syzbot


general protection fault in usb_set_interface
Status: fixed on 2019/12/13 00:31
Reported-by: syzbot+7fa38a608b1075dfd634@syzkaller.appspotmail.com
Fix commit: c7a19146 media: usbvision: Fix invalid accesses after device disconnect
First crash: 333d, last: 322d
duplicates (5):
Title Repro Bisected Count Last Reported Patched Status
KASAN: invalid-free in usbvision_release 1 325d 325d 0/17 closed as dup on 2019/09/20 15:35
KASAN: use-after-free Write in usbvision_scratch_alloc 5 252d 374d 0/17 closed as dup on 2019/09/20 15:34
KASAN: use-after-free Read in v4l2_release (2) 9 239d 318d 0/17 closed as dup on 2019/09/23 15:12
KASAN: use-after-free Read in usbvision_release 1 321d 320d 0/17 closed as dup on 2019/09/20 18:29
KASAN: use-after-free Write in usbvision_decompress_alloc 1 333d 325d 0/17 closed as dup on 2019/09/20 15:35
Patch testing requests:
Created Duration User Patch Repo Result
2019/12/12 16:52 17m stern@rowland.harvard.edu patch https://github.com/google/kasan.git 1f22d15c OK
2019/12/10 20:17 5m stern@rowland.harvard.edu patch https://github.com/google/kasan.git 1f22d15c error
2019/09/28 17:10 10m stern@rowland.harvard.edu patch https://github.com/google/kasan.git f0df5c1b report log
2019/09/26 19:39 10m stern@rowland.harvard.edu patch https://github.com/google/kasan.git f0df5c1b report log
2019/09/26 18:20 11m stern@rowland.harvard.edu patch https://github.com/google/kasan.git f0df5c1b report log
2019/09/26 17:41 10m stern@rowland.harvard.edu patch https://github.com/google/kasan.git f0df5c1b report log
2019/09/26 14:21 10m stern@rowland.harvard.edu patch https://github.com/google/kasan.git f0df5c1b report log
2019/09/26 02:00 9m stern@rowland.harvard.edu patch https://github.com/google/kasan.git f0df5c1b report log
2019/09/26 01:38 10m stern@rowland.harvard.edu patch https://github.com/google/kasan.git f0df5c1b report log
2019/09/26 01:18 4m stern@rowland.harvard.edu patch https://github.com/google/kasan.git f0df5c1b error
2019/09/25 21:34 11m stern@rowland.harvard.edu patch https://github.com/google/kasan.git f0df5c1b report log
2019/09/25 21:27 4m stern@rowland.harvard.edu patch https://github.com/google/kasan.git f0df5c1b error
2019/09/25 21:19 2m stern@rowland.harvard.edu patch https://github.com/google/kasan.git f0df5c1b error
2019/09/25 20:08 10m stern@rowland.harvard.edu patch https://github.com/google/kasan.git f0df5c1b report log
2019/09/25 19:06 9m stern@rowland.harvard.edu patch https://github.com/google/kasan.git f0df5c1b report log
2019/09/25 18:26 11m stern@rowland.harvard.edu patch https://github.com/google/kasan.git f0df5c1b report log
2019/09/19 14:03 10m stern@rowland.harvard.edu patch https://github.com/google/kasan.git f0df5c1b report log
2019/09/18 15:50 10m stern@rowland.harvard.edu patch https://github.com/google/kasan.git f0df5c1b report log
2019/09/18 14:35 9m stern@rowland.harvard.edu patch https://github.com/google/kasan.git f0df5c1b report log
2019/09/17 20:17 11m stern@rowland.harvard.edu patch https://github.com/google/kasan.git f0df5c1b report log
2019/09/17 18:31 11m stern@rowland.harvard.edu patch https://github.com/google/kasan.git f0df5c1b report log
2019/09/17 18:08 5m stern@rowland.harvard.edu patch https://github.com/google/kasan.git f0df5c1b error
2019/09/17 15:54 11m stern@rowland.harvard.edu patch https://github.com/google/kasan.git f0df5c1b report log
2019/09/17 15:16 10m stern@rowland.harvard.edu patch https://github.com/google/kasan.git f0df5c1b report log
2019/09/16 20:51 11m stern@rowland.harvard.edu patch https://github.com/google/kasan.git f0df5c1b report log

Sample crash report:

Crashes (3):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci2-upstream-usb 2019/09/12 01:00 https://github.com/google/kasan.git usb-fuzzer f0df5c1b f4e53c10 .config log report syz C gregkh@linuxfoundation.org, kai.heng.feng@canonical.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, mans@mansr.com, oneukum@suse.com, stern@rowland.harvard.edu
ci2-upstream-usb 2019/09/19 09:31 https://github.com/google/kasan.git usb-fuzzer f0df5c1b eb940044 .config log report gregkh@linuxfoundation.org, kai.heng.feng@canonical.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, mans@mansr.com, oneukum@suse.com, stern@rowland.harvard.edu
ci2-upstream-usb 2019/09/08 10:56 https://github.com/google/kasan.git usb-fuzzer f0df5c1b a60cb4cd .config log report gregkh@linuxfoundation.org, kai.heng.feng@canonical.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, mans@mansr.com, oneukum@suse.com, stern@rowland.harvard.edu