syzbot


general protection fault in __tipc_sendstream
Status: upstream: reported C repro on 2020/05/27 19:34
Reported-by: syzbot+8eac6d030e7807c21d32@syzkaller.appspotmail.com
Fix commit: 4c21daae tipc: Fix NULL pointer dereference in __tipc_sendstream() 5e9eeccc tipc: fix NULL pointer dereference in streaming
Patched on: [ci2-upstream-kcsan-gce ci2-upstream-usb], missing on: [ci-qemu-upstream ci-qemu-upstream-386 ci-upstream-bpf-kasan-gce ci-upstream-bpf-next-kasan-gce ci-upstream-gce-leak ci-upstream-kasan-gce ci-upstream-kasan-gce-386 ci-upstream-kasan-gce-root ci-upstream-kasan-gce-selinux-root ci-upstream-kasan-gce-smack-root ci-upstream-kmsan-gce ci-upstream-kmsan-gce-386 ci-upstream-linux-next-kasan-gce-root ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce]
First crash: 38d, last: 7d17h

Cause bisection: introduced by (bisect log):

commit 0a3e060f340dbe232ffa290c40f879b7f7db595b
Author: Tuong Lien <tuong.t.lien@dektech.com.au>
Date: Tue May 26 09:38:38 2020 +0000

  tipc: add test for Nagle algorithm effectiveness

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

Sample crash report:

Crashes (444):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-net-kasan-gce 2020/05/27 00:35 net-next fb8ddaa9 9072c126 .config log report syz C davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/05 04:42 linux-next e7b08814 6720fdef .config log report syz C davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-net-kasan-gce 2020/06/02 02:53 net-next 1806c13d a0331e89 .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-net-kasan-gce 2020/05/26 23:27 net-next fb8ddaa9 9072c126 .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/27 03:02 linux-next e7b08814 aea82c00 .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/27 01:52 linux-next e7b08814 aea82c00 .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/27 00:21 linux-next e7b08814 aea82c00 .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/26 22:25 linux-next e7b08814 aea82c00 .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/26 15:57 linux-next e7b08814 aea82c00 .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/26 11:53 linux-next e7b08814 aea82c00 .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/26 10:26 linux-next e7b08814 aea82c00 .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/26 08:36 linux-next e7b08814 aea82c00 .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/26 05:42 linux-next e7b08814 aea82c00 .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/26 04:23 linux-next e7b08814 aea82c00 .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/25 08:05 linux-next e7b08814 54566aff .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/25 04:05 linux-next e7b08814 54566aff .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/24 23:44 linux-next e7b08814 54566aff .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/24 19:50 linux-next e7b08814 54566aff .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/24 15:06 linux-next e7b08814 54566aff .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/24 09:09 linux-next e7b08814 54566aff .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/24 07:44 linux-next e7b08814 54566aff .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/24 05:04 linux-next e7b08814 54566aff .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/24 03:56 linux-next e7b08814 54566aff .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/24 03:28 linux-next e7b08814 54566aff .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/23 23:31 linux-next e7b08814 54566aff .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/23 22:03 linux-next e7b08814 54566aff .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/23 20:55 linux-next e7b08814 54566aff .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/23 20:54 linux-next e7b08814 54566aff .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/23 15:16 linux-next e7b08814 54566aff .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/23 14:15 linux-next e7b08814 54566aff .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/22 02:44 linux-next e7b08814 4f2acff9 .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/22 00:24 linux-next e7b08814 4f2acff9 .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/21 23:18 linux-next e7b08814 4f2acff9 .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/21 20:13 linux-next e7b08814 4f2acff9 .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/21 19:06 linux-next e7b08814 4f2acff9 .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/20 07:40 linux-next e7b08814 81abc331 .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/19 20:04 linux-next e7b08814 81abc331 .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/19 16:45 linux-next e7b08814 bc258b50 .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/19 15:28 linux-next e7b08814 bc258b50 .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/19 13:15 linux-next e7b08814 bc258b50 .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/19 11:01 linux-next e7b08814 bc258b50 .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/18 23:43 linux-next e7b08814 d45a4d69 .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/18 13:41 linux-next e7b08814 d45a4d69 .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/18 02:38 linux-next e7b08814 b9f3810b .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/17 22:37 linux-next e7b08814 b9f3810b .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-linux-next-kasan-gce-root 2020/06/17 07:17 linux-next e7b08814 b9f3810b .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com