Hello usb maintainers/developers, This is a 31-day syzbot report for the usb subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/usb During the period, 1 new issues were detected and 1 were fixed. In total, 96 issues are still open and 365 have already been fixed. Some of the still happening issues: Ref Crashes Repro Title <1> 25194 Yes WARNING in uvc_status_unregister https://syzkaller.appspot.com/bug?extid=9446d5e0d25571e6a212 <2> 10156 Yes KASAN: slab-use-after-free Read in hdm_disconnect https://syzkaller.appspot.com/bug?extid=916742d5d24f6c254761 <3> 4839 Yes KMSAN: uninit-value in dib3000mb_attach (2) https://syzkaller.appspot.com/bug?extid=c88fc0ebe0d5935c70da <4> 1754 Yes INFO: task hung in jbd2_journal_commit_transaction (5) https://syzkaller.appspot.com/bug?extid=3071bdd0a9953bc0d177 <5> 1573 Yes KASAN: use-after-free Read in v4l2_fh_init https://syzkaller.appspot.com/bug?extid=c025d34b8eaa54c571b8 <6> 1352 Yes KASAN: use-after-free Read in em28xx_init_extension (2) https://syzkaller.appspot.com/bug?extid=99d6c66dbbc484f50e1c <7> 1209 Yes INFO: rcu detected stall in hub_event https://syzkaller.appspot.com/bug?extid=ec5f884c4a135aa0dbb9 <8> 1011 Yes INFO: task hung in usbdev_open (2) https://syzkaller.appspot.com/bug?extid=b73659f5bb96fac34820 <9> 879 Yes general protection fault in ir_raw_event_store_with_filter https://syzkaller.appspot.com/bug?extid=34008406ee9a31b13c73 <10> 862 Yes INFO: task hung in usb_get_descriptor (2) https://syzkaller.appspot.com/bug?extid=e8db9d9e65feff8fa471 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@xxxxxxxxxxxxxxxx. To disable reminders for individual bugs, reply with the following command: #syz set <Ref> no-reminders To change bug's subsystems, reply with: #syz set <Ref> subsystems: new-subsystem You may send multiple commands in a single email message.