syzbot


general protection fault in tcp_cleanup_ulp
Status: upstream: reported syz repro on 2018/09/06 08:50
Reported-by: syzbot+0b3ccd4f62dac2cf3a7d@syzkaller.appspotmail.com
First crash: 379d, last: 364d
Bisection: introduced by (bisect log):

commit 90545cdc3f2b2ea700e24335610cd181e73756da
Author: Daniel Borkmann <daniel@iogearbox.net>
Date: Thu Aug 16 19:49:07 2018 +0000

  tcp, ulp: fix leftover icsk_ulp_ops preventing sock from reattach

Tree: bpf
Crash: general protection fault in tcp_cleanup_ulp (log)
Repro: syz .config
Bisection: fixed by (bisect log):

commit 5607fff303636d48b88414c6be353d9fed700af2
Author: John Fastabend <john.fastabend@gmail.com>
Date: Tue Sep 18 16:01:44 2018 +0000

  bpf: sockmap only allow ESTABLISHED sock state

Tree: bpf

Sample crash report:

All crashes (6):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-bpf-kasan-gce 2018/09/12 09:59 bpf 28619527 3c88136c .config log report syz davem@davemloft.net, edumazet@google.com, kuznet@ms2.inr.ac.ru, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, yoshfuji@linux-ipv6.org
ci-upstream-kasan-gce-selinux-root 2018/09/06 06:18 upstream b36fdc68 873745f2 .config log report davem@davemloft.net, edumazet@google.com, kuznet@ms2.inr.ac.ru, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, yoshfuji@linux-ipv6.org
ci-upstream-net-this-kasan-gce 2018/09/21 17:39 net 10bc6a60 37079712 .config log report davem@davemloft.net, edumazet@google.com, kuznet@ms2.inr.ac.ru, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, yoshfuji@linux-ipv6.org
ci-upstream-bpf-kasan-gce 2018/09/19 16:25 bpf 4c3d795c 7f125108 .config log report davem@davemloft.net, edumazet@google.com, kuznet@ms2.inr.ac.ru, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, yoshfuji@linux-ipv6.org
ci-upstream-bpf-next-kasan-gce 2018/09/18 20:31 bpf-next 7900efc1 7f125108 .config log report davem@davemloft.net, edumazet@google.com, kuznet@ms2.inr.ac.ru, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, yoshfuji@linux-ipv6.org
ci-upstream-bpf-next-kasan-gce 2018/09/13 17:57 bpf-next 1edb6e03 19e9088b .config log report davem@davemloft.net, edumazet@google.com, kuznet@ms2.inr.ac.ru, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, yoshfuji@linux-ipv6.org