syzbot


INFO: task hung in io_ring_exit_work
Status: upstream: reported C repro on 2021/04/05 09:16
Reported-by: syzbot+93f72b3885406bb09e0d@syzkaller.appspotmail.com
First crash: 141d, last: 3h33m

Cause bisection: introduced by (bisect log) [no-op commit]:
commit 7e923e6a3ceb877497dd9ee70d71fa33b94f332b
Author: Peter Zijlstra <peterz@infradead.org>
Date: Wed Dec 9 15:06:06 2020 +0000

  locking/selftests: Add local_lock inversion tests

Crash: WARNING: ODEBUG bug in netdev_run_todo (log)
Repro: C syz .config
Patch testing requests:
Created Duration User Patch Repo Result
2021/07/19 13:55 17m mail@anirudhrb.com upstream OK
2021/06/09 07:49 18m mail@anirudhrb.com linux-next error
2021/05/13 21:15 13m asml.silence@gmail.com https://github.com/isilence/linux.git syz_test7 report log
2021/05/07 19:53 15m asml.silence@gmail.com git://git.kernel.dk/linux-block io_uring-5.13 OK
2021/04/08 14:02 17m asml.silence@gmail.com https://github.com/isilence/linux.git syz_test3 report log
2021/04/08 13:39 17m asml.silence@gmail.com https://github.com/isilence/linux.git syz_test2 report log
2021/04/08 00:42 17m asml.silence@gmail.com https://github.com/isilence/linux.git syz_test2 report log
2021/04/07 19:55 17m asml.silence@gmail.com https://github.com/isilence/linux.git syz_test report log
2021/04/05 19:15 17m asml.silence@gmail.com https://github.com/isilence/linux.git iowq_cancel_unbounded report log

Sample crash report:

Crashes (161):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce 2021/04/05 09:16 upstream e49d033bddf5 6a81331a .config log report syz C INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/08/05 15:00 upstream 251a1524293d 7f7bb950 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/08/05 13:32 upstream 251a1524293d 7f7bb950 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-root 2021/08/05 03:25 upstream 251a1524293d b97d64c9 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-selinux-root 2021/08/03 03:16 upstream c500bee1c5b2 6c236867 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-root 2021/08/02 16:49 upstream c500bee1c5b2 6c236867 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-smack-root 2021/08/01 13:34 upstream f3438b4c4e69 6c236867 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-smack-root 2021/08/01 11:26 upstream f3438b4c4e69 6c236867 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/07/30 23:17 upstream 764a5bc89b12 6c236867 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-root 2021/07/28 17:42 upstream 7d549995d4e0 17d6ab15 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/07/28 16:16 upstream 7d549995d4e0 17d6ab15 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/07/28 12:26 upstream 7d549995d4e0 17d6ab15 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/07/28 00:53 upstream 7d549995d4e0 17d6ab15 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-root 2021/07/27 19:07 upstream ff1176468d36 fd511809 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/07/27 10:01 upstream ff1176468d36 fd511809 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-smack-root 2021/07/27 06:29 upstream ff1176468d36 fd511809 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-smack-root 2021/07/26 16:04 upstream ff1176468d36 fd511809 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/07/26 00:35 upstream d8079fac1681 4d1b57d4 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/07/22 20:40 upstream 3d5895cd3517 302e51de .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-root 2021/07/22 08:27 upstream 7b6ae471e541 29c3f20f .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-root 2021/07/22 04:34 upstream 7b6ae471e541 29c3f20f .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/07/21 03:16 upstream 8cae8cd89f05 1b201b48 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-selinux-root 2021/07/20 05:14 upstream 2734d6c1b1a0 bc48c9ab .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-smack-root 2021/07/18 23:19 upstream 1d67c8d993ba f115ae98 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-selinux-root 2021/07/18 22:17 upstream 1d67c8d993ba f115ae98 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/07/18 12:33 upstream ccbb22b9ab86 f115ae98 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-root 2021/07/18 00:40 upstream d980cc0620ae f115ae98 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/07/17 23:21 upstream d980cc0620ae f115ae98 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/07/17 21:04 upstream d980cc0620ae f115ae98 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/07/17 14:39 upstream d980cc0620ae f115ae98 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/07/16 09:50 upstream dd9c7df94c1b f115ae98 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/07/16 03:52 upstream dd9c7df94c1b f115ae98 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/07/15 08:11 upstream 8096acd7442e b9a2f64e .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/07/15 01:40 upstream 8096acd7442e 94e0b707 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/07/14 14:42 upstream 40226a3d96ef 484502bd .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/07/14 02:54 upstream 40226a3d96ef fa0594c3 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-root 2021/07/13 14:28 upstream 7fef2edf7cc7 f415556d .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/07/13 10:01 upstream 7fef2edf7cc7 f415556d .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/07/12 13:59 upstream e73f0f0ee754 a4869c92 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/07/12 08:47 upstream e73f0f0ee754 a4869c92 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/07/11 05:46 upstream 3dbdb38e2869 8f5a7b8c .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/07/10 05:47 upstream 3dbdb38e2869 8f5a7b8c .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-selinux-root 2021/07/09 21:14 upstream 3dbdb38e2869 281e815f .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/07/09 06:53 upstream 3dbdb38e2869 1b20171a .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/07/08 10:38 upstream 3dbdb38e2869 95793bce .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/03/17 14:43 upstream 1df27313f50a fdb2bb2c .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-386 2021/07/25 16:14 upstream 7ffca2bb9d8b 4d1b57d4 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-linux-next-kasan-gce-root 2021/08/02 13:28 linux-next 8d4b477da1a8 6c236867 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-linux-next-kasan-gce-root 2021/07/23 14:37 linux-next 90d856e71443 bc5f1d88 .config log report info INFO: task hung in io_ring_exit_work