[syzbot] Monthly usb report (Jun 2026)

[syzbot] Monthly usb report (Jun 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 2 were fixed.
In total, 63 issues are still open and 423 have already been fixed.
There are also 19 low-priority issues.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  3774    Yes   possible deadlock in input_inject_event
                   https://syzkaller.appspot.com/bug?extid=79c403850e6816dc39cf
<2>  1812    Yes   WARNING in enable_work
                   https://syzkaller.appspot.com/bug?extid=7053fbd8757fecbbe492
<3>  1442    Yes   KASAN: use-after-free Read in em28xx_init_extension (2)
                   https://syzkaller.appspot.com/bug?extid=99d6c66dbbc484f50e1c
<4>  1064    Yes   KASAN: slab-use-after-free Read in v4l2_open
                   https://syzkaller.appspot.com/bug?extid=1a7507a194fff09e5c44
<5>  866     No    INFO: task hung in hub_event (3)
                   https://syzkaller.appspot.com/bug?extid=a7edecbf389d11a369d4
<6>  403     Yes   INFO: task hung in get_bMaxPacketSize0
                   https://syzkaller.appspot.com/bug?extid=f7ac46d91cf13b4591a4
<7>  345     No    KASAN: slab-use-after-free Read in __usb_hcd_giveback_urb (2)
                   https://syzkaller.appspot.com/bug?extid=7f5e98b052c766f47f68
<8>  341     Yes   INFO: task hung in dvb_usb_i2c_exit
                   https://syzkaller.appspot.com/bug?extid=0dcc341ee61fc9e4032f
<9>  201     Yes   WARNING in cm109_input_open/usb_submit_urb (3)
                   https://syzkaller.appspot.com/bug?extid=ac0f9c4cc1e034160492
<10> 121     Yes   INFO: task hung in usbdev_release (2)
                   https://syzkaller.appspot.com/bug?extid=bfa320b67fcbe2583c6f

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