linux-kernel - Re: [PATCH] slub: choose the right freelist pointer location when creating small caches

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Message-ID: <202106101601.E9273DD34@keescook>
Date:   Thu, 10 Jun 2021 16:01:36 -0700
From:   Kees Cook <keescook@...omium.org>
To:     "Lin, Zhenpeng" <zplin@....edu>
Cc:     Christoph Lameter <cl@...ux.com>,
        Pekka Enberg <penberg@...nel.org>,
        David Rientjes <rientjes@...gle.com>,
        Joonsoo Kim <iamjoonsoo.kim@....com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Vlastimil Babka <vbabka@...e.cz>,
        "linux-mm@...ck.org" <linux-mm@...ck.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] slub: choose the right freelist pointer location when
 creating small caches

On Thu, Jun 10, 2021 at 08:20:31PM +0000, Lin, Zhenpeng wrote:
> Sounds good. But I would suggest this to go to -stable as soon as possible. Because this bug is affecting the basic functionality of DCCP. It crashes kernel whenever a new socket in this module is created.

But only when redzoning is enabled, yes?

-- 
Kees Cook