syzbot


KASAN: slab-out-of-bounds Write in decode_data
Status: upstream: reported C repro on 2019/12/05 06:35
Reported-by: syzbot+fc8cd9a673d4577fb2e4@syzkaller.appspotmail.com
First crash: 176d, last: 20d

Cause bisection: the bug happens on the oldest tested release
Crash: WARNING: ODEBUG bug in corrupted (log)
Repro: C syz .config
similar bugs (2):
Kernel Title Repro Bisected Count Last Reported Patched Status
linux-4.19 KASAN: slab-out-of-bounds Write in decode_data C 1 5d20h 95d 0/1 upstream: reported C repro on 2020/02/23 06:53
linux-4.14 KASAN: slab-out-of-bounds Write in decode_data C 2 6d18h 96d 0/1 upstream: reported C repro on 2020/02/22 08:09

Sample crash report:

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro
ci-upstream-kasan-gce-selinux-root 2020/05/08 13:10 upstream 79dede78 59b57593 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/04/08 11:31 upstream f5e94d10 59b57593 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/01/26 11:48 upstream 2821e26f 85f26751 .config log report syz C
Crashes (7):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kasan-gce-selinux-root 2020/02/27 14:36 upstream f8788d86 59b57593 .config log report syz C ajk@comnets.uni-bremen.de, davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kasan-gce-root 2020/02/26 17:43 upstream f8788d86 59b57593 .config log report syz C ajk@comnets.uni-bremen.de, davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2019/12/07 02:42 upstream 7ada90eb 85f26751 .config log report syz C ajk@comnets.uni-bremen.de, davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kasan-gce-root 2019/12/04 23:27 upstream 63de3747 b2088328 .config log report syz C ajk@comnets.uni-bremen.de, davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/03/09 11:11 linux-next 770fbb32 2e9971bb .config log report syz C ajk@comnets.uni-bremen.de, davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2019/12/19 02:00 linux-next b9c5ef25 79b211f7 .config log report syz C ajk@comnets.uni-bremen.de, davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kasan-gce-root 2019/12/04 22:44 upstream 63de3747 b2088328 .config log report ajk@comnets.uni-bremen.de, davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org