
Reported-by: syzbot+23e6d63bad68d0ee8fe2@syzkaller.appspotmail.com
First crash: 130d, last: 9d12h
similar bugs (1):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks 184 172d 324d 0/22 auto-closed as invalid on 2021/03/09 10:48

Sample crash report:

Crashes (87):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-upstream-kcsan-gce 2021/07/15 04:19 upstream 8096acd7442e b9a2f64e .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/07/14 23:49 upstream 8096acd7442e 94e0b707 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/07/13 12:06 upstream 7fef2edf7cc7 70168d5c .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/07/12 19:35 upstream e73f0f0ee754 f415556d .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/07/11 20:10 upstream 98f7fdced2e0 8f5a7b8c .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/07/11 13:37 upstream 3dbdb38e2869 8f5a7b8c .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/07/09 11:10 upstream 3dbdb38e2869 281e815f .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/07/08 21:07 upstream 3dbdb38e2869 1b20171a .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/07/08 02:03 upstream 3dbdb38e2869 95793bce .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/07/06 18:43 upstream 3dbdb38e2869 cca78469 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/07/06 11:31 upstream 3dbdb38e2869 6c4484eb .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/07/02 18:06 upstream 3dbdb38e2869 55aa55c2 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/07/01 13:29 upstream dbe69e433722 658ebc66 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/06/30 11:32 upstream 007b350a5875 84fd4c77 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/06/28 17:37 upstream 62fb9874f5da 9d2ab5df .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/06/27 22:09 upstream b4b27b9eed8e 9d2ab5df .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/06/26 07:35 upstream b7050b242430 9d2ab5df .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/06/26 01:10 upstream 44db63d1ad8d ae6bf8dd .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/06/25 00:24 upstream 4a09d388f2ab 0edbbe31 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/06/22 02:32 upstream a96bfed64c89 aba2b2fb .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/06/21 16:52 upstream 13311e74253f aba2b2fb .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/06/20 02:11 upstream 913ec3c22ef4 aba2b2fb .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/06/17 12:31 upstream 70585216fe77 aba2b2fb .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/06/15 22:04 upstream 94f0b2d4a1d0 990d3cbe .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/06/13 23:48 upstream e4e453434a19 1ba81399 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/06/11 13:53 upstream 06af8679449d 1ba81399 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/06/10 00:56 upstream cd1245d75ce9 1ba81399 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/06/07 11:01 upstream 614124bea77e e59537be .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/06/06 01:58 upstream f5b6eb1e0182 500c2339 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/06/05 01:04 upstream 16f0596fc1d7 500c2339 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/06/02 11:34 upstream 231bc5390667 0740de69 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/06/02 07:06 upstream 231bc5390667 032639db .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/05/31 19:35 upstream c2131f7e73c9 032639db .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/05/31 16:21 upstream 8124c8a6b353 032639db .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/05/31 02:17 upstream 8124c8a6b353 325a8dab .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/05/30 08:48 upstream b90e90f40b4f 325a8dab .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/05/30 00:18 upstream f956cb99b938 325a8dab .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/05/29 03:23 upstream 5ff2756afde0 858ea628 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/05/28 05:12 upstream 97e5bf604b7a 858ea628 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/05/27 03:01 upstream 7ac3a1c1ae51 858ea628 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/05/22 20:34 upstream 23d729263037 3c7fef33 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/05/21 00:01 upstream f01da525b3de 3c7fef33 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/05/19 22:42 upstream c3d0e3fd41b7 a343ba6b .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/05/17 04:58 upstream d07f6ca923ea f54a5c09 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/05/16 19:31 upstream 63d1cb53e26a f54a5c09 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/05/13 16:35 upstream c06a2ba62fc4 ecb594cb .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/05/11 04:13 upstream 1140ab592e2e ca873091 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/05/10 17:50 upstream 6efb943b8616 ca873091 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/05/06 15:24 upstream 8404c9fbc84b 06585184 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/05/06 00:51 upstream a79cdfba68a1 06c27ff5 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/04/04 05:00 upstream 2023a53bdf41 6a81331a .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/04/03 13:08 upstream d93a0d43e3d0 6a81331a .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/04/03 13:08 upstream d93a0d43e3d0 6a81331a .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/04/03 00:59 upstream 0a84c2e440f7 6a81331a .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/04/02 07:25 upstream 1678e493d530 6a81331a .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/04/01 22:08 upstream ffd9fb546d49 6a81331a .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/03/31 07:15 upstream 5e46d1b78a03 6a81331a .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/03/30 17:48 upstream 2bb25b3a748a 6a81331a .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/03/29 20:13 upstream 1e43c377a79f 6a81331a .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/03/28 20:22 upstream 36a14638f7c0 a8529b82 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/03/27 01:09 upstream 0f4498cef9f5 a8529b82 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/03/26 12:32 upstream db24726bfefa a8529b82 .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/03/24 05:09 upstream 7acac4b3196c e613994b .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/03/23 09:06 upstream 84196390620a 8092f30d .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/03/21 14:45 upstream 812da4d39463 4c9a64da .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/03/19 23:06 upstream 8b12a62a4e3e 3d01c4de .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks
ci2-upstream-kcsan-gce 2021/03/16 07:11 upstream 1a4431a5db2b fdb2bb2c .config log report info KCSAN: data-race in ext4_mb_regular_allocator / mb_free_blocks