Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S269476AbUJSP6Q (ORCPT ); Tue, 19 Oct 2004 11:58:16 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S269479AbUJSP4u (ORCPT ); Tue, 19 Oct 2004 11:56:50 -0400 Received: from mx1.elte.hu ([157.181.1.137]:32705 "EHLO mx1.elte.hu") by vger.kernel.org with ESMTP id S269476AbUJSP4B (ORCPT ); Tue, 19 Oct 2004 11:56:01 -0400 Date: Tue, 19 Oct 2004 17:57:22 +0200 From: Ingo Molnar To: Thomas Gleixner Cc: Rui Nuno Capela , LKML , Lee Revell , mark_h_johnson@raytheon.com, "K.R. Foley" , Bill Huey , Adam Heath , Florian Schmidt , Michal Schmidt , Fernando Pablo Lopez-Lezcano Subject: Re: [patch] Real-Time Preemption, -RT-2.6.9-rc4-mm1-U6 Message-ID: <20041019155722.GA9711@elte.hu> References: <20041014002433.GA19399@elte.hu> <20041014143131.GA20258@elte.hu> <20041014234202.GA26207@elte.hu> <20041015102633.GA20132@elte.hu> <20041016153344.GA16766@elte.hu> <20041018145008.GA25707@elte.hu> <20041019124605.GA28896@elte.hu> <20041019144642.GA6512@elte.hu> <28172.195.245.190.93.1098199429.squirrel@195.245.190.93> <1098200660.12223.923.camel@thomas> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1098200660.12223.923.camel@thomas> User-Agent: Mutt/1.4.1i X-ELTE-SpamVersion: MailScanner 4.31.6-itk1 (ELTE 1.2) SpamAssassin 2.63 ClamAV 0.73 X-ELTE-VirusStatus: clean X-ELTE-SpamCheck: no X-ELTE-SpamCheck-Details: score=-4.9, required 5.9, autolearn=not spam, BAYES_00 -4.90 X-ELTE-SpamLevel: X-ELTE-SpamScore: -4 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1058 Lines: 27 * Thomas Gleixner wrote: > > Sorry that I can't show any trace dumps; only a hard-screenshot (with > > digital camera?) would be possible but rather incomplete. The serial > > console hack is not an option--these "modern" laptops doesn't come with > > serial ports anymore, and netconsole is a no-op at a so early point of the > > boot process. Or so I believe. > > > > OK. After some incremental configurations, I've isolated that those > > oops(es) only occurs if PREEMPT_TIMING and/or LATENCY_TRACE areset (Y). My > > first suspect was that newest RWSEM_DEADLOCK_DETECT, but it wasn't the > > case. > > Same here on al DELL P4/UP. any chance for serial logging on that box? and does this bootup crash go away if you unset PREEMPT_TIMING or LATENCY_TRACE, as suggested by Rui? Ingo - 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/