syzbot


general protection fault in hctx_lock
Status: upstream: reported C repro on 2021/10/17 21:40
Reported-by: syzbot+005b78d4c45263d656dd@syzkaller.appspotmail.com
First crash: 48d, last: 42d

Cause bisection: introduced by (bisect log) :
commit f328476e373a7ce4b4d16c48fe85571044e025f5
Author: Christoph Hellwig <hch@lst.de>
Date: Tue Oct 12 10:40:45 2021 +0000

  blk-mq: cleanup blk_mq_submit_bio

Crash: general protection fault in hctx_lock (log)
Repro: C syz .config
Patch testing requests:
Created Duration User Patch Repo Result
2021/11/22 14:16 13m phind.uet@gmail.com linux-next report log
2021/10/25 10:39 10m phind.uet@gmail.com linux-next report log

Sample crash report:

Crashes (75):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-linux-next-kasan-gce-root 2021/10/16 21:21 linux-next 7c832d2f9b95 0c5d9412 .config log report syz C general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/20 06:15 linux-next 60e8840126bd 466b7db1 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/20 01:29 linux-next 60e8840126bd 466b7db1 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/19 22:06 linux-next 60e8840126bd 466b7db1 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/19 20:36 linux-next 60e8840126bd 466b7db1 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/19 18:59 linux-next 60e8840126bd 466b7db1 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/19 00:47 linux-next 60e8840126bd 24dc29db .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/18 23:17 linux-next 60e8840126bd 24dc29db .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/18 19:47 linux-next 60e8840126bd 0c5d9412 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/18 11:20 linux-next 60e8840126bd 0c5d9412 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/18 10:40 linux-next 60e8840126bd 0c5d9412 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/18 06:52 linux-next 7c832d2f9b95 0c5d9412 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/18 05:20 linux-next 7c832d2f9b95 0c5d9412 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/18 04:09 linux-next 7c832d2f9b95 0c5d9412 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/17 16:02 linux-next 7c832d2f9b95 0c5d9412 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/17 14:26 linux-next 7c832d2f9b95 0c5d9412 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/17 12:36 linux-next 7c832d2f9b95 0c5d9412 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/17 08:55 linux-next 7c832d2f9b95 0c5d9412 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/17 07:44 linux-next 7c832d2f9b95 0c5d9412 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/17 06:42 linux-next 7c832d2f9b95 0c5d9412 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/16 19:42 linux-next 7c832d2f9b95 0c5d9412 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/16 17:04 linux-next 7c832d2f9b95 0c5d9412 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/16 11:33 linux-next 7c832d2f9b95 0c5d9412 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/16 04:06 linux-next 7c832d2f9b95 0c5d9412 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/15 14:59 linux-next 7c832d2f9b95 0c5d9412 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/15 14:48 linux-next 7c832d2f9b95 0c5d9412 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/15 12:00 linux-next 7c832d2f9b95 0c5d9412 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/15 11:52 linux-next 7c832d2f9b95 0c5d9412 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/15 10:43 linux-next 7c832d2f9b95 0c5d9412 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/15 10:39 linux-next 7c832d2f9b95 0c5d9412 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/15 09:14 linux-next 8006b911c90a aab7690b .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/15 08:21 linux-next 8006b911c90a aab7690b .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/15 08:05 linux-next 8006b911c90a aab7690b .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/15 07:26 linux-next 8006b911c90a aab7690b .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/15 06:51 linux-next 8006b911c90a aab7690b .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/15 05:15 linux-next 8006b911c90a 7aa5fe41 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/15 01:58 linux-next 8006b911c90a 7aa5fe41 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/14 21:51 linux-next 8006b911c90a 7aa5fe41 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/14 21:22 linux-next 8006b911c90a 7aa5fe41 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/14 21:03 linux-next 8006b911c90a 7aa5fe41 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/14 20:58 linux-next 8006b911c90a 7aa5fe41 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/14 20:13 linux-next 8006b911c90a 7aa5fe41 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/14 19:43 linux-next 8006b911c90a 7aa5fe41 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/14 19:42 linux-next 8006b911c90a 7aa5fe41 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/14 19:33 linux-next 8006b911c90a 7aa5fe41 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/14 19:31 linux-next 8006b911c90a 7aa5fe41 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/14 19:27 linux-next 8006b911c90a 7aa5fe41 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/14 19:07 linux-next 8006b911c90a 7aa5fe41 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/14 18:47 linux-next 8006b911c90a 7aa5fe41 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/14 18:46 linux-next 8006b911c90a 7aa5fe41 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/14 18:23 linux-next 8006b911c90a 5462d470 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/14 13:54 linux-next 8006b911c90a 5462d470 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/14 12:45 linux-next 8006b911c90a 5462d470 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/14 12:35 linux-next 8006b911c90a 5462d470 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/14 05:46 linux-next 8006b911c90a 5462d470 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/14 04:39 linux-next 8006b911c90a 5462d470 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/14 01:34 linux-next 8006b911c90a 5462d470 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/14 01:34 linux-next 8006b911c90a 5462d470 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/13 23:43 linux-next 8006b911c90a 5462d470 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/13 23:16 linux-next 8006b911c90a 5462d470 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/13 22:19 linux-next 8006b911c90a 5462d470 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/13 22:07 linux-next 8006b911c90a 5462d470 .config log report info general protection fault in hctx_lock
ci-upstream-linux-next-kasan-gce-root 2021/10/13 21:30 linux-next 8006b911c90a 5462d470 .config log report info general protection fault in hctx_lock