syzbot


WARNING in hid_alloc_report_buf
Status: upstream: reported C repro on 2021/02/23 08:06
Reported-by: syzbot+ab02336a647181a886a6@syzkaller.appspotmail.com
First crash: 160d, last: 84d

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 usbhid_submit_report (log)
Repro: C syz .config

Fix bisection: fixed by (bisect log) [merge commit]:
commit 231bc539066760aaa44d46818c85b14ca2f56d9f
Author: Linus Torvalds <torvalds@linux-foundation.org>
Date: Wed Jun 2 03:26:06 2021 +0000

  Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid

duplicates (1):
Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
WARNING in __usbhid_submit_report C 141 70d 202d 0/22 closed as dup on 2021/02/25 12:42
Patch testing requests:
Created Duration User Patch Repo Result
2021/02/25 12:59 43m snovitoll@gmail.com https://linux.googlesource.com/linux/kernel/git/torvalds/linux refs/changes/36/8636/2 OK

Sample crash report:

Crashes (5):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-smack-root 2021/02/19 08:47 upstream f40ddce88593 14052202 .config log report syz C WARNING in hid_alloc_report_buf
ci-upstream-kasan-gce-smack-root 2021/04/06 04:29 upstream 0a50438c8436 6a81331a .config log report info WARNING in hid_alloc_report_buf
ci-upstream-kasan-gce-smack-root 2021/03/22 14:39 upstream 0d02ec6b3136 bea32f74 .config log report info WARNING in hid_alloc_report_buf
ci-upstream-kasan-gce-smack-root 2021/03/22 14:38 upstream 0d02ec6b3136 bea32f74 .config log report info WARNING in hid_alloc_report_buf
ci-upstream-kasan-gce-smack-root 2021/02/19 07:57 upstream f40ddce88593 14052202 .config log report info WARNING in hid_alloc_report_buf