[syzbot] Monthly input report (Dec 2025)

[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, 3 new issues were detected and 0 were fixed.
In total, 22 issues are still open and 63 have already been fixed.

Some of the still happening issues:

Ref Crashes Repro Title
<1> 3202 Yes WARNING in cm109_urb_irq_callback/usb_submit_urb
https://syzkaller.appspot.com/bug?extid=2d6d691af5ab4b7e66df
<2> 1621 No possible deadlock in evdev_pass_values (2)
https://syzkaller.appspot.com/bug?extid=13d3cb2a3dc61e6092f5
<3> 241 Yes KASAN: slab-out-of-bounds Read in mcp2221_raw_event (2)
https://syzkaller.appspot.com/bug?extid=1018672fe70298606e5f
<4> 107 Yes WARNING in cm109_input_open/usb_submit_urb (3)
https://syzkaller.appspot.com/bug?extid=ac0f9c4cc1e034160492
<5> 74 Yes possible deadlock in uinput_request_submit
https://syzkaller.appspot.com/bug?extid=159077b1355b8cd72757
<6> 47 No KASAN: slab-use-after-free Read in report_descriptor_read
https://syzkaller.appspot.com/bug?extid=bc537ca7a0efe33988eb
<7> 46 Yes WARNING in cm109_urb_irq_callback
https://syzkaller.appspot.com/bug?extid=c708736c2ec142a386fd
<8> 13 Yes INFO: task hung in console_callback (6)
https://syzkaller.appspot.com/bug?extid=6027421afa74a2ba440d
<9> 3 No WARNING in cm109_input_open
https://syzkaller.appspot.com/bug?extid=fed3fab8533934671abc
<10> 2 No possible deadlock in tasklet_action_common
https://syzkaller.appspot.com/bug?extid=16c5be44e508252dc97a

---
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 syzk...@googlegroups.com.

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.