[syzbot] Monthly usb report (Dec 2023)

From: syzbot
Date: Tue Dec 05 2023 - 04:53:39 EST


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, 2 new issues were detected and 0 were fixed.
In total, 63 issues are still open and 331 have been fixed so far.

Some of the still happening issues:

Ref Crashes Repro Title
<1> 2852 Yes WARNING in firmware_fallback_sysfs
https://syzkaller.appspot.com/bug?extid=95f2e2439b97575ec3c0
<2> 2755 Yes KMSAN: uninit-value in dib3000mb_attach (2)
https://syzkaller.appspot.com/bug?extid=c88fc0ebe0d5935c70da
<3> 824 Yes general protection fault in ir_raw_event_store_with_filter
https://syzkaller.appspot.com/bug?extid=34008406ee9a31b13c73
<4> 540 Yes INFO: task hung in hub_port_init (3)
https://syzkaller.appspot.com/bug?extid=b6f11035e572f08bc20f
<5> 395 Yes INFO: task hung in usbdev_open (2)
https://syzkaller.appspot.com/bug?extid=b73659f5bb96fac34820
<6> 304 Yes KASAN: use-after-free Read in v4l2_fh_init
https://syzkaller.appspot.com/bug?extid=c025d34b8eaa54c571b8
<7> 239 Yes INFO: task hung in netdev_run_todo (2)
https://syzkaller.appspot.com/bug?extid=9d77543f47951a63d5c1
<8> 226 No INFO: task hung in hub_event (3)
https://syzkaller.appspot.com/bug?extid=a7edecbf389d11a369d4
<9> 187 Yes INFO: rcu detected stall in hub_event
https://syzkaller.appspot.com/bug?extid=ec5f884c4a135aa0dbb9
<10> 132 Yes WARNING in cm109_urb_irq_callback/usb_submit_urb
https://syzkaller.appspot.com/bug?extid=2d6d691af5ab4b7e66df

---
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.