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From: Kees Cook <keescook@chromium.org>
To: Sasha Levin <sashal@kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Christoph Lameter <cl@linux.com>,
	Pekka Enberg <penberg@kernel.org>,
	stable@vger.kernel.org
Subject: Re: [PATCH] slub: Improve bit diffusion for freelist ptr obfuscation
Date: Sun, 8 Mar 2020 14:51:27 -0700	[thread overview]
Message-ID: <202003081450.CEBF081F@keescook> (raw)
In-Reply-To: <20200307232038.3880B2075A@mail.kernel.org>

On Sat, Mar 07, 2020 at 11:20:37PM +0000, Sasha Levin wrote:
> Hi
> 
> [This is an automated email]
> 
> This commit has been processed because it contains a "Fixes:" tag
> fixing commit: 2482ddec670f ("mm: add SLUB free list pointer obfuscation").
> 
> The bot has tested the following trees: v5.5.8, v5.4.24, v4.19.108, v4.14.172.
> 
> v5.5.8: Build failed! Errors:
>     mm/slub.c:262:4: error: implicit declaration of function ‘swab’; did you mean ‘swap’? [-Werror=implicit-function-declaration]
> 

Eek; this must be missing an include that is implicit from something
recent? I will investigate...

-Kees

> v5.4.24: Build failed! Errors:
>     mm/slub.c:264:4: error: implicit declaration of function ‘swab’; did you mean ‘swap’? [-Werror=implicit-function-declaration]
> 
> v4.19.108: Failed to apply! Possible dependencies:
>     d36a63a943e3 ("kasan, slub: fix more conflicts with CONFIG_SLAB_FREELIST_HARDENED")
> 
> v4.14.172: Failed to apply! Possible dependencies:
>     d36a63a943e3 ("kasan, slub: fix more conflicts with CONFIG_SLAB_FREELIST_HARDENED")
> 
> 
> NOTE: The patch will not be queued to stable trees until it is upstream.
> 
> How should we proceed with this patch?
> 
> -- 
> Thanks
> Sasha

-- 
Kees Cook

  reply	other threads:[~2020-03-08 21:51 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-06  0:24 [PATCH] slub: Improve bit diffusion for freelist ptr obfuscation Kees Cook
2020-03-07 23:20 ` Sasha Levin
2020-03-08 21:51   ` Kees Cook [this message]
2020-03-09  0:51     ` Sasha Levin
2020-03-09 16:41       ` Kees Cook

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