linux-kernel - Re: [syzbot] [ocfs2?] UBSAN: array-index-out-of-bounds in ocfs2_block_group

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <68fb4fc6.a70a0220.3bf6c6.018c.GAE@google.com>
Date: Fri, 24 Oct 2025 03:07:02 -0700
From: syzbot <syzbot+77026564530dbc29b854@...kaller.appspotmail.com>
To: dmantipov@...dex.ru, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [ocfs2?] UBSAN: array-index-out-of-bounds in ocfs2_block_group_fill

Hello,

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

Reported-by: syzbot+77026564530dbc29b854@...kaller.appspotmail.com
Tested-by: syzbot+77026564530dbc29b854@...kaller.appspotmail.com

Tested on:

commit:         8e6e2188 Linux 6.1.157
git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git linux-6.1.y
console output: https://syzkaller.appspot.com/x/log.txt?x=17bb6d42580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=ef8bef4a2b3407ea
dashboard link: https://syzkaller.appspot.com/bug?extid=77026564530dbc29b854
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=117a8c92580000

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