syzbot


WARNING in print_bfs_bug
Status: fixed on 2020/11/16 12:12
Reported-by: syzbot+62ebe501c1ce9a91f68c@syzkaller.appspotmail.com
Fix commit: 6d1823ccc480 lockdep: Optimize the memory usage of circular queue
First crash: 769d, last: 413d

Cause bisection: introduced by (bisect log) :
commit 9c61acffe2b8833152041f7b6a02d1d0a17fd378
Author: Song Liu <songliubraving@fb.com>
Date: Wed Oct 23 00:24:28 2019 +0000

  mm,thp: recheck each page before collapsing file THP

Crash: WARNING in collapse_file (log)
Repro: C syz .config
Patch testing requests:
Created Duration User Patch Repo Result
2020/07/24 11:16 17m penguin-kernel@i-love.sakura.ne.jp patch upstream OK
2020/07/24 06:00 14m penguin-kernel@i-love.sakura.ne.jp patch upstream report log

Sample crash report:

Crashes (14759):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-smack-root 2020/09/01 06:49 upstream f75aef392f86 d5a3ae1f .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/08/30 01:23 upstream 4d41ead6ead9 d5a3ae1f .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/08/11 16:36 upstream 00e4db51259a bacaf5fa .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/07/18 22:42 upstream 6a70f89cc58f 9c812472 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/07/18 20:03 upstream 6a70f89cc58f 9c812472 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/07/18 09:38 upstream 8882572675c1 9c812472 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/07/18 04:57 upstream 8882572675c1 9c812472 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/05/29 06:16 upstream 75caf310d16c d19ed305 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/05/06 16:50 upstream dc56c5acd850 4618eb2d .config log report syz C
ci-upstream-kasan-gce 2020/03/25 07:32 upstream 76ccd234269b 41f049cc .config log report syz C
ci-upstream-kasan-gce 2020/03/24 11:10 upstream 979e52ca0469 33e14df3 .config log report syz C
ci-upstream-kasan-gce 2020/03/24 08:16 upstream 979e52ca0469 33e14df3 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/03/22 14:54 upstream b74b991fb8b9 78267cec .config log report syz C
ci-upstream-kasan-gce 2020/03/21 17:48 upstream 5ad0ec0b8652 4288d95e .config log report syz C
ci-upstream-kasan-gce 2020/03/21 14:48 upstream 5ad0ec0b8652 4288d95e .config log report syz C
ci-upstream-kasan-gce 2020/03/19 22:59 upstream cd607737f3b8 2c31c529 .config log report syz C
ci-upstream-kasan-gce 2020/03/19 05:05 upstream 5076190daded 0a96a13c .config log report syz C
ci-upstream-kasan-gce-root 2020/03/19 03:07 upstream 5076190daded 0a96a13c .config log report syz C
ci-upstream-kasan-gce 2020/03/17 18:13 upstream fb33c6510d55 749688d2 .config log report syz C
ci-upstream-kasan-gce 2020/03/17 13:41 upstream fb33c6510d55 749688d2 .config log report syz C
ci-upstream-kasan-gce 2020/03/17 09:21 upstream fb33c6510d55 749688d2 .config log report syz C
ci-upstream-kasan-gce 2020/03/17 04:51 upstream fb33c6510d55 749688d2 .config log report syz C
ci-qemu-upstream-386 2020/06/24 01:56 upstream 435faf5c218a bbad15ae .config log report syz C
ci-qemu-upstream-386 2020/06/18 03:54 upstream 435faf5c218a d45a4d69 .config log report syz C
ci-qemu-upstream-386 2020/06/14 03:35 upstream 435faf5c218a dbce178a .config log report syz C
ci-qemu-upstream-386 2020/06/07 08:43 upstream 435faf5c218a e6b89e4e .config log report syz C
ci-upstream-kasan-gce-386 2020/03/22 20:46 upstream b74b991fb8b9 78267cec .config log report syz C
ci-upstream-kasan-gce-386 2020/03/22 07:50 upstream b74b991fb8b9 78267cec .config log report syz C
ci-upstream-kasan-gce-386 2020/03/21 19:38 upstream 5ad0ec0b8652 4288d95e .config log report syz C
ci-upstream-kasan-gce-386 2020/03/19 23:37 upstream cd607737f3b8 2c31c529 .config log report syz C
ci-upstream-kasan-gce-386 2020/03/19 06:28 upstream 5076190daded 0a96a13c .config log report syz C
ci-upstream-kasan-gce-386 2020/03/18 12:03 upstream ac309e7744be 97bc55ce .config log report syz C
ci-upstream-kasan-gce-386 2020/03/18 04:20 upstream ac309e7744be 97bc55ce .config log report syz C
ci-upstream-kasan-gce-386 2020/03/17 20:06 upstream fb33c6510d55 749688d2 .config log report syz C
ci-upstream-kasan-gce-386 2020/03/17 16:14 upstream fb33c6510d55 749688d2 .config log report syz C
ci-upstream-kasan-gce-386 2020/03/17 12:01 upstream fb33c6510d55 749688d2 .config log report syz C
ci-upstream-net-this-kasan-gce 2020/08/31 20:20 net c8146fe292a7 d5a3ae1f .config log report syz C
ci-upstream-net-this-kasan-gce 2020/07/18 18:51 net 2ccb0161a0e9 9c812472 .config log report syz C
ci-upstream-net-this-kasan-gce 2020/07/18 16:10 net 2ccb0161a0e9 9c812472 .config log report syz C
ci-upstream-net-this-kasan-gce 2020/07/18 03:43 net 473309fb8372 9c812472 .config log report syz C
ci-upstream-net-kasan-gce 2020/08/30 23:06 net-next 0f091e43310f d5a3ae1f .config log report syz C
ci-upstream-net-kasan-gce 2020/08/15 12:17 net-next 7fca4dee610d 424dd8e7 .config log report syz C
ci-upstream-net-kasan-gce 2020/08/11 02:39 net-next bfdd5aaa54b0 7adc7b65 .config log report syz C
ci-upstream-net-kasan-gce 2020/07/18 11:06 net-next 4291dc1a5608 9c812472 .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2020/07/18 10:35 linux-next 4c43049f19a2 9c812472 .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2020/07/18 00:30 linux-next 4c43049f19a2 9c812472 .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2019/10/31 20:38 linux-next 49afce6d47fe a41ca8fa .config log report syz C
ci-upstream-kasan-gce 2020/08/17 20:59 upstream 9123e3a74ec7 424dd8e7 .config log report
ci-upstream-kasan-gce-root 2020/06/24 14:56 upstream 7ae77150d94d 54566aff .config log report
ci-qemu-upstream 2020/01/15 06:41 upstream 452424cdcbca fa12bd3c .config log report
ci-upstream-kasan-gce-386 2020/06/25 15:20 upstream 7ae77150d94d 54566aff .config log report
ci-upstream-net-this-kasan-gce 2020/10/15 16:47 net 2ef813b8f405 63869021 .config log report info
ci-upstream-bpf-kasan-gce 2020/06/21 17:06 bpf 29fcb05bbf1a 4f2acff9 .config log report
ci-upstream-net-this-kasan-gce 2019/10/25 22:51 net 65921376425f c2e837da .config log report
ci-upstream-bpf-next-kasan-gce 2020/06/30 21:50 bpf-next cb8e59cc8720 917afeaa .config log report
ci-upstream-linux-next-kasan-gce-root 2020/10/01 11:49 linux-next de69ee6df1cf a9767fb2 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/10/01 10:43 linux-next de69ee6df1cf a9767fb2 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/10/01 09:40 linux-next de69ee6df1cf a9767fb2 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/10/01 08:48 linux-next de69ee6df1cf a9767fb2 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/10/01 08:28 linux-next de69ee6df1cf a9767fb2 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/10/01 08:10 linux-next de69ee6df1cf a9767fb2 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/10/01 07:50 linux-next de69ee6df1cf a9767fb2 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/10/01 07:21 linux-next de69ee6df1cf a9767fb2 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/10/01 06:55 linux-next de69ee6df1cf a9767fb2 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/10/01 06:31 linux-next de69ee6df1cf a9767fb2 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/10/01 06:05 linux-next de69ee6df1cf a9767fb2 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/10/01 05:32 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/10/01 04:30 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/10/01 03:21 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/10/01 02:10 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/10/01 02:05 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 23:24 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 22:23 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 22:05 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 21:45 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 21:26 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 21:07 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 20:39 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 20:12 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 19:48 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 19:24 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 18:45 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 17:08 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 16:22 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 16:01 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 15:41 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 15:21 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 14:49 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 14:25 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 14:00 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 13:40 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 13:20 linux-next de69ee6df1cf 8516f6d3 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 12:19 linux-next 49e7e3e905e4 5abc3f1a .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 11:49 linux-next 49e7e3e905e4 5abc3f1a .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 10:37 linux-next 49e7e3e905e4 5abc3f1a .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 10:34 linux-next 49e7e3e905e4 5abc3f1a .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 09:32 linux-next 49e7e3e905e4 5abc3f1a .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/09/30 08:18 linux-next 49e7e3e905e4 5abc3f1a .config log report info