syzbot


general protection fault in skb_unlink
Status: upstream: reported C repro on 2018/05/31 08:16
Reported-by: syzbot+278279efdd2730dd14bf@syzkaller.appspotmail.com
First crash: 1235d, last: 678d

Cause bisection: introduced by (bisect log) [merge commit]:
commit b45efa30a626e915192a6c548cd8642379cd47cc
Author: David S. Miller <davem@davemloft.net>
Date: Tue Feb 2 02:44:07 2016 +0000

  Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

Crash: BUG: spinlock lockup suspected in nf_conntrack_lock (log)
Repro: C syz .config

Fix bisection: failed (bisect log)
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.14 general protection fault in skb_unlink C done error 2 512d 692d 0/1 upstream: reported C repro on 2019/11/24 07:04
linux-4.19 general protection fault in skb_unlink C done 1 25d 692d 0/1 upstream: reported C repro on 2019/11/24 09:40

Sample crash report:

Crashes (8):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-root 2019/11/24 11:36 upstream 6b8a79467876 598ca6c8 .config log report syz C
ci-upstream-kasan-gce-smack-root 2019/11/24 10:29 upstream 6b8a79467876 598ca6c8 .config log report syz C
ci-upstream-kasan-gce 2019/11/24 08:45 upstream 6b8a79467876 598ca6c8 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2019/11/24 08:41 upstream 6b8a79467876 598ca6c8 .config log report syz C
ci-upstream-kasan-gce 2018/05/30 17:06 upstream 0044cdeb7313 2f93b54f .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2019/12/08 06:28 linux-next 558c2bf52f61 1508f453 .config log report syz C
ci-upstream-net-this-kasan-gce 2019/01/22 12:35 net 49a57857aeea 985f75cc .config log report
ci-upstream-net-kasan-gce 2018/12/02 21:27 net-next 97e6c858a26e e0d8c853 .config log report