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: 873d, last: 317d

Cause bisection: introduced by (bisect log):

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 Bisected Count Last Reported Patched Status
linux-4.14 general protection fault in skb_unlink C cause+fix 2 150d 331d 0/1 upstream: reported C repro on 2019/11/24 07:04
linux-4.19 general protection fault in skb_unlink C cause 1 18h11m 331d 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 Maintainers
ci-upstream-kasan-gce-root 2019/11/24 11:36 upstream 6b8a7946 598ca6c8 .config log report syz C allison@lohutok.net, andriin@fb.com, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, edumazet@google.com, jonathan.lemon@gmail.com, jslaby@suse.cz, kafai@fb.com, linux-kernel@vger.kernel.org, mkubecek@suse.cz, netdev@vger.kernel.org, samitolvanen@google.com, songliubraving@fb.com, tglx@linutronix.de, willy@infradead.org, yhs@fb.com, yuehaibing@huawei.com
ci-upstream-kasan-gce-smack-root 2019/11/24 10:29 upstream 6b8a7946 598ca6c8 .config log report syz C allison@lohutok.net, andriin@fb.com, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, edumazet@google.com, info@metux.net, jonathan.lemon@gmail.com, jslaby@suse.cz, kafai@fb.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, samitolvanen@google.com, songliubraving@fb.com, tglx@linutronix.de, willy@infradead.org, yhs@fb.com, yuehaibing@huawei.com
ci-upstream-kasan-gce 2019/11/24 08:45 upstream 6b8a7946 598ca6c8 .config log report syz C allison@lohutok.net, andriin@fb.com, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, edumazet@google.com, jonathan.lemon@gmail.com, jslaby@suse.cz, kafai@fb.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, samitolvanen@google.com, songliubraving@fb.com, tglx@linutronix.de, willy@infradead.org, yhs@fb.com, yuehaibing@huawei.com
ci-upstream-kasan-gce-selinux-root 2019/11/24 08:41 upstream 6b8a7946 598ca6c8 .config log report syz C andriin@fb.com, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, edumazet@google.com, jonathan.lemon@gmail.com, jslaby@suse.cz, kafai@fb.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, samitolvanen@google.com, songliubraving@fb.com, tglx@linutronix.de, willy@infradead.org, yhs@fb.com, yuehaibing@huawei.com
ci-upstream-kasan-gce 2018/05/30 17:06 upstream 0044cdeb 2f93b54f .config log report syz C davem@davemloft.net, ebiggers@google.com, edumazet@google.com, ktkhai@virtuozzo.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tklauser@distanz.ch, tom@quantonium.net, viro@ZenIV.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2019/12/08 06:28 linux-next 558c2bf5 1508f453 .config log report syz C andriin@fb.com, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, edumazet@google.com, info@metux.net, jonathan.lemon@gmail.com, jslaby@suse.cz, kafai@fb.com, linux-kernel@vger.kernel.org, mkubecek@suse.cz, netdev@vger.kernel.org, samitolvanen@google.com, songliubraving@fb.com, tglx@linutronix.de, willy@infradead.org, yhs@fb.com, yuehaibing@huawei.com
ci-upstream-net-this-kasan-gce 2019/01/22 12:35 net 49a57857 985f75cc .config log report asmadeus@codewreck.org, davem@davemloft.net, edumazet@google.com, gregkh@linuxfoundation.org, ktkhai@virtuozzo.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tom@quantonium.net
ci-upstream-net-kasan-gce 2018/12/02 21:27 net-next 97e6c858 e0d8c853 .config log report asmadeus@codewreck.org, davem@davemloft.net, edumazet@google.com, ktkhai@virtuozzo.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tom@quantonium.net, viro@ZenIV.linux.org.uk