Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S269466AbUJSPth (ORCPT ); Tue, 19 Oct 2004 11:49:37 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S269471AbUJSPth (ORCPT ); Tue, 19 Oct 2004 11:49:37 -0400 Received: from mx2.elte.hu ([157.181.151.9]:19167 "EHLO mx2.elte.hu") by vger.kernel.org with ESMTP id S269466AbUJSPtc (ORCPT ); Tue, 19 Oct 2004 11:49:32 -0400 Date: Tue, 19 Oct 2004 17:50:08 +0200 From: Ingo Molnar To: Rui Nuno Capela Cc: linux-kernel@vger.kernel.org, Lee Revell , mark_h_johnson@raytheon.com, "K.R. Foley" , Bill Huey , Adam Heath , Florian Schmidt , Thomas Gleixner , Michal Schmidt , Fernando Pablo Lopez-Lezcano Subject: Re: [patch] Real-Time Preemption, -RT-2.6.9-rc4-mm1-U6 Message-ID: <20041019155008.GA9116@elte.hu> References: <20041013061518.GA1083@elte.hu> <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> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <28172.195.245.190.93.1098199429.squirrel@195.245.190.93> 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: 874 Lines: 23 * Rui Nuno Capela wrote: > 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. > > So something has broken on that non-preemptible critical section > timing stuff since U4. > > Hasn't anybody else stumbled on this? i'm using it myself and havent seen the problem yet. Could you send me the latest .configs, the working and the broken one too? I'll try to reprodue it (or maybe someone else with a serial console sees it too). 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/