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From: Andrew Morton <akpm@linux-foundation.org>
To: Kees Cook <keescook@chromium.org>
Cc: Vlastimil Babka <vbabka@suse.cz>, Marco Elver <elver@google.com>,
	Christoph Lameter <cl@linux.com>, "Lin, Zhenpeng" <zplin@psu.edu>,
	Pekka Enberg <penberg@kernel.org>,
	David Rientjes <rientjes@google.com>,
	Joonsoo Kim <iamjoonsoo.kim@lge.com>,
	Roman Gushchin <guro@fb.com>,
	linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org,
	linux-mm@kvack.org
Subject: Re: [PATCH v4 0/3] Actually fix freelist pointer vs redzoning
Date: Tue, 8 Jun 2021 13:53:27 -0700	[thread overview]
Message-ID: <20210608135327.be8a120ba3b1686bc62e6d7e@linux-foundation.org> (raw)
In-Reply-To: <20210608183955.280836-1-keescook@chromium.org>

On Tue,  8 Jun 2021 11:39:52 -0700 Kees Cook <keescook@chromium.org> wrote:

> This fixes redzoning vs the freelist pointer (both for middle-position
> and very small caches). Both are "theoretical" fixes, in that I see no
> evidence of such small-sized caches actually be used in the kernel, but
> that's no reason to let the bugs continue to exist, especially since
> people doing local development keep tripping over it. :)

So I don't think this is suitable -stable material?

It's a bit odd that patches 2&3 were cc:stable but #1 was not.  Makes
one afraid that 2&3 might have had a dependency anyway.

So I'm thinking that the whole series can just be for 5.14-rc1, in the
sent order.


  parent reply	other threads:[~2021-06-08 20:53 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-08 18:39 Kees Cook
2021-06-08 18:39 ` [PATCH v4 1/3] mm/slub: Clarify verification reporting Kees Cook
2021-06-08 18:39 ` [PATCH v4 2/3] mm/slub: Fix redzoning for small allocations Kees Cook
2021-06-11  9:13   ` Vlastimil Babka
2021-06-08 18:39 ` [PATCH v4 3/3] mm/slub: Actually fix freelist pointer vs redzoning Kees Cook
2021-06-08 20:56   ` Andrew Morton
2021-06-08 23:11     ` Kees Cook
2021-06-08 20:53 ` Andrew Morton [this message]
2021-06-08 23:08   ` [PATCH v4 0/3] " Kees Cook

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