syzbot


WARNING in drop_nlink (2)
Status: upstream: reported C repro on 2020/10/13 17:02
Reported-by: syzbot+651ca866e5e2b4b5095b@syzkaller.appspotmail.com
First crash: 419d, last: 123d

Cause bisection: the issue happens on the oldest tested release (bisect log)
Crash: WARNING in sysfs_warn_dup (log)
Repro: C syz .config

Fix bisection: the fix commit could be any of (bisect log):
  583090b1b823 Merge tag 'block5.9-2020-10-08' of git://git.kernel.dk/linux-block
  9e9fb7655ed5 Merge tag 'net-next-5.15' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 WARNING in drop_nlink C error 2 55d 420d 0/1 upstream: reported C repro on 2020/10/08 09:54
upstream WARNING in drop_nlink C done error 1 589d 585d 17/22 fixed on 2020/09/16 22:51
Patch testing requests:
Created Duration User Patch Repo Result
2021/04/22 05:18 12m ducheng2@gmail.com patch linux-next report log
2021/04/22 03:42 11m ducheng2@gmail.com patch upstream report log
2021/04/22 03:17 11m ducheng2@gmail.com patch upstream report log
2021/04/20 03:10 22m ducheng2@gmail.com upstream report log

Sample crash report:

Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-smack-root 2020/10/09 16:56 upstream 583090b1b823 d81b165e .config log report syz C