linux-ext4 - Re: [inline_data] ext4: Stale flags before sync when convert to non-inline

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

Date: Mon, 22 Jan 2024 21:56:28 -0800
From: Daniel Dawson <danielcdawson@...il.com>
To: Theodore Ts'o <tytso@....edu>, Andreas Dilger <adilger.kernel@...ger.ca>
Cc: linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [inline_data] ext4: Stale flags before sync when convert to
 non-inline

On 11/28/23 10:15 PM, Daniel Dawson wrote:
> When a file is converted from inline to non-inline, it has stale flags 
> until sync.

> Why is this a problem? Because some code will fail under such a 
> condition, for example, lseek(..., SEEK_HOLE) will result in ENOENT.


Just tested. Still happening on 6.8-rc1.

-- 
PGP fingerprint: 5BBD5080FEB0EF7F142F8173D572B791F7B4422A