syzbot


general protection fault in can_rx_register
Status: upstream: reported C repro on 2020/01/17 13:46
Reported-by: syzbot+c3ea30e1e2485573f953@syzkaller.appspotmail.com
First crash: 31d, last: 22h20m

Cause bisection: introduced by (bisect log):

commit 9868b5d44f3df9dd75247acd23dddff0a42f79be
Author: Kurt Van Dijck <dev.kurt@vandijck-laurijssen.be>
Date: Mon Oct 8 09:48:33 2018 +0000

  can: introduce CAN_REQUIRED_SIZE macro

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

Sample crash report:

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro
ci-upstream-kasan-gce-selinux-root 2020/02/16 11:57 upstream db70e26e 3de7aabb .config log report syz C
Crashes (6):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kasan-gce-selinux-root 2020/01/17 11:35 upstream f4353c3e 3de7aabb .config log report syz C davem@davemloft.net, linux-can@vger.kernel.org, linux-kernel@vger.kernel.org, mkl@pengutronix.de, netdev@vger.kernel.org, socketcan@hartkopp.net
ci-upstream-kasan-gce-smack-root 2020/01/17 05:11 upstream f5ae2ea6 3de7aabb .config log report syz C davem@davemloft.net, linux-can@vger.kernel.org, linux-kernel@vger.kernel.org, mkl@pengutronix.de, netdev@vger.kernel.org, socketcan@hartkopp.net
ci-upstream-kasan-gce 2020/01/17 03:01 upstream f5ae2ea6 3de7aabb .config log report syz C davem@davemloft.net, linux-can@vger.kernel.org, linux-kernel@vger.kernel.org, mkl@pengutronix.de, netdev@vger.kernel.org, socketcan@hartkopp.net
ci-upstream-net-this-kasan-gce 2020/01/17 04:09 net 567110f1 3de7aabb .config log report syz C davem@davemloft.net, linux-can@vger.kernel.org, linux-kernel@vger.kernel.org, mkl@pengutronix.de, netdev@vger.kernel.org, socketcan@hartkopp.net
ci-upstream-net-kasan-gce 2020/01/17 03:57 net-next 1ccf6c13 3de7aabb .config log report syz davem@davemloft.net, linux-can@vger.kernel.org, linux-kernel@vger.kernel.org, mkl@pengutronix.de, netdev@vger.kernel.org, socketcan@hartkopp.net
ci-upstream-kasan-gce 2020/01/17 01:21 upstream f5ae2ea6 3de7aabb .config log report davem@davemloft.net, linux-can@vger.kernel.org, linux-kernel@vger.kernel.org, mkl@pengutronix.de, netdev@vger.kernel.org, socketcan@hartkopp.net