syzbot


WARNING in i2cdev_detach_adapter
Status: upstream: reported C repro on 2021/05/17 11:37
Reported-by: syzbot+8c9d567bbd8a4ed98b55@syzkaller.appspotmail.com
First crash: 113d, last: 41d

Cause bisection: introduced by (bisect log) [ignored commit]:
commit f2c2e717642c66f7fe7e5dd69b2e8ff5849f4d10
Author: Andrey Konovalov <andreyknvl@google.com>
Date: Mon Feb 24 16:13:03 2020 +0000

  usb: gadget: add raw-gadget interface

Crash: WARNING in i2cdev_detach_adapter (log)
Repro: C syz .config

Fix bisection: fixed by (bisect log) [merge commit]:
commit bbd91626f71c1582301044f5942751eeb4ca98ba
Author: Linus Torvalds <torvalds@linux-foundation.org>
Date: Wed Jun 30 03:18:16 2021 +0000

  Merge tag '5.14-rc-smb3-fixes-part1' of git://git.samba.org/sfrench/cifs-2.6

Patch testing requests:
Created Duration User Patch Repo Result
2021/05/20 12:10 40m ducheng2@gmail.com patch upstream OK
2021/05/17 15:32 12m ducheng2@gmail.com upstream report log

Sample crash report:

Crashes (9):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-smack-root 2021/04/24 12:24 upstream e77a830c8297 17f0b706 .config log report syz C WARNING in i2cdev_detach_adapter
ci-upstream-kasan-gce-smack-root 2021/05/13 22:10 upstream c06a2ba62fc4 80f9b418 .config log report info WARNING in i2cdev_detach_adapter
ci-upstream-kasan-gce-smack-root 2021/05/07 21:18 upstream d2b6f8a17919 f6da8120 .config log report info WARNING in i2cdev_detach_adapter
ci-upstream-kasan-gce-smack-root 2021/05/05 13:49 upstream d2b6f8a17919 06c27ff5 .config log report info WARNING in i2cdev_detach_adapter
ci-upstream-kasan-gce-smack-root 2021/04/24 04:49 upstream e77a830c8297 17f0b706 .config log report info WARNING in i2cdev_detach_adapter
ci-upstream-kasan-gce-smack-root 2021/04/20 09:13 upstream 7af08140979a 4285c989 .config log report info WARNING in i2cdev_detach_adapter
ci-upstream-kasan-gce-smack-root 2021/04/05 05:37 upstream e49d033bddf5 6a81331a .config log report info WARNING in i2cdev_detach_adapter
ci-upstream-kasan-gce-smack-root 2021/04/02 01:28 upstream ffd9fb546d49 6a81331a .config log report info WARNING in i2cdev_detach_adapter
ci-upstream-kasan-gce-smack-root 2021/04/01 18:44 upstream d19cc4bfbff1 6a81331a .config log report info WARNING in i2cdev_detach_adapter