linux-kernel - Re: [PATCH] regmap: maple: Fix cache corruption in regcache_maple

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

Date: Wed, 27 Mar 2024 14:31:42 +0000
From: Richard Fitzgerald <rf@...nsource.cirrus.com>
To: Mark Brown <broonie@...nel.org>
CC: <linux-kernel@...r.kernel.org>, <patches@...nsource.cirrus.com>
Subject: Re: [PATCH] regmap: maple: Fix cache corruption in
 regcache_maple_drop()

On 27/03/2024 14:16, Mark Brown wrote:
> On Wed, Mar 27, 2024 at 11:44:06AM +0000, Richard Fitzgerald wrote:
> 
>> This bug was not detected by the regmap KUnit test because it only
>> tests with a block of registers starting at 0, so mas.index == 0.
> 
> Can you please add a test for this?

Later, when I have the time.
I've already wasted over a day debugging why the values in my registers
are not correct, so I'm that far behind on the work I should be doing.