From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932619AbVLQR7S (ORCPT ); Sat, 17 Dec 2005 12:59:18 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932630AbVLQR7S (ORCPT ); Sat, 17 Dec 2005 12:59:18 -0500 Received: from shawidc-mo1.cg.shawcable.net ([24.71.223.10]:51061 "EHLO pd2mo3so.prod.shaw.ca") by vger.kernel.org with ESMTP id S932619AbVLQR7S (ORCPT ); Sat, 17 Dec 2005 12:59:18 -0500 Date: Sat, 17 Dec 2005 11:58:32 -0600 From: Robert Hancock Subject: Re: Dianogsing a hard lockup In-reply-to: <5kMWZ-2PF-7@gated-at.bofh.it> To: linux-kernel Message-id: <43A451C8.9090304@shaw.ca> MIME-version: 1.0 Content-type: text/plain; charset=ISO-8859-1; format=flowed Content-transfer-encoding: 7bit X-Accept-Language: en-us, en References: <5kMWZ-2PF-7@gated-at.bofh.it> User-Agent: Mozilla Thunderbird 1.0.7 (Windows/20050923) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Jan Engelhardt wrote: > Hi list, > > > some time after I load drivers (any, rt2500 or via ndiswrap) for a > rt2500-based wlan card, the box locks up hard. Sysrq does not work, so I > suppose it is during irq-disabled context. How could I find out where this > happens? > > > Jan Engelhardt Try nmi_watchdog=1 on the kernel command line. That may get you a stack trace for the lockup. -- Robert Hancock Saskatoon, SK, Canada To email, remove "nospam" from hancockr@nospamshaw.ca Home Page: http://www.roberthancock.com/