Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757367AbZLIV56 (ORCPT ); Wed, 9 Dec 2009 16:57:58 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757077AbZLIV5z (ORCPT ); Wed, 9 Dec 2009 16:57:55 -0500 Received: from cpsmtpm-eml103.kpnxchange.com ([195.121.3.7]:58453 "EHLO CPSMTPM-EML103.kpnxchange.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753815AbZLIV5y (ORCPT ); Wed, 9 Dec 2009 16:57:54 -0500 Message-ID: <4B201D67.8000607@gmail.com> Date: Wed, 09 Dec 2009 22:57:59 +0100 From: Gertjan van Wingerde User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.5) Gecko/20091205 Lightning/1.0pre Shredder/3.0 MIME-Version: 1.0 To: Alan Stern CC: Ivo van Doorn , linux-wireless@vger.kernel.org, Kernel development list Subject: Re: REGRESSION for RT2561/RT61 in 2.6.32 References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 09 Dec 2009 21:58:00.0248 (UTC) FILETIME=[AC6DFB80:01CA791A] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1061 Lines: 34 On 12/09/09 15:41, Alan Stern wrote: > On Tue, 8 Dec 2009, Gertjan van Wingerde wrote: > >> Hmm, the stack overrun seems to be generated as part of the >> Alt-SysRq-* handling, not of any rt61pci handling. >> >> I noticed in the Alt-SysRq-T output that powersaving is enabled. We've >> seen some strange behaviour on this, so could you disable that with: >> >> iwconfig wlan0 power off >> >> or run a kernel in which CONFIG_CFG80211_DEFAULT_PS is disabled. >> >> Maybe that will fix the problem we are seeing? > > It did indeed! Thank you very much. If you need a testbed to figure > out what's wrong with the power-saving code, just ask. > Great! Thanks for testing and confirming. I'll disable powersaving for rt2x00 for now. And then to find the bugs in there before enabling it again :-( --- Gertjan. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/