linux-kernel - Re: [PATCH ALTERNATIVE] ext4: Treat s_mount_opts and mount_opts as _

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: <202602061357.1A2A8038@keescook>
Date: Fri, 6 Feb 2026 13:58:44 -0800
From: Kees Cook <kees@...nel.org>
To: Theodore Ts'o <tytso@....edu>
Cc: 李龙兴 <coregee2000@...il.com>,
	Andreas Dilger <adilger.kernel@...ger.ca>,
	Andy Shevchenko <andriy.shevchenko@...el.com>,
	linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-hardening@...r.kernel.org
Subject: Re: [PATCH ALTERNATIVE] ext4: Treat s_mount_opts and mount_opts as
 __nonstring

On Fri, Feb 06, 2026 at 01:46:18PM -0800, Kees Cook wrote:
> Effectively revert 8ecb790ea8c3, 3db63d2c2d1d, and ee5a977b4e77, and fix
> 04a91570ac67 to treat s_mount_opts and ext4_tune_sb_params::mount_opts
> as __nonstring.

Ignore this patch version, please. Darrick's archeology
suggests it is not the right direction to go:
https://lore.kernel.org/lkml/20260206214502.GP7686@frogsfrogsfrogs/

-- 
Kees Cook