syzbot


WARNING: refcount bug in do_enable_set
Status: upstream: reported C repro on 2020/04/18 06:44
Reported-by: syzbot+2e9900a1e1b3c9c96a77@syzkaller.appspotmail.com
First crash: 190d, last: 76d

Cause bisection: the issue happens on the oldest tested release (bisect log)
Crash: WARNING in sysfs_warn_dup (log)
Repro: C syz .config

Fix bisection: fixed by (bisect log):

commit b83764f9220a4a14525657466f299850bbc98de9
Author: Miao-chen Chou <mcchou@chromium.org>
Date: Tue Jun 30 03:15:00 2020 +0000

  Bluetooth: Fix kernel oops triggered by hci_adv_monitors_clear()

Patch testing requests:
Created Duration User Patch Repo Result
2020/09/11 09:29 17m anant.thazhemadam@gmail.com https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master OK

Sample crash report:

Crashes (8):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci-upstream-kasan-gce-smack-root 2020/08/06 08:33 upstream fffe3ae0 0487ea6f .config log report syz C davem@davemloft.net, johan.hedberg@gmail.com, kuba@kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, marcel@holtmann.org, netdev@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/08/04 09:16 upstream bcf87687 196277c4 .config log report syz C davem@davemloft.net, johan.hedberg@gmail.com, kuba@kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, marcel@holtmann.org, netdev@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/08/04 08:59 upstream bcf87687 196277c4 .config log report syz C davem@davemloft.net, johan.hedberg@gmail.com, kuba@kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, marcel@holtmann.org, netdev@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/08/04 07:08 upstream bcf87687 196277c4 .config log report syz C davem@davemloft.net, johan.hedberg@gmail.com, kuba@kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, marcel@holtmann.org, netdev@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/08/02 14:58 upstream ac3a0c84 63a73341 .config log report syz C davem@davemloft.net, johan.hedberg@gmail.com, kuba@kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, marcel@holtmann.org, netdev@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/05/18 01:26 upstream b9bbe6ed 37bccd4e .config log report davem@davemloft.net, johan.hedberg@gmail.com, kuba@kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, marcel@holtmann.org, netdev@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/05/14 10:24 upstream 24085f70 2d572622 .config log report davem@davemloft.net, johan.hedberg@gmail.com, kuba@kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, marcel@holtmann.org, netdev@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/04/14 02:07 upstream 8f3d9f35 7c54686a .config log report davem@davemloft.net, johan.hedberg@gmail.com, kuba@kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, marcel@holtmann.org, netdev@vger.kernel.org