syzbot


possible deadlock in __static_key_slow_dec
Status: upstream: reported C repro on 2020/03/05 17:35
Reported-by: syzbot+61ffbb75d30176841f76@syzkaller.appspotmail.com
First crash: 228d, last: 228d

Cause bisection: introduced by (bisect log):

commit b9a1e627405d68d475a3c1f35e685ccfb5bbe668
Author: Cong Wang <xiyou.wangcong@gmail.com>
Date: Thu Jul 4 00:21:13 2019 +0000

  hsr: implement dellink to clean up resources

Crash: general protection fault in send_hsr_supervision_frame (log)
Repro: C syz .config

Fix bisection: failed (bisect log)

Sample crash report:

Crashes (2):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci-upstream-kasan-gce-smack-root 2020/03/05 13:57 upstream 63623fd4 c88c7b75 .config log report syz C bristot@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, mingo@kernel.org, peterz@infradead.org, simon.horman@netronome.com
ci-upstream-kasan-gce-smack-root 2020/03/05 13:17 upstream 63623fd4 c88c7b75 .config log report bristot@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, mingo@kernel.org, peterz@infradead.org, simon.horman@netronome.com