Re: [syzbot] [media?] [usb?] KASAN: slab-use-after-free Read in v4l2_device_disconnect

From: syzbot

Date: Sun Nov 01 2026 - 18:59:09 EST


Hello,

syzbot has tested the proposed patch and the reproducer did not trigger any issue:

Reported-by: syzbot+1e71765881a6fc43185f@xxxxxxxxxxxxxxxxxxxxxxxxx
Tested-by: syzbot+1e71765881a6fc43185f@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit: 6628e7d4 Linux 7.4-rc1
git tree: upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=17327a2d580000
kernel config: https://syzkaller.appspot.com/x/.config?x=1d2c97eac7d33533
dashboard link: https://syzkaller.appspot.com/bug?extid=1e71765881a6fc43185f
compiler: gcc (Debian 14.2.0-19) 14.2.0, GNU ld (GNU Binutils for Debian) 2.44
patch: https://syzkaller.appspot.com/x/patch.diff?x=14fdb5e1580000

Note: testing is done by a robot and is best-effort only.