Return-path: Received: from mail-vx0-f174.google.com ([209.85.220.174]:35420 "EHLO mail-vx0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750736Ab2ATFQg convert rfc822-to-8bit (ORCPT ); Fri, 20 Jan 2012 00:16:36 -0500 MIME-Version: 1.0 In-Reply-To: References: Date: Fri, 20 Jan 2012 10:46:35 +0530 Message-ID: (sfid-20120120_061726_732284_C43C6D24) Subject: Re: ath9k crash 3.2-rc7 From: Mohammed Shafi To: MR Cc: linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, Rajkumar Manoharan Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-wireless-owner@vger.kernel.org List-ID: Hi, 2012/1/20 MR : > ?> I read the roaming script. I need to get the scan results and then > issue > ?> "roam" in loop between all the APs I can access, right? Will try just > to > ?> collect some new testing data. > ?> > ?> Thanks for the patch - looks like it works fine so far. > > Got a fresh trace... No idea how it happened, to be honest. > > First, I got a few surprisingly non-lethal > > Jan 18 11:39:16 401a0bf1 kernel: [401292.709527] ath: Failed to stop TX > DMA, queues=0x005! > Jan 18 11:39:16 401a0bf1 kernel: [401292.726868] ath: Failed to stop TX > DMA, queues=0x005! > > Jan 19 04:19:28 401a0bf1 kernel: [452270.295826] ath: Failed to stop TX > DMA, queues=0x005! > Jan 19 04:19:28 401a0bf1 kernel: [452270.313079] ath: Failed to stop TX > DMA, queues=0x005! > > On Jan 19, I sshed quite a few gigabytes over cpio/ssh > > Got memory allocation warnings, log sample in the end of message. WiFi > driver is mentioned in the stack, but looks mostly harmless. > > Then I suspended (succesfully) and when I got home I checked my email > succesfully using WiFi. > > Then I did my standard mistake (closing the lid without stopping > screensaver: after some time I get a GL screensaver with DPMS-Off state > which is bad for i915 for some reason). > > I got failed GPU hangcheck at > > Jan 19 23:41:39 401a0bf1 kernel: [49726.973809] > [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... GPU hung > and in two seconds X server was gone (I was asleep by that time) > > Then.. > > Jan 20 06:37:41 401a0bf1 kernel: [74665.029637] ath: Timeout while waiting > for nf to load: AR_PHY_AGC_CONTROL=0x40d22 > Jan 20 06:37:41 401a0bf1 kernel: [74665.362365] ath: Failed to stop TX > DMA, queues=0x005! > Jan 20 06:37:41 401a0bf1 kernel: [74665.371028] ------------[ cut here ]-- > ---------- > Jan 20 06:37:41 401a0bf1 kernel: [74665.371038] WARNING: at > drivers/net/wireless/ath/ath9k/rc.c:697 > ath_rc_get_highest_rix.clone.18+0x159/0x200 [ath9k]() thanks , i am just looking at this tough to recreate warning and its being reported by few users recently. please let us if you some more information -- shafi