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: 255d, last: 24m

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 (639):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce 2021/10/27 19:18 upstream d25f27432f80 373bf66b .config log report syz C INFO: task hung in io_ring_exit_work
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-selinux-root 2021/11/27 16:24 upstream c5c17547b778 63eeac02 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-root 2021/11/27 11:26 upstream c5c17547b778 63eeac02 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-root 2021/11/27 04:09 upstream c5c17547b778 63eeac02 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-root 2021/11/27 02:23 upstream c5c17547b778 63eeac02 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/11/26 19:07 upstream a4849f6000e2 63eeac02 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-root 2021/11/26 17:03 upstream a4849f6000e2 63eeac02 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/11/26 15:25 upstream a4849f6000e2 63eeac02 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/11/26 14:08 upstream a4849f6000e2 63eeac02 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/11/26 12:09 upstream a4849f6000e2 63eeac02 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/11/26 08:27 upstream b501b85957de 63eeac02 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/11/26 04:23 upstream b501b85957de 63eeac02 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-smack-root 2021/11/26 02:59 upstream b501b85957de 63eeac02 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-root 2021/11/25 23:14 upstream b501b85957de 63eeac02 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/11/25 22:13 upstream b501b85957de 63eeac02 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-root 2021/11/25 14:21 upstream 5f53fa508db0 545ab074 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-root 2021/11/25 11:52 upstream 5f53fa508db0 545ab074 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-selinux-root 2021/11/25 08:52 upstream 5f53fa508db0 545ab074 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/11/25 07:27 upstream 5f53fa508db0 545ab074 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/11/25 01:16 upstream 5f53fa508db0 545ab074 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/11/24 19:00 upstream 5d9f4cf36721 545ab074 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-selinux-root 2021/11/24 17:53 upstream 5d9f4cf36721 545ab074 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-selinux-root 2021/11/24 16:17 upstream 5d9f4cf36721 545ab074 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-selinux-root 2021/11/24 11:56 upstream 5d9f4cf36721 545ab074 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/11/24 08:58 upstream 5d9f4cf36721 545ab074 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-root 2021/11/24 04:23 upstream 5d9f4cf36721 545ab074 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/11/23 19:17 upstream 136057256686 545ab074 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-root 2021/11/23 10:44 upstream 136057256686 545ab074 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-selinux-root 2021/11/23 09:11 upstream 136057256686 545ab074 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-root 2021/11/23 05:15 upstream 136057256686 545ab074 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/11/23 02:50 upstream 136057256686 545ab074 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/11/22 23:27 upstream 136057256686 545ab074 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/11/22 17:22 upstream 136057256686 545ab074 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/11/22 09:09 upstream 40c93d7fff6f 4eb20a4e .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-root 2021/11/22 07:32 upstream 40c93d7fff6f 4eb20a4e .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-smack-root 2021/11/21 18:07 upstream 923dcc5eb0c1 4eb20a4e .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-smack-root 2021/11/21 16:21 upstream 923dcc5eb0c1 4eb20a4e .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/11/21 07:54 upstream 923dcc5eb0c1 4eb20a4e .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce 2021/11/21 01:20 upstream a90af8f15bdc 4eb20a4e .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-kasan-gce-root 2021/11/20 09:25 upstream 9539ba4308ad 3a9d0024 .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 2021/11/19 21:43 upstream 4c388a8e740d 3a9d0024 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-linux-next-kasan-gce-root 2021/11/28 00:03 linux-next f81e94e91878 63eeac02 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-linux-next-kasan-gce-root 2021/11/27 08:34 linux-next f81e94e91878 63eeac02 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-linux-next-kasan-gce-root 2021/11/27 00:25 linux-next f81e94e91878 63eeac02 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-linux-next-kasan-gce-root 2021/11/26 07:18 linux-next f81e94e91878 63eeac02 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-linux-next-kasan-gce-root 2021/11/26 05:07 linux-next f81e94e91878 63eeac02 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-linux-next-kasan-gce-root 2021/11/24 03:13 linux-next aacdecce8147 545ab074 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-linux-next-kasan-gce-root 2021/11/23 18:44 linux-next aacdecce8147 545ab074 .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-linux-next-kasan-gce-root 2021/11/22 05:32 linux-next 5191249f8803 4eb20a4e .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-linux-next-kasan-gce-root 2021/11/21 21:06 linux-next 5191249f8803 4eb20a4e .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-linux-next-kasan-gce-root 2021/11/21 19:57 linux-next 5191249f8803 4eb20a4e .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-linux-next-kasan-gce-root 2021/11/21 00:41 linux-next 5191249f8803 4eb20a4e .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-linux-next-kasan-gce-root 2021/11/20 23:30 linux-next 5191249f8803 4eb20a4e .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-linux-next-kasan-gce-root 2021/11/20 18:12 linux-next 5191249f8803 4eb20a4e .config log report info INFO: task hung in io_ring_exit_work
ci-upstream-linux-next-kasan-gce-root 2021/11/20 10:36 linux-next 5191249f8803 3a9d0024 .config log report info INFO: task hung in io_ring_exit_work
ci-qemu2-riscv64 2021/09/03 23:19 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes 417166ddec02 d236a457 .config log report info INFO: task hung in io_ring_exit_work