[syzbot] Monthly input report (Jan 2026)

[syzbot]

Hello input maintainers/developers,

This is a 31-day syzbot report for the input subsystem.
All related reports/information can be found at:
https://syzkaller.appspot.com/upstream/s/input

During the period, 0 new issues were detected and 0 were fixed.
In total, 21 issues are still open and 63 have already been fixed.

Some of the still happening issues:

Ref Crashes Repro Title
<1> 3381 Yes WARNING in cm109_urb_irq_callback/usb_submit_urb
https://syzkaller.appspot.com/bug?extid=2d6d691af5ab4b7e66df
<2> 1659 No possible deadlock in evdev_pass_values (2)
https://syzkaller.appspot.com/bug?extid=13d3cb2a3dc61e6092f5
<3> 330 Yes KASAN: slab-out-of-bounds Read in mcp2221_raw_event (2)
https://syzkaller.appspot.com/bug?extid=1018672fe70298606e5f
<4> 166 Yes KASAN: stack-out-of-bounds Read in sched_show_task
https://syzkaller.appspot.com/bug?extid=8d2757d62d403b2d9275
<5> 112 Yes WARNING in cm109_input_open/usb_submit_urb (3)
https://syzkaller.appspot.com/bug?extid=ac0f9c4cc1e034160492
<6> 84 Yes possible deadlock in uinput_request_submit
https://syzkaller.appspot.com/bug?extid=159077b1355b8cd72757
<7> 55 No KASAN: slab-use-after-free Read in report_descriptor_read
https://syzkaller.appspot.com/bug?extid=bc537ca7a0efe33988eb
<8> 19 Yes INFO: task hung in __input_unregister_device (5)
https://syzkaller.appspot.com/bug?extid=78e2288f58b881ed3c45
<9> 13 Yes INFO: task hung in console_callback (6)
https://syzkaller.appspot.com/bug?extid=6027421afa74a2ba440d
<10> 5 Yes possible deadlock in input_ff_flush
https://syzkaller.appspot.com/bug?extid=ed7c6209f62eba1565aa

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