[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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