syzbot


KASAN: use-after-free Write in __vb2_cleanup_fileio
Status: upstream: reported C repro on 2018/10/29 20:18
Reported-by: syzbot+4e12d2d56f8ccc65c180@syzkaller.appspotmail.com
First crash: 206d, last: 203d

Bisection: introduced by (bisect log):

commit 4493b81bea24269df898339dee638d7c5cb2b2df
Author: Mahesh Bandewar <maheshb@google.com>
Date: Wed Mar 8 18:55:54 2017 +0000

  bonding: initialize work-queues during creation of bond

Tree: upstream
Crash: WARNING: ODEBUG bug in del_timer (log)
Repro: C syz .config

Sample crash report:

All crashes (2):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kasan-gce-root 2018/10/29 18:10 upstream 9f51ae62 7df9db2e .config log report syz C hverkuil@xs4all.nl, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, satendra.t@samsung.com, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-386 2018/11/01 08:56 upstream 59fc453b 1f38e9ae .config log report syz C kyungmin.park@samsung.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, m.szyprowski@samsung.com, mchehab@kernel.org, pawel@osciak.com