syzbot


INFO: rcu detected stall in bad_area
Status: upstream: reported C repro on 2019/12/23 06:05
Reported-by: syzbot+79fe77a41f0f085ece70@syzkaller.appspotmail.com
First crash: 641d, last: 108d

Cause bisection: the issue happens on the oldest tested release (bisect log)
Crash: INFO: rcu detected stall in bad_area (log)
Repro: C syz .config

Fix bisection: the fix commit could be any of (bisect log):
  2187f215ebaa Merge tag 'for-5.5-rc2-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux
  303392fd5c16 Merge tag 'leds-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/pavel/linux-leds
Patch testing requests:
Created Duration User Patch Repo Result
2020/10/11 13:28 12m rkovhaev@gmail.com upstream report log
2020/09/17 08:24 11m rkovhaev@gmail.com upstream report log
2020/09/08 15:00 12m rkovhaev@gmail.com upstream report log

Sample crash report:

Crashes (6):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-selinux-root 2019/12/19 06:02 upstream 2187f215ebaa 79b211f7 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/03/01 00:45 upstream f8788d86ab28 59b57593 .config log report
ci-upstream-kasan-gce-selinux-root 2019/12/26 11:00 upstream 46cf053efec6 be5c2c81 .config log report
ci-upstream-kasan-gce-root 2019/12/25 15:44 upstream 46cf053efec6 be5c2c81 .config log report
ci-upstream-linux-next-kasan-gce-root 2020/02/27 18:36 linux-next bdc5461b23ca 59b57593 .config log report
ci-upstream-linux-next-kasan-gce-root 2020/02/13 03:50 linux-next 129759899765 84f4fc8a .config log report