Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751929AbWJMWLQ (ORCPT ); Fri, 13 Oct 2006 18:11:16 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751930AbWJMWLQ (ORCPT ); Fri, 13 Oct 2006 18:11:16 -0400 Received: from viper.oldcity.dca.net ([216.158.38.4]:18580 "HELO viper.oldcity.dca.net") by vger.kernel.org with SMTP id S1751929AbWJMWLQ (ORCPT ); Fri, 13 Oct 2006 18:11:16 -0400 Subject: Re: 2.6.18-rt1 From: Lee Revell To: dipankar@in.ibm.com Cc: Karsten Wiese , Ingo Molnar , linux-kernel@vger.kernel.org, Thomas Gleixner , John Stultz , "Paul E. McKenney" , Arjan van de Ven In-Reply-To: <20061013212450.GC7477@in.ibm.com> References: <20060920141907.GA30765@elte.hu> <1159639564.4067.43.camel@mindpipe> <20060930181804.GA28768@in.ibm.com> <200610132318.02512.annabellesgarden@yahoo.de> <20061013212450.GC7477@in.ibm.com> Content-Type: text/plain Date: Fri, 13 Oct 2006 18:12:16 -0400 Message-Id: <1160777536.4201.31.camel@mindpipe> Mime-Version: 1.0 X-Mailer: Evolution 2.6.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 801 Lines: 22 On Sat, 2006-10-14 at 02:54 +0530, Dipankar Sarma wrote: > Can you try with nmi_watchdog=0 in the kernel command line ? > > Paul has an NMI-safe patch for rcupreempt which I am adopting > and testing at the moment. If this works well, I will publish > a new patchset. > The bug is too hard to hit for me to provide useful feedback. I've only seen it once since my original report. FWIW, I am also seeing hard lockups every 12-24 hours but the box is headless and I don't have the bandwidth to debug these further. It was stable with 2.6.17-rt*. Lee - 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/