From mboxrd@z Thu Jan  1 00:00:00 1970
From: Johannes Berg <johannes@sipsolutions.net>
Subject: Re: [mac80211_hwsim] BUG: unable to handle kernel paging request at
 ce1db404
Date: Sat, 15 Mar 2014 16:20:41 +0100
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	 (sfid-20140312_214614_906421_705BDEDC)
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Cc: Martin Pitt <martin.pitt@ubuntu.com>,
	Fengguang Wu <fengguang.wu@intel.com>,
	linux-wireless <linux-wireless@vger.kernel.org>,
	netdev <netdev@vger.kernel.org>, linux-kernel@vger.kernel.org
To: Krishna Chaitanya <chaitanya.mgit@gmail.com>
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On Thu, 2014-03-13 at 02:15 +0530, Krishna Chaitanya wrote:

> From the logs it looks like "rate_control_alloc" is failed,
> causing ieee80211_register_hw to fail triggering the crash.

Yes.

> what RC are u using? Default should be minstrel, i dont see
> a reason for rc alloc to fail (remote reason kmalloc failure),
> so did you disable RC completely? No prints either w.r.t RC either in
> dmesg?

Pay attention to the .config.

johannes