linux-kernel - Re: mtd: kernel BUG at arch/x86/mm/pat.c:279!

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Message-ID: <504AFD8E.50701@gmail.com>
Date:	Sat, 08 Sep 2012 10:10:54 +0200
From:	Sasha Levin <levinsasha928@...il.com>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
CC:	Suresh Siddha <suresh.b.siddha@...el.com>,
	Andrew Morton <akpm@...ux-foundation.org>, dwmw2@...radead.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	linux-mtd@...ts.infradead.org, linux-mm <linux-mm@...ck.org>,
	Dave Jones <davej@...hat.com>
Subject: Re: mtd: kernel BUG at arch/x86/mm/pat.c:279!

On 09/08/2012 01:09 AM, Linus Torvalds wrote:
> Sasha, since you can apparently reproduce it, can you replace the
> "BUG_ON()" with just a
> 
>  if (start >= end) {
>     printf("bogus range %llx - %llx\n", start, end);
>     return -EINVAL;
>   }

Replacing it gives me the following:

[   36.231736] bogus range fffffffffffff000 - 0


Thanks,
Sasha
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