linux-kernel - Re: [syzbot] [ocfs2?] KASAN: use-after-free Read in ocfs2_search_extent

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Message-ID: <675825c2.050a0220.2477f.0061.GAE@google.com>
Date: Tue, 10 Dec 2024 03:28:02 -0800
From: syzbot <syzbot+2313dda4dc4885c93578@...kaller.appspotmail.com>
To: eadavis@...com, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [ocfs2?] KASAN: use-after-free Read in ocfs2_search_extent_list

Hello,

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

Reported-by: syzbot+2313dda4dc4885c93578@...kaller.appspotmail.com
Tested-by: syzbot+2313dda4dc4885c93578@...kaller.appspotmail.com

Tested on:

commit:         6ddd5d53 ocfs2: Take the smaller of l_next_free_rec an..
git tree:       https://github.com/ea1davis/linux ocfs2/syz
console output: https://syzkaller.appspot.com/x/log.txt?x=145d7c0f980000
kernel config:  https://syzkaller.appspot.com/x/.config?x=82d76f5a1a8b5c36
dashboard link: https://syzkaller.appspot.com/bug?extid=2313dda4dc4885c93578
compiler:       Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40

Note: no patches were applied.
Note: testing is done by a robot and is best-effort only.