syzbot


INFO: rcu detected stall in sys_open (2)
Status: fixed on 2020/12/23 11:40
Reported-by: syzbot+7ee926c5e237e614ccb1@syzkaller.appspotmail.com
Fix commit: 1d0e850a49a5 afs: Fix cell removal
First crash: 674d, last: 321d

Cause bisection: the cause commit could be any of (bisect log):
  8ec426c7019e lustre: don't set f_version in ll_readdir
  ac0bf025d2c0 ima: Use i_version only when filesystem supports it
  7a11ac289c43 ntfs: remove i_version handling

Fix bisection: fixed by (bisect log) :
commit 1d0e850a49a5b56f8f3cb51e74a11e2fedb96be6
Author: David Howells <dhowells@redhat.com>
Date: Fri Oct 16 12:21:14 2020 +0000

  afs: Fix cell removal

similar bugs (3):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: rcu detected stall in sys_open 1 860d 860d 0/22 auto-closed as invalid on 2019/10/25 09:11
linux-4.19 INFO: rcu detected stall in sys_open 1 747d 747d 0/1 auto-closed as invalid on 2020/01/09 20:01
upstream INFO: rcu detected stall in sys_open (3) C inconclusive 3 25d 133d 0/22 upstream: reported C repro on 2021/05/17 10:12

Sample crash report:

Crashes (42):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-smack-root 2020/10/08 11:07 upstream c85fb28b6f99 1880b4a9 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/01/03 17:31 upstream 7ca4ad5ba886 9dcc1191 .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2019/11/23 21:44 linux-next b9d3d0140506 598ca6c8 .config log report syz C
ci-upstream-kasan-gce-root 2020/11/10 09:17 upstream 407ab579637c cca87986 .config log report info
ci-upstream-kasan-gce 2020/07/07 10:40 upstream 7cc2a8ea1048 51095195 .config log report
ci-upstream-kasan-gce-smack-root 2020/01/08 12:02 upstream ae6088216ce4 6738e0b3 .config log report
ci-upstream-kasan-gce-smack-root 2020/01/08 11:09 upstream ae6088216ce4 6738e0b3 .config log report
ci-upstream-kasan-gce-smack-root 2020/01/08 08:28 upstream ae6088216ce4 6738e0b3 .config log report
ci-upstream-kasan-gce-smack-root 2020/01/08 07:59 upstream ae6088216ce4 6738e0b3 .config log report
ci-upstream-kasan-gce-smack-root 2020/01/08 06:27 upstream ae6088216ce4 6738e0b3 .config log report
ci-upstream-kasan-gce-smack-root 2020/01/08 06:24 upstream ae6088216ce4 6738e0b3 .config log report
ci-upstream-kasan-gce-smack-root 2020/01/08 05:28 upstream ae6088216ce4 6738e0b3 .config log report
ci-upstream-kasan-gce-smack-root 2020/01/08 04:58 upstream ae6088216ce4 6738e0b3 .config log report
ci-upstream-kasan-gce-smack-root 2020/01/08 04:17 upstream ae6088216ce4 6738e0b3 .config log report
ci-upstream-kasan-gce-smack-root 2020/01/08 03:35 upstream ae6088216ce4 6738e0b3 .config log report
ci-upstream-kasan-gce-smack-root 2020/01/08 02:08 upstream ae6088216ce4 6738e0b3 .config log report
ci-upstream-kasan-gce-smack-root 2020/01/08 01:48 upstream ae6088216ce4 6738e0b3 .config log report
ci-upstream-kasan-gce-smack-root 2019/12/04 10:23 upstream 63de37476ebd 0ecb9746 .config log report
ci-upstream-kasan-gce-smack-root 2019/12/04 09:45 upstream 63de37476ebd 0ecb9746 .config log report
ci-upstream-kasan-gce-smack-root 2019/12/04 03:56 upstream 76bb8b05960c ae13a849 .config log report
ci-upstream-kasan-gce-smack-root 2019/12/04 02:50 upstream 76bb8b05960c ae13a849 .config log report
ci-upstream-kasan-gce-smack-root 2019/12/04 02:40 upstream 76bb8b05960c ae13a849 .config log report
ci-upstream-kasan-gce-smack-root 2019/12/04 01:39 upstream 76bb8b05960c ae13a849 .config log report
ci-upstream-kasan-gce-smack-root 2019/12/03 23:40 upstream 76bb8b05960c ae13a849 .config log report
ci-upstream-kasan-gce-smack-root 2019/12/03 23:23 upstream 76bb8b05960c ae13a849 .config log report
ci-upstream-kasan-gce-smack-root 2019/12/03 20:08 upstream 76bb8b05960c ae13a849 .config log report
ci-upstream-kasan-gce-smack-root 2019/12/03 19:43 upstream 76bb8b05960c ae13a849 .config log report
ci-upstream-kasan-gce-smack-root 2019/12/03 19:32 upstream 76bb8b05960c ae13a849 .config log report
ci-upstream-kasan-gce-smack-root 2019/12/03 16:46 upstream 76bb8b05960c ab342da3 .config log report
ci-upstream-kasan-gce-smack-root 2019/12/03 11:50 upstream 76bb8b05960c ab342da3 .config log report
ci-upstream-kasan-gce-smack-root 2019/12/03 09:13 upstream 596cf45cbf6e ab342da3 .config log report
ci-upstream-kasan-gce-smack-root 2019/12/03 08:45 upstream 596cf45cbf6e ab342da3 .config log report
ci-upstream-kasan-gce-smack-root 2019/12/03 07:26 upstream 596cf45cbf6e ab342da3 .config log report
ci-upstream-kasan-gce-smack-root 2019/12/03 07:10 upstream 596cf45cbf6e ab342da3 .config log report
ci-upstream-kasan-gce-smack-root 2019/12/03 07:04 upstream 596cf45cbf6e ab342da3 .config log report
ci-upstream-kasan-gce-smack-root 2019/12/03 01:19 upstream 596cf45cbf6e ab342da3 .config log report
ci-upstream-kasan-gce-smack-root 2019/12/03 01:15 upstream 596cf45cbf6e ab342da3 .config log report
ci-upstream-kasan-gce-smack-root 2019/12/02 23:13 upstream 596cf45cbf6e ab342da3 .config log report
ci-upstream-kasan-gce-smack-root 2019/12/02 22:00 upstream 596cf45cbf6e ab342da3 .config log report
ci-upstream-kasan-gce-smack-root 2019/12/02 21:24 upstream 596cf45cbf6e ab342da3 .config log report
ci-upstream-kasan-gce-smack-root 2019/12/02 21:22 upstream 596cf45cbf6e ab342da3 .config log report
ci-upstream-kasan-gce-smack-root 2019/12/02 20:20 upstream 596cf45cbf6e ab342da3 .config log report