Re: [syzbot] [input?] [usb?] KASAN: slab-use-after-free Read in roccat_disconnect

From: syzbot

Date: Fri Oct 16 2026 - 07:29:28 EST


Hello,

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

Reported-by: syzbot+c492a9e154f81127551f@xxxxxxxxxxxxxxxxxxxxxxxxx
Tested-by: syzbot+c492a9e154f81127551f@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit: b0a42af4 HID: roccat: fix device access in roccat_rele..
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/hid/hid.git for-7.4/roccat
console output: https://syzkaller.appspot.com/x/log.txt?x=13120031580000
kernel config: https://syzkaller.appspot.com/x/.config?x=bb0b3468a2190916
dashboard link: https://syzkaller.appspot.com/bug?extid=c492a9e154f81127551f
compiler: Debian clang version 22.1.8 (1~deb13u4), Debian LLD 22.1.8
patch: https://syzkaller.appspot.com/x/patch.diff?x=103a1621580000

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