syzbot


BUG: workqueue lockup (2)
Status: fixed on 2018/05/13 10:02
Reported-by: syzbot+e38be687a2450270a3b593bacb6b5795a7a74edb@syzkaller.appspotmail.com
Fix commit: 966031f3 n_tty: fix EXTPROC vs ICANON interaction with TIOCINQ (aka FIONREAD)
First crash: 1074d, last: 893d
similar bugs (8):
Kernel Title Repro Bisected Count Last Reported Patched Status
upstream BUG: workqueue lockup (4) C 47 337d 743d 16/17 fixed on 2019/12/13 00:31
linux-4.14 BUG: workqueue lockup C 62 9d19h 540d 0/1 upstream: reported C repro on 2019/04/29 11:26
upstream BUG: workqueue lockup C 172 1074d 1085d 3/17 fixed on 2017/11/11 01:37
upstream BUG: workqueue lockup (5) C cause 53 12d 279d 0/17 upstream: reported C repro on 2020/01/14 22:04
upstream BUG: workqueue lockup (3) C 1215 837d 890d 9/17 fixed on 2018/07/09 18:05
android-414 BUG: workqueue lockup C 114 402d 558d 0/1 public: reported C repro on 2019/04/11 00:00
linux-4.19 BUG: workqueue lockup C 15 16d 546d 0/1 upstream: reported C repro on 2019/04/22 20:37
android-49 BUG: workqueue lockup C 69 326d 558d 0/3 public: reported C repro on 2019/04/11 08:44

Sample crash report:

Crashes (406):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci-upstream-kasan-gce 2017/12/17 19:19 upstream f3b5ad89 d5beb42a .config log report syz C linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-386 2017/12/17 14:33 upstream f3b5ad89 d5beb42a .config log report syz
ci-upstream-next-kasan-gce 2017/12/23 17:15 linux-next 0e08c463 73aba437 .config log report syz
ci-upstream-next-kasan-gce 2017/12/22 16:05 linux-next 0e08c463 81fe66b4 .config log report syz
ci-upstream-next-kasan-gce 2017/12/17 13:53 linux-next 6084b576 d5beb42a .config log report syz
ci-upstream-kasan-gce-root 2018/05/10 17:24 upstream 008464a9 12c7428a .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2018/05/06 16:12 upstream ee946c36 6c18ddb0 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2018/05/04 19:38 upstream 15042698 9ce14f4b .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2018/05/03 18:57 upstream f4ef6a43 9ce14f4b .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2018/05/03 17:56 upstream f4ef6a43 9ce14f4b .config log report
ci-upstream-kasan-gce-root 2018/05/03 03:33 upstream 2d618bdf d5b114b4 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, penguin-kernel@I-love.SAKURA.ne.jp, vegard.nossum@oracle.com
ci-upstream-kasan-gce 2018/05/01 16:48 upstream fff75eb2 d5b114b4 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2018/04/27 16:25 upstream 0644f186 7785e404 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2018/04/19 01:35 upstream a27fc142 829f0234 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2018/04/16 23:34 upstream a27fc142 b80fd3b5 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2018/04/16 18:40 upstream 60cc43fc 802ac912 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2018/04/11 15:15 upstream b284d4d5 8b8de427 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, penguin-kernel@I-love.SAKURA.ne.jp, vegard.nossum@oracle.com
ci-upstream-kasan-gce 2018/04/11 03:00 upstream c18bb396 8b8de427 .config log report alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, o-takashi@sakamocchi.jp, perex@perex.cz, tiwai@suse.com
ci-upstream-kasan-gce 2018/04/11 00:16 upstream c18bb396 8b8de427 .config log report alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, o-takashi@sakamocchi.jp, perex@perex.cz, tiwai@suse.com
ci-upstream-kasan-gce 2018/04/10 22:02 upstream c18bb396 8b8de427 .config log report alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, o-takashi@sakamocchi.jp, perex@perex.cz, tiwai@suse.com
ci-upstream-kasan-gce-root 2018/04/10 13:34 upstream c18bb396 8e873e9d .config log report alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, o-takashi@sakamocchi.jp, perex@perex.cz, tiwai@suse.com
ci-upstream-kasan-gce-root 2018/04/10 04:51 upstream fd40ffc7 b9f65507 .config log report alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, o-takashi@sakamocchi.jp, perex@perex.cz, tiwai@suse.com
ci-upstream-kasan-gce-root 2018/04/10 03:37 upstream fd40ffc7 b9f65507 .config log report alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, o-takashi@sakamocchi.jp, perex@perex.cz, tiwai@suse.com
ci-upstream-kasan-gce-root 2018/04/10 01:55 upstream fd40ffc7 b9f65507 .config log report alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, o-takashi@sakamocchi.jp, perex@perex.cz, tiwai@suse.com
ci-upstream-kasan-gce-root 2018/04/09 19:10 upstream 3fd14cdc f13fb445 .config log report alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, o-takashi@sakamocchi.jp, perex@perex.cz, tiwai@suse.com
ci-upstream-kasan-gce 2018/04/09 17:00 upstream 3fd14cdc f13fb445 .config log report alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, o-takashi@sakamocchi.jp, perex@perex.cz, tiwai@suse.com
ci-upstream-kasan-gce 2018/04/09 13:52 upstream 3fd14cdc f13fb445 .config log report alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, o-takashi@sakamocchi.jp, perex@perex.cz, tiwai@suse.com
ci-upstream-kasan-gce 2018/04/09 03:01 upstream 3fd14cdc 77bd5117 .config log report alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, o-takashi@sakamocchi.jp, perex@perex.cz, tiwai@suse.com
ci-upstream-kasan-gce 2018/04/09 00:33 upstream 3fd14cdc 77bd5117 .config log report alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, o-takashi@sakamocchi.jp, perex@perex.cz, tiwai@suse.com
ci-upstream-kasan-gce 2018/04/08 22:45 upstream 3fd14cdc 77bd5117 .config log report alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, o-takashi@sakamocchi.jp, perex@perex.cz, tiwai@suse.com
ci-upstream-kasan-gce-386 2018/03/28 00:00 upstream 3eb2ce82 bf5e585c .config log report akpm@linux-foundation.org, aryabinin@virtuozzo.com, dvyukov@google.com, glider@google.com, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, mark.rutland@arm.com, tchibo@google.com, tglx@linutronix.de
ci-upstream-bpf-next-kasan-gce 2018/05/10 08:24 bpf-next ea7e3435 12c7428a .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-bpf-next-kasan-gce 2018/05/10 04:01 bpf-next ea7e3435 12c7428a .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-bpf-next-kasan-gce 2018/05/09 16:13 bpf-next 53a7bdfb 12c7428a .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-bpf-next-kasan-gce 2018/05/04 23:36 bpf-next e94fa1d9 9ce14f4b .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-bpf-next-kasan-gce 2018/05/04 22:19 bpf-next 5234ccf2 9ce14f4b .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-bpf-next-kasan-gce 2018/04/24 07:30 bpf-next fbcf93eb e7e85d36 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-bpf-next-kasan-gce 2018/04/23 16:57 bpf-next 48d7a07b 0d8e591c .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-bpf-next-kasan-gce 2018/04/23 02:34 bpf-next 878a4d32 d23fcf6c .config log report
ci-upstream-bpf-next-kasan-gce 2018/04/22 17:11 bpf-next 878a4d32 d23fcf6c .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-bpf-next-kasan-gce 2018/04/21 04:05 bpf-next 878a4d32 ca03d688 .config log report
ci-upstream-bpf-next-kasan-gce 2018/04/20 19:43 bpf-next 878a4d32 cc402841 .config log report akpm@linux-foundation.org, dzickus@redhat.com, frederic@kernel.org, linux-kernel@vger.kernel.org, mingo@kernel.org, mpe@ellerman.id.au, npiggin@gmail.com, tglx@linutronix.de
ci-upstream-bpf-next-kasan-gce 2018/04/20 15:23 bpf-next 878a4d32 cc402841 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-bpf-next-kasan-gce 2018/04/18 11:55 bpf-next a2d481b3 52643b44 .config log report
ci-upstream-bpf-next-kasan-gce 2018/04/17 19:02 bpf-next 5d136594 b80fd3b5 .config log report
ci-upstream-bpf-next-kasan-gce 2018/04/17 14:14 bpf-next 5d136594 b80fd3b5 .config log report
ci-upstream-bpf-next-kasan-gce 2018/04/17 01:31 bpf-next 5d136594 b80fd3b5 .config log report
ci-upstream-net-kasan-gce 2018/03/26 05:45 net-next 74b4bed9 e033c1f1 .config log report
ci-upstream-mmots-kasan-gce 2018/01/16 05:59 mmots ce3c209f e17f4a5d .config log report andriy.shevchenko@linux.intel.com, eric@anholt.net, gregkh@linuxfoundation.org, jan.kiszka@siemens.com, jslaby@suse.com, linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, phil@raspberrypi.org, rafael.gago@gmail.com, sean.wang@mediatek.com, tomas.melin@vaisala.com
ci-upstream-next-kasan-gce 2018/01/03 18:44 linux-next 73005e1a 00193447 .config log report Alexey.Brodkin@synopsys.com, andriy.shevchenko@linux.intel.com, david@lechnology.com, eric@anholt.net, gregkh@linuxfoundation.org, jan.kiszka@siemens.com, jslaby@suse.com, linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, phil@raspberrypi.org, rafael.gago@gmail.com, sean.wang@mediatek.com