syzbot


general protection fault in skb_release_data (2)
Status: upstream: reported C repro on 2020/09/09 09:58
Reported-by: syzbot+ccfa5775bc1bda21ddd1@syzkaller.appspotmail.com
First crash: 20d, last: 2d04h

Cause bisection: introduced by (bisect log):

commit 6b25e21fa6f26d0f0d45f161d169029411c84286
Author: Linus Torvalds <torvalds@linux-foundation.org>
Date: Wed Oct 12 01:12:22 2016 +0000

  Merge tag 'drm-for-v4.9' of git://people.freedesktop.org/~airlied/linux

Crash: WARNING in nf_unregister_net_hook (log)
Repro: C syz .config
similar bugs (4):
Kernel Title Repro Bisected Count Last Reported Patched Status
linux-4.19 general protection fault in skb_release_data C 2 18d 22d 0/1 upstream: reported C repro on 2020/09/07 04:13
android-49 general protection fault in skb_release_data 1 1142d 1142d 1/3 fixed on 2017/10/23 20:15
linux-4.14 general protection fault in skb_release_data C 1 20d 20d 0/1 upstream: reported C repro on 2020/09/08 19:28
upstream general protection fault in skb_release_data syz 198 1138d 1140d 3/17 fixed on 2017/10/24 06:54

Sample crash report:

Crashes (7):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci-upstream-kasan-gce-selinux-root 2020/09/20 21:21 upstream 325d0eab 9564d2e9 .config log report syz C davem@davemloft.net, keescook@chromium.org, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, pankaj.laxminarayan.bharadiya@intel.com
ci-upstream-kasan-gce-root 2020/09/15 23:50 upstream fc4f28bb 6989d6f6 .config log report syz C davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/09/10 14:17 upstream 34d4ddd3 409809d8 .config log report syz C davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-net-this-kasan-gce 2020/09/08 13:03 net 19162fd4 abf9ba4f .config log report syz C davem@davemloft.net, keescook@chromium.org, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, pankaj.laxminarayan.bharadiya@intel.com
ci-upstream-net-kasan-gce 2020/09/08 09:49 net-next bb1416ad abf9ba4f .config log report syz C davem@davemloft.net, keescook@chromium.org, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, pankaj.laxminarayan.bharadiya@intel.com
ci-upstream-linux-next-kasan-gce-root 2020/09/27 00:48 linux-next d1d2220c 2d5ea0cb .config log report syz C davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-net-kasan-gce 2020/09/08 08:43 net-next bb1416ad abf9ba4f .config log report davem@davemloft.net, keescook@chromium.org, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, pankaj.laxminarayan.bharadiya@intel.com