Re: [syzbot] [ocfs2?] KASAN: use-after-free Read in ocfs2_dir_foreach_blk

From: syzbot

Date: Wed Oct 29 2025 - 12:28:04 EST


Hello,

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

Reported-by: syzbot+b20bbf680bb0f2ecedae@xxxxxxxxxxxxxxxxxxxxxxxxx
Tested-by: syzbot+b20bbf680bb0f2ecedae@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit: 4408a3d6 Linux 6.12.56
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git linux-6.12.y
console output: https://syzkaller.appspot.com/x/log.txt?x=118dbd42580000
kernel config: https://syzkaller.appspot.com/x/.config?x=52b41b67187b07bc
dashboard link: https://syzkaller.appspot.com/bug?extid=b20bbf680bb0f2ecedae
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
patch: https://syzkaller.appspot.com/x/patch.diff?x=11511258580000

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