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From: Andi Kleen <andi@firstfloor.org>
To: Fengguang Wu <fengguang.wu@intel.com>
Cc: Joe Mario <jmario@redhat.com>, Michal Marek <mmarek@suse.cz>,
	Andi Kleen <andi@firstfloor.org>,
	linux-kernel@vger.kernel.org
Subject: Re: [kallsyms] general protection fault: 0000 [#1] PREEMPT DEBUG_PAGEALLOC
Date: Sun, 10 Nov 2013 16:23:38 +0100	[thread overview]
Message-ID: <20131110152338.GN29695@two.firstfloor.org> (raw)
In-Reply-To: <20131110094005.GA21916@localhost>

On Sun, Nov 10, 2013 at 05:40:05PM +0800, Fengguang Wu wrote:
> Hi Joe,
> 
> FYI. Here is another bisect result.

I bet it's that strncpy() in kallsyms.c and someone passing in a too
short buffer on a 32bit kernel.

We should really kill strncpy(), it's just evil.

-And

  reply	other threads:[~2013-11-10 15:23 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-11-10  9:40 [kallsyms] general protection fault: 0000 [#1] PREEMPT DEBUG_PAGEALLOC Fengguang Wu
2013-11-10 15:23 ` Andi Kleen [this message]
2013-11-11 12:07   ` Michal Marek
2013-11-11 13:27     ` Joe Mario
2013-11-11 14:12       ` Michal Marek

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