linux-kernel - Re: [syzbot] [ext4?] WARNING in __ext4fs

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: Windows password security audit tool. GUI, reports in PDF.

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

Message-ID: <ZF5mydRaxa8qe6RQ@mit.edu>
Date:   Fri, 12 May 2023 12:18:17 -0400
From:   "Theodore Ts'o" <tytso@....edu>
To:     syzbot <syzbot+344aaa8697ebd232bfc8@...kaller.appspotmail.com>
Cc:     adilger.kernel@...ger.ca, linux-ext4@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [ext4?] WARNING in __ext4fs_dirhash

On Wed, May 10, 2023 at 11:15:26PM -0700, syzbot wrote:
> syzbot has bisected this issue to:
> 
> commit 08dd966cfd2bef467acd1835ae10c32356037bc3
> Author: Theodore Ts'o <tytso@....edu>
> Date:   Sat May 6 15:59:13 2023 +0000
> 
>     ext4: improve error handling from ext4_dirhash()
>

n.b.  This was due to a debugging WARN_ON left behind in the patch.
It's since been removed in ext4 dev tree and the updated commit is in
linux-next.

						- Ted