Return-path: Received: from mail.atheros.com ([12.19.149.2]:26273 "EHLO mail.atheros.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751395Ab1BPP3P (ORCPT ); Wed, 16 Feb 2011 10:29:15 -0500 Received: from mail.atheros.com ([10.10.20.108]) by sidewinder.atheros.com for ; Wed, 16 Feb 2011 07:28:54 -0800 From: Sujith MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Message-ID: <19803.60724.709319.464968@gargle.gargle.HOWL> Date: Wed, 16 Feb 2011 20:58:52 +0530 To: "atheros.eng.projects.ath9k-devel@mailman.users.atheros.com" CC: Takashi Kawamoto , Ryou Matsuura , "linux-wireless@vger.kernel.org" , Bato , Yuji Sasaki , Yoshitaka Imura , "Yasuo@bonnie.users.atheros.com" Subject: Re: [internal-ath9k-devel] BUG: AR9271 cause a Kernel Panic on ARM11 SMP environment In-Reply-To: <20110216145201.GB10287@tuxdriver.com> References: <20110216141657.9270.9AD4E5EB@silex.jp> <20110216145201.GB10287@tuxdriver.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: John W. Linville wrote: > My guess would be that somehow you are leaking hif_dev->tx.tx_lock, > and then hanging when trying to retake it in hif_usb_send_tx. > Unfortunately, it is not obvious to me how that might happen... This seems to happen only on the specified ARM platform. We haven't had a report of such a bug on x86 till now. Not sure how this lockup could happen, though. Sujith