linux-kernel - Re: [syzbot] [ocfs2?] KASAN: use-after-free Read in ocfs2_claim_suballoc

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Message-ID: <69023a7b.050a0220.3344a1.0426.GAE@google.com>
Date: Wed, 29 Oct 2025 09:02:03 -0700
From: syzbot <syzbot+5054473a31f78f735416@...kaller.appspotmail.com>
To: dmantipov@...dex.ru, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [ocfs2?] KASAN: use-after-free Read in ocfs2_claim_suballoc_bits

Hello,

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

Reported-by: syzbot+5054473a31f78f735416@...kaller.appspotmail.com
Tested-by: syzbot+5054473a31f78f735416@...kaller.appspotmail.com

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=11e10e14580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=52b41b67187b07bc
dashboard link: https://syzkaller.appspot.com/bug?extid=5054473a31f78f735416
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=136bf614580000

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