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

From: syzbot
Date: Thu Aug 31 2023 - 07:45:39 EST


Hello,

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

Reported-and-tested-by: syzbot+60db9f652c92d5bacba4@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit: a47fc304 Add linux-next specific files for 20230831
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
console output: https://syzkaller.appspot.com/x/log.txt?x=1440618fa80000
kernel config: https://syzkaller.appspot.com/x/.config?x=8294f0401243efe1
dashboard link: https://syzkaller.appspot.com/bug?extid=60db9f652c92d5bacba4
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
patch: https://syzkaller.appspot.com/x/patch.diff?x=103f1bffa80000

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