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Subject: Re: 3.0: iwlagn: BUG: unable to handle kernel NULL pointer
 dereference at 0000000000000004
From: "Guy, Wey-Yi" <wey-yi.w.guy@intel.com>
To: Ming Lei <tom.leiming@gmail.com>
Cc: "linville@tuxdriver.com" <linville@tuxdriver.com>,
	"linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>
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Date: Fri, 22 Jul 2011 06:36:48 -0700
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Hi Lei,

On Fri, 2011-07-22 at 03:54 -0700, Ming Lei wrote:
> Hi,
> 
> The bug is triggered after I run 'pm-suspend' to do system sleep.
> 
> See attachment.

Could you try this patch in mac80211 from wireless-next-2.6 tree


commit 94f9b97be5b3bf67392e43fb7f567721b09142c2
Author: Johannes Berg <johannes.berg@intel.com>
Date:   Thu Jul 14 16:48:54 2011 +0200

    mac80211: be more careful in suspend/resume
    


Thanks
Wey