linux-kernel - Re: mm/slub: do not place freelist pointer to middle of object if redzone is on

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Message-ID: <9c4c71cf-a5e0-5594-676c-80ca65d5d214@redhat.com>
Date:   Wed, 29 Apr 2020 12:36:30 -0400
From:   Waiman Long <longman@...hat.com>
To:     Markus Elfring <Markus.Elfring@....de>,
        Changbin Du <changbin.du@...il.com>, linux-mm@...ck.org
Cc:     linux-kernel@...r.kernel.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        Christoph Lameter <cl@...ux.com>,
        David Rientjes <rientjes@...gle.com>,
        Joonsoo Kim <iamjoonsoo.kim@....com>,
        Kees Cook <keescook@...omium.org>,
        Pekka Enberg <penberg@...nel.org>
Subject: Re: mm/slub: do not place freelist pointer to middle of object if
 redzone is on

On 4/29/20 4:00 AM, Markus Elfring wrote:
>> Waiman just posted another fix for this issue. Let's use that patch instead.
> With which patches should the situation be finally improved
> also for this software component?
> https://lore.kernel.org/patchwork/project/lkml/list/?submitter=21412
>
> Regards,
> Markus
>
The "mm/slub: Fix incorrect interpretation of s->offset" v3 patch that I 
sent out this morning should fix the problem.

Cheers,
Longman