linux-kernel - Re: [PATCH v11 02/19] Add kernel address sanitizer infrastructure.

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Message-Id: <20150203150408.1913cf209c4552683cca8b35@linux-foundation.org>
Date:	Tue, 3 Feb 2015 15:04:08 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Andrey Ryabinin <a.ryabinin@...sung.com>
Cc:	linux-kernel@...r.kernel.org, Dmitry Vyukov <dvyukov@...gle.com>,
	Konstantin Serebryany <kcc@...gle.com>,
	Dmitry Chernenkov <dmitryc@...gle.com>,
	Andrey Konovalov <adech.fo@...il.com>,
	Yuri Gribov <tetra2005@...il.com>,
	Konstantin Khlebnikov <koct9i@...il.com>,
	Sasha Levin <sasha.levin@...cle.com>,
	Christoph Lameter <cl@...ux.com>,
	Joonsoo Kim <iamjoonsoo.kim@....com>,
	Dave Hansen <dave.hansen@...el.com>,
	Andi Kleen <andi@...stfloor.org>, x86@...nel.org,
	linux-mm@...ck.org, Jonathan Corbet <corbet@....net>,
	Michal Marek <mmarek@...e.cz>, Ingo Molnar <mingo@...hat.com>,
	Peter Zijlstra <peterz@...radead.org>,
	linux-doc@...r.kernel.org (open list:DOCUMENTATION),
	linux-kbuild@...r.kernel.org (open list:KERNEL BUILD + fi...)
Subject: Re: [PATCH v11 02/19] Add kernel address sanitizer infrastructure.

On Tue, 03 Feb 2015 20:42:55 +0300 Andrey Ryabinin <a.ryabinin@...sung.com> wrote:

>
> ...
>
> Based on work by Andrey Konovalov <adech.fo@...il.com>
>

We still don't have Andrey Konovalov's signoff?  As it stands we're
taking some of his work and putting it into Linux without his
permission.

> ...
>
> --- /dev/null
> +++ b/mm/kasan/kasan.c
> @@ -0,0 +1,302 @@
> +/*
> + * This file contains shadow memory manipulation code.
> + *
> + * Copyright (c) 2014 Samsung Electronics Co., Ltd.
> + * Author: Andrey Ryabinin <a.ryabinin@...sung.com>
> + *
> + * Some of code borrowed from https://github.com/xairy/linux by
> + *        Andrey Konovalov <adech.fo@...il.com>
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 as
> + * published by the Free Software Foundation.
> + *
> + */

https://code.google.com/p/thread-sanitizer/ is BSD licensed and we're
changing it to GPL.

I don't do the lawyer stuff, but this is all a bit worrisome.  I'd be a
lot more comfortable with that signed-off-by, please.


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