syzbot


KMSAN: uninit-value in can_receive
Status: fixed on 2020/02/18 14:31
Reported-by: syzbot+b02ff0707a97e4e79ebb@syzkaller.appspotmail.com
Fix commit: e7153bf7 can: can_dropped_invalid_skb(): ensure an initialized headroom in outgoing CAN sk_buffs
First crash: 306d, last: 216d
similar bugs (1):
Kernel Title Repro Bisected Count Last Reported Patched Status
upstream KMSAN: uninit-value in can_receive (2) C 1036 9h29m 40d 0/17 upstream: reported C repro on 2020/08/09 16:27

Sample crash report:

Crashes (14):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci-upstream-kmsan-gce 2019/12/03 09:39 https://github.com/google/kmsan.git master 940694c1 ab342da3 .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-kmsan-gce 2019/11/26 08:59 https://github.com/google/kmsan.git master 4a1d41e3 f746151a .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-kmsan-gce 2020/02/15 13:32 https://github.com/google/kmsan.git master 686a4f77 5d7b90f1 .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
ci-upstream-kmsan-gce 2020/02/14 00:27 https://github.com/google/kmsan.git master 686a4f77 c5ed587f .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
ci-upstream-kmsan-gce 2020/02/10 09:10 https://github.com/google/kmsan.git master 686a4f77 35f5e45e .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
ci-upstream-kmsan-gce 2020/01/27 13:25 https://github.com/google/kmsan.git master 686a4f77 dd56146d .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
ci-upstream-kmsan-gce 2020/01/16 19:13 https://github.com/google/kmsan.git master 686a4f77 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
ci-upstream-kmsan-gce 2020/01/16 04:04 https://github.com/google/kmsan.git master 686a4f77 f9b69507 .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
ci-upstream-kmsan-gce 2020/01/15 22:58 https://github.com/google/kmsan.git master 686a4f77 f9b69507 .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
ci-upstream-kmsan-gce 2019/12/30 20:34 https://github.com/google/kmsan.git master 997a8b55 af6b8ef8 .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
ci-upstream-kmsan-gce 2019/12/30 11:03 https://github.com/google/kmsan.git master 997a8b55 af6b8ef8 .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
ci-upstream-kmsan-gce 2019/12/08 10:36 https://github.com/google/kmsan.git master f8f75f03 1508f453 .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
ci-upstream-kmsan-gce 2019/11/26 08:00 https://github.com/google/kmsan.git master 4a1d41e3 f746151a .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
ci-upstream-kmsan-gce 2019/11/16 23:11 https://github.com/google/kmsan.git master 9c6a7162 d5696d51 .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