[syzbot] Monthly usb report (Jul 2026)

[syzbot] Monthly usb report (Jul 2026)

[syzbot]

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, 3 new issues were detected and 0 were fixed.
In total, 63 issues are still open and 425 have already been fixed.
There are also 19 low-priority issues.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  2062    Yes   KASAN: slab-use-after-free Read in v4l2_open
                   https://syzkaller.appspot.com/bug?extid=1a7507a194fff09e5c44
<2>  1812    Yes   WARNING in enable_work
                   https://syzkaller.appspot.com/bug?extid=7053fbd8757fecbbe492
<3>  938     No    INFO: task hung in hub_event (3)
                   https://syzkaller.appspot.com/bug?extid=a7edecbf389d11a369d4
<4>  432     Yes   INFO: task hung in get_bMaxPacketSize0
                   https://syzkaller.appspot.com/bug?extid=f7ac46d91cf13b4591a4
<5>  381     Yes   INFO: task hung in dvb_usb_i2c_exit
                   https://syzkaller.appspot.com/bug?extid=0dcc341ee61fc9e4032f
<6>  226     Yes   WARNING in cm109_input_open/usb_submit_urb (3)
                   https://syzkaller.appspot.com/bug?extid=ac0f9c4cc1e034160492
<7>  126     Yes   INFO: task hung in usbdev_release (2)
                   https://syzkaller.appspot.com/bug?extid=bfa320b67fcbe2583c6f
<8>  88      Yes   general protection fault in dummy_timer (2)
                   https://syzkaller.appspot.com/bug?extid=faf3a6cf579fc65591ca
<9>  35      Yes   WARNING in pvr2_send_request_ex/usb_submit_urb
                   https://syzkaller.appspot.com/bug?extid=20fef510634faf733060
<10> 16      Yes   BUG: corrupted list in usb_hcd_link_urb_to_ep (5)
                   https://syzkaller.appspot.com/bug?extid=e69c25cf38a53d0cf64c

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