syzbot


possible deadlock in v4l2_release
Status: upstream: reported C repro on 2018/11/16 22:09
Reported-by: syzbot+ea05c832a73d0615bf33@syzkaller.appspotmail.com
First crash: 244d, last: 204d

Bisection: introduced by (bisect log):

commit 757fdb51c14fda221ccb6999a865f7f895c79750
Author: Hans Verkuil <hans.verkuil@cisco.com>
Date: Mon May 21 08:54:59 2018 +0000

  media: vivid: add request support

Tree: upstream
Crash: possible deadlock in v4l2_release (log)
Repro: C syz .config

Sample crash report:

All crashes (181):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kasan-gce 2018/11/17 08:23 upstream 1ce80e0f b08ee62a .config log report syz C ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2018/11/18 00:09 upstream 1ce80e0f adf636a8 .config log report syz C brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2018/11/17 17:03 upstream 1ce80e0f b08ee62a .config log report syz C ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-selinux-root 2018/11/17 08:50 upstream e6a2562f b08ee62a .config log report syz C brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-386 2018/11/17 08:50 upstream 1ce80e0f b08ee62a .config log report syz C brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org, viro@zeniv.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2018/11/17 08:49 linux-next 442b8cea b08ee62a .config log report syz C brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce 2018/11/15 11:17 upstream 5929a1f0 5f5f6d14 .config log report ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce 2018/12/25 22:28 upstream 8fe28cb5 8a41a0ad .config log report brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce 2018/12/25 17:12 upstream 8fe28cb5 8a41a0ad .config log report ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce 2018/12/24 20:38 upstream 8fe28cb5 8a41a0ad .config log report ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce 2018/12/24 13:07 upstream 8fe28cb5 be79df56 .config log report brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce-root 2018/12/23 20:53 upstream 3c730b10 e3bd7ab8 .config log report ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce-smack-root 2018/12/23 19:01 upstream 9105b8aa e3bd7ab8 .config log report ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce 2018/12/23 17:37 upstream 9105b8aa e3bd7ab8 .config log report ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce 2018/12/23 02:19 upstream 23203e3f e3bd7ab8 .config log report brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce-smack-root 2018/12/22 19:50 upstream 23203e3f e3bd7ab8 .config log report brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce 2018/12/22 17:27 upstream 23203e3f e3bd7ab8 .config log report brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce 2018/12/22 11:35 upstream 5092adb2 603b5124 .config log report brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce 2018/12/22 10:06 upstream 5092adb2 603b5124 .config log report ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce 2018/12/21 21:11 upstream 5092adb2 588075e6 .config log report brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce 2018/12/21 18:14 upstream 9097a058 588075e6 .config log report ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce 2018/12/21 13:59 upstream 9097a058 588075e6 .config log report ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce-smack-root 2018/12/21 07:50 upstream 9097a058 2b497001 .config log report brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce 2018/12/21 02:23 upstream 9097a058 2b497001 .config log report ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce-smack-root 2018/12/20 18:43 upstream 1d51b4b1 aaf59e84 .config log report ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce 2018/12/19 09:11 upstream 62393dbc 4edaba93 .config log report ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce-smack-root 2018/12/17 22:33 upstream 7566ec39 def91db3 .config log report brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce 2018/12/17 18:54 upstream 7566ec39 def91db3 .config log report ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce-smack-root 2018/12/17 16:49 upstream 7566ec39 def91db3 .config log report brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce 2018/12/17 15:16 upstream 7566ec39 def91db3 .config log report brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce-root 2018/12/17 13:12 upstream 7566ec39 def91db3 .config log report ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce-smack-root 2018/12/17 02:08 upstream 7566ec39 def91db3 .config log report ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce 2018/12/16 15:07 upstream 6531e115 def91db3 .config log report ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce-selinux-root 2018/12/16 14:05 upstream 6531e115 def91db3 .config log report brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce 2018/12/16 09:10 upstream 6531e115 def91db3 .config log report brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce 2018/12/16 03:38 upstream 6531e115 def91db3 .config log report ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce-selinux-root 2018/12/15 20:18 upstream 6531e115 def91db3 .config log report brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce 2018/12/15 15:32 upstream 6531e115 c9128939 .config log report ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce-smack-root 2018/12/14 19:18 upstream eb6cf9f8 7624ddd6 .config log report ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce 2018/12/14 06:24 upstream 65e08c5e fe7127be .config log report brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce 2018/12/14 04:33 upstream 65e08c5e fe7127be .config log report brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce 2018/12/13 10:56 upstream f5d58277 f3d9d594 .config log report brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce-386 2018/12/25 21:35 upstream 8fe28cb5 8a41a0ad .config log report ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce-386 2018/12/23 01:18 upstream 23203e3f e3bd7ab8 .config log report brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce-386 2018/12/22 01:51 upstream 5092adb2 603b5124 .config log report brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce-386 2018/12/21 17:54 upstream 9097a058 588075e6 .config log report ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce-386 2018/12/20 13:50 upstream ab63e725 aaf59e84 .config log report ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce-386 2018/12/18 11:14 upstream 1a9430db def91db3 .config log report brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce-386 2018/12/15 21:37 upstream 6531e115 def91db3 .config log report ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce-386 2018/12/14 11:18 upstream 65e08c5e fe7127be .config log report brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce-386 2018/12/13 23:34 upstream 65e08c5e fe7127be .config log report brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-kasan-gce-386 2018/12/12 22:21 upstream f5d58277 02613a41 .config log report brian.warner@samsung.com, ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, sque@chromium.org
ci-upstream-linux-next-kasan-gce-root 2018/11/29 10:11 linux-next 442b8cea 4b6d14f2 .config log report ezequiel@collabora.com, hans.verkuil@cisco.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, niklas.soderlund+renesas@ragnatech.se, s.nawrocki@samsung.com, sakari.ailus@linux.intel.com, sque@chromium.org