syzbot


INFO: rcu detected stall in tcp_write_timer (3)
Status: auto-closed as invalid on 2021/09/13 13:17
Reported-by: syzbot+@syzkaller.appspotmail.com
First crash: 125d, last: 125d
similar bugs (6):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: rcu detected stall in tcp_write_timer (2) 2 258d 313d 0/22 auto-closed as invalid on 2021/05/03 11:59
upstream INFO: rcu detected stall in tcp_write_timer 3 807d 802d 0/22 auto-closed as invalid on 2019/10/25 14:11
linux-4.14 INFO: rcu detected stall in tcp_write_timer 4 409d 652d 0/1 auto-closed as invalid on 2021/01/02 05:45
linux-4.19 INFO: rcu detected stall in tcp_write_timer 2 538d 592d 0/1 auto-closed as invalid on 2020/08/26 06:46
linux-4.19 BUG: soft lockup in tcp_write_timer (2) 1 35d 35d 0/1 upstream: reported on 2021/09/13 19:46
linux-4.19 BUG: soft lockup in tcp_write_timer 1 200d 200d 0/1 auto-closed as invalid on 2021/07/30 14:52

Sample crash report:

Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-386 2021/06/15 13:11 upstream 009c9aa5be65 58636922 .config log report info INFO: rcu detected stall in tcp_write_timer