Re: [syzbot] [kernel?] KASAN: slab-use-after-free Read in futex_unqueue

From: syzbot

Date: Wed Feb 11 2026 - 04:47:47 EST


Hello,

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

Reported-by: syzbot+6c1861115b4253e45969@xxxxxxxxxxxxxxxxxxxxxxxxx
Tested-by: syzbot+6c1861115b4253e45969@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit: 192c0159 Merge tag 'powerpc-7.0-1' of git://git.kernel..
git tree: upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=1202ccaa580000
kernel config: https://syzkaller.appspot.com/x/.config?x=aaa1d655bee4457b
dashboard link: https://syzkaller.appspot.com/bug?extid=6c1861115b4253e45969
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=131a0b3a580000

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