Re: [PATCH v3 0/2] string: Add load_unaligned_zeropad() code path to sized_strscpy()

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To: Peter Collingbourne <pcc@xxxxxxxxxx>
Subject: Re: [PATCH v3 0/2] string: Add load_unaligned_zeropad() code path to sized_strscpy()
From: Kees Cook <kees@xxxxxxxxxx>
Date: Tue, 25 Mar 2025 12:43:00 -0700
Cc: Alexander Viro <viro@xxxxxxxxxxxxxxxxxx>, Christian Brauner <brauner@xxxxxxxxxx>, Jan Kara <jack@xxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Andy Shevchenko <andy@xxxxxxxxxx>, Andrey Konovalov <andreyknvl@xxxxxxxxx>, Catalin Marinas <catalin.marinas@xxxxxxx>, Mark Rutland <mark.rutland@xxxxxxx>, linux-fsdevel@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-hardening@xxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
In-reply-to: <20250325015617.23455-1-pcc@google.com>

On Mon, Mar 24, 2025 at 06:56:13PM -0700, Peter Collingbourne wrote:
> This series fixes an issue where strscpy() would sometimes trigger
> a false positive KASAN report with MTE.

Thanks! Should this go via string API (me) or KASAN?

-Kees

-- 
Kees Cook

Follow-Ups:
- Re: [PATCH v3 0/2] string: Add load_unaligned_zeropad() code path to sized_strscpy()
  - From: Peter Collingbourne

References:
- [PATCH v3 0/2] string: Add load_unaligned_zeropad() code path to sized_strscpy()
  - From: Peter Collingbourne

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