From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S269291AbTGJO3y (ORCPT ); Thu, 10 Jul 2003 10:29:54 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S269292AbTGJO3y (ORCPT ); Thu, 10 Jul 2003 10:29:54 -0400 Received: from pop.gmx.de ([213.165.64.20]:36512 "HELO mail.gmx.net") by vger.kernel.org with SMTP id S269291AbTGJO3v (ORCPT ); Thu, 10 Jul 2003 10:29:51 -0400 Message-ID: <3F0D7BCC.7070607@gmx.net> Date: Thu, 10 Jul 2003 16:44:28 +0200 From: Carl-Daniel Hailfinger User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.4) Gecko/20030624 X-Accept-Language: de, en MIME-Version: 1.0 To: Stephan von Krawczynski CC: marcelo@conectiva.com.br, green@namesys.com, linux-kernel@vger.kernel.org Subject: Re: 2.4.22-pre3 and reiserfs boot problem References: <3F0D761E.2050702@gmx.net> <20030710163828.70eb6587.skraw@ithnet.com> In-Reply-To: <20030710163828.70eb6587.skraw@ithnet.com> X-Enigmail-Version: 0.76.1.0 X-Enigmail-Supports: pgp-inline, pgp-mime Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Stephan von Krawczynski wrote: > On Thu, 10 Jul 2003 16:20:14 +0200 > Carl-Daniel Hailfinger wrote: > > >>Since your hangs are not even traceable with SysRq, please try to boot >>with nmi_watchdog=1 and if that doesn't work (dmesg will complain) >>nmi_watchdog=2. About 15 seconds after the hang your box should print a >>backtrace. > > > I have currently nmi_watchdog=1 which works (NMI interrupts show up during > normal operation), but there is no backtrace visible or producable during the > freeze, sorry. How is that possible? If the NMI watchdog works but doesn't fire, the lockup should respond to SysRq-T. Could you please try SysRq-T *before* the hang just to verify that it would work? Regards, Carl-Daniel -- http://www.hailfinger.org/