syzbot


general protection fault in __queue_work (2)
Status: upstream: reported C repro on 2020/03/07 03:55
Reported-by: syzbot+889cc963ed79ee90f74f@syzkaller.appspotmail.com
First crash: 516d, last: 8d22h

Cause bisection: introduced by (bisect log) :
commit 29dab2122492f6dbc0b895ca5bd047e166684d1a
Author: Dan Schatzberg <schatzberg.dan@gmail.com>
Date: Tue Feb 25 04:14:07 2020 +0000

  loop: use worker per cgroup instead of kworker

Crash: general protection fault in __loop_clr_fd (log)
Repro: C syz .config
similar bugs (5):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream general protection fault in __queue_work 3 883d 881d 0/22 auto-closed as invalid on 2019/09/02 09:35
linux-4.19 general protection fault in __queue_work syz done 1 100d 348d 1/1 fixed on 2021/05/29 15:40
linux-4.14 general protection fault in __queue_work syz error 1 211d 362d 0/1 upstream: reported syz repro on 2020/08/07 22:48
linux-4.19 KASAN: use-after-free Read in __queue_work syz 5 25d 367d 0/1 upstream: reported syz repro on 2020/08/03 04:16
linux-4.14 KASAN: use-after-free Read in __queue_work syz 4 24d 367d 0/1 upstream: reported syz repro on 2020/08/03 15:06

Sample crash report:

Crashes (7037):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-linux-next-kasan-gce-root 2020/06/28 09:35 linux-next 36e3135df4d4 ffec44b5 .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2020/04/02 06:24 linux-next 770fbb32d34e a34e2c33 .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2020/03/28 14:49 linux-next 770fbb32d34e f1ebdfba .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2020/03/21 19:33 linux-next 770fbb32d34e 4288d95e .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2020/03/20 18:23 linux-next 770fbb32d34e 2c31c529 .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2020/03/19 05:17 linux-next 770fbb32d34e 0a96a13c .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2020/03/15 12:12 linux-next 770fbb32d34e 749688d2 .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2020/03/09 07:44 linux-next 770fbb32d34e 2e9971bb .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2020/03/07 03:54 linux-next 770fbb32d34e fd2a5f28 .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2020/03/26 16:22 linux-next 770fbb32d34e 6d25c5a0 .config log report syz
ci-upstream-linux-next-kasan-gce-root 2020/03/16 07:08 linux-next 770fbb32d34e 749688d2 .config log report syz
ci2-upstream-usb 2021/07/27 18:50 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 4356ad83792f 17d6ab15 .config log report info general protection fault in __queue_work
ci2-upstream-usb 2021/07/22 20:26 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 8e6cb5d27e82 241790bb .config log report info general protection fault in __queue_work
ci2-upstream-usb 2021/06/09 16:55 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 60dfe484cef4 84fe5d96 .config log report info general protection fault in __queue_work
ci2-upstream-usb 2021/06/05 13:22 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 87191ca9f902 500c2339 .config log report info general protection fault in __queue_work
ci-upstream-linux-next-kasan-gce-root 2020/07/01 11:37 linux-next c28e58ee9dad 917afeaa .config log report
ci-upstream-linux-next-kasan-gce-root 2020/07/01 09:53 linux-next c28e58ee9dad 917afeaa .config log report
ci-upstream-linux-next-kasan-gce-root 2020/07/01 08:05 linux-next c28e58ee9dad 917afeaa .config log report
ci-upstream-linux-next-kasan-gce-root 2020/07/01 06:04 linux-next c28e58ee9dad 917afeaa .config log report
ci-upstream-linux-next-kasan-gce-root 2020/07/01 05:27 linux-next c28e58ee9dad 917afeaa .config log report
ci-upstream-linux-next-kasan-gce-root 2020/07/01 04:05 linux-next c28e58ee9dad 917afeaa .config log report
ci-upstream-linux-next-kasan-gce-root 2020/07/01 02:48 linux-next c28e58ee9dad 917afeaa .config log report
ci-upstream-linux-next-kasan-gce-root 2020/07/01 02:35 linux-next c28e58ee9dad 917afeaa .config log report
ci-upstream-linux-next-kasan-gce-root 2020/07/01 00:59 linux-next c28e58ee9dad 917afeaa .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/30 23:28 linux-next c28e58ee9dad 917afeaa .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/30 20:08 linux-next c28e58ee9dad 917afeaa .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/30 18:11 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/30 16:44 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/30 15:20 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/30 14:11 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/30 12:53 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/30 12:03 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/30 11:02 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/30 07:07 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/30 05:09 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/30 01:19 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/29 23:50 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/29 23:10 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/29 21:20 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/29 20:10 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/29 18:35 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/29 17:14 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/29 15:56 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/29 15:35 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/29 14:35 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/29 12:58 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/29 11:53 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/29 09:08 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/29 07:58 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/29 06:56 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/29 05:51 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/29 04:43 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/29 02:58 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/29 02:53 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/29 01:50 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/06/29 00:32 linux-next 36e3135df4d4 a2cdad9d .config log report
ci-upstream-linux-next-kasan-gce-root 2020/03/06 22:31 linux-next 770fbb32d34e fd2a5f28 .config log report
ci-upstream-linux-next-kasan-gce-root 2020/03/06 21:16 linux-next 770fbb32d34e c88c7b75 .config log report