syzbot


INFO: rcu detected stall in __hrtimer_run_queues
Status: upstream: reported C repro on 2021/02/20 21:05
Reported-by: syzbot+de9526ade17c659d8336@syzkaller.appspotmail.com
First crash: 207d, last: 14d

Cause bisection: the issue happens on the oldest tested release (bisect log)
Crash: INFO: rcu detected stall in mac80211_hwsim_beacon (log)
Repro: C syz .config

Sample crash report:

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-root 2021/03/25 20:20 upstream 00232240 98682e5e .config log report syz C
Crashes (19):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-root 2021/02/16 20:47 upstream f40ddce8 98682e5e .config log report syz C INFO: rcu detected stall in __hrtimer_run_queues
ci-upstream-kasan-gce-root 2021/04/24 20:12 upstream 8db5efb8 17f0b706 .config log report info INFO: rcu detected stall in __hrtimer_run_queues
ci-upstream-kasan-gce-root 2021/02/23 19:51 upstream 3b9cdafb fcc6d71b .config log report info INFO: rcu detected stall in __hrtimer_run_queues
ci-upstream-kasan-gce-root 2021/02/22 09:19 upstream 31caf8b2 a659b3f1 .config log report info INFO: rcu detected stall in __hrtimer_run_queues
ci-upstream-kasan-gce-root 2021/02/22 08:41 upstream 31caf8b2 a659b3f1 .config log report info INFO: rcu detected stall in __hrtimer_run_queues
ci-upstream-kasan-gce-root 2021/01/29 12:14 upstream bec4c296 6593fd32 .config log report info INFO: rcu detected stall in __hrtimer_run_queues
ci-upstream-kasan-gce-root 2021/01/09 18:24 upstream 996e435f 2c1f2513 .config log report info
ci-upstream-kasan-gce-root 2021/01/02 15:40 upstream eda809ae 79264ae3 .config log report info
ci-upstream-kasan-gce-root 2020/12/11 09:30 upstream 33dc9614 f900b48c .config log report info
ci-upstream-kasan-gce-root 2020/12/11 07:50 upstream 33dc9614 f900b48c .config log report info
ci-upstream-kasan-gce-root 2020/12/10 16:04 upstream a2f5ea9e f900b48c .config log report info
ci-upstream-kasan-gce-root 2020/12/09 18:45 upstream a68a0262 c090b4da .config log report info
ci-upstream-kasan-gce-root 2020/12/09 14:58 upstream 7d8761ba 40cc414d .config log report info
ci-upstream-kasan-gce-root 2020/12/06 18:47 upstream 7059c2c0 c521566d .config log report info
ci-upstream-kasan-gce-root 2020/12/05 03:22 upstream e87297fa 20366b87 .config log report info
ci-upstream-kasan-gce-root 2020/12/01 01:26 upstream b6505459 b3a34598 .config log report info
ci-upstream-kasan-gce-root 2020/11/29 01:27 upstream 45e885c4 a0092f9d .config log report info
ci-upstream-net-this-kasan-gce 2020/11/17 05:02 net e2142ef2 1bf9a662 .config log report info
ci-upstream-net-this-kasan-gce 2020/10/14 18:09 net 1e40d75e fc7735a2 .config log report info