From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262293AbVG0Rvc (ORCPT ); Wed, 27 Jul 2005 13:51:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262129AbVG0RvW (ORCPT ); Wed, 27 Jul 2005 13:51:22 -0400 Received: from smtp.osdl.org ([65.172.181.4]:30170 "EHLO smtp.osdl.org") by vger.kernel.org with ESMTP id S262335AbVG0RvK (ORCPT ); Wed, 27 Jul 2005 13:51:10 -0400 Date: Wed, 27 Jul 2005 10:50:05 -0700 From: Andrew Morton To: "Francisco Figueiredo Jr." Cc: linux-kernel@vger.kernel.org Subject: Re: "seeing minute plus hangs during boot" - 2.6.12 and 2.6.13 Message-Id: <20050727105005.30768fe3.akpm@osdl.org> In-Reply-To: <42E7A153.6060307@yahoo.com.br> References: <20050722182848.8028.qmail@web60715.mail.yahoo.com> <105c793f05072507426fb6d4c9@mail.gmail.com> <42E59E0E.5030306@yahoo.com.br> <20050726003322.1bfe17ee.akpm@osdl.org> <42E7A153.6060307@yahoo.com.br> X-Mailer: Sylpheed version 1.0.4 (GTK+ 1.2.10; i386-redhat-linux-gnu) Mime-Version: 1.0 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 "Francisco Figueiredo Jr." wrote: > > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > Andrew Morton wrote: > > "Francisco Figueiredo Jr." wrote: > > > >>Indeed udev update solved my problem with "preparing system to use udev" > >> hang. It now works like a charm. I had 030 version too. > >> > >> Only the "mounting filesystem" hangs persists :( > > > > > > Please use ALT-SYSRQ-T to generate an all-task backtrace, then send it to the > > list. > > > > > Hi Andrew. > I was not able to get anything when I press this key sequence. > > I checked my sysrq key with showkey -s as this doc > (http://snafu.freedom.org/linux2.2/docs/sysrq.txt) says and I could > confirm that alt+sysrq is sending 0x54. > > I also noted that many said that this option has to be compiled in > kernel, but I couldn't find this option. > > Can you give me some tips? > (Please leave the cc list unchanged - always do reply-to-all) hm, maybe do alt-sysrq-7 to make sure that the loglevel is appropriately set. Or do alt-sysrq-B to test that the whole sysrq thing is working. If it is, that will reboot the machine.