linux-ext4 - Re: [PATCH v2] jbd2: fix the inconsistency between checksum and data in memory for journal sb

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: <176340680645.138575.8673763881243527874.b4-ty@mit.edu>
Date: Mon, 17 Nov 2025 14:13:39 -0500
From: "Theodore Ts'o" <tytso@....edu>
To: adilger.kernel@...ger.ca, linux-ext4@...r.kernel.org,
        Ye Bin <yebin@...weicloud.com>
Cc: "Theodore Ts'o" <tytso@....edu>, jack@...e.cz
Subject: Re: [PATCH v2] jbd2: fix the inconsistency between checksum and data in memory for journal sb


On Mon, 03 Nov 2025 09:01:23 +0800, Ye Bin wrote:
> Copying the file system while it is mounted as read-only results in
> a mount failure:
> [~]# mkfs.ext4 -F /dev/sdc
> [~]# mount /dev/sdc -o ro /mnt/test
> [~]# dd if=/dev/sdc of=/dev/sda bs=1M
> [~]# mount /dev/sda /mnt/test1
> [ 1094.849826] JBD2: journal checksum error
> [ 1094.850927] EXT4-fs (sda): Could not load journal inode
> mount: mount /dev/sda on /mnt/test1 failed: Bad message
> 
> [...]

Applied, thanks!

[1/1] jbd2: fix the inconsistency between checksum and data in memory for journal sb
      commit: 5884132428856bb49b60b70c72fb43515190ee7b

Best regards,
-- 
Theodore Ts'o <tytso@....edu>