From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262458AbUKWBFz (ORCPT ); Mon, 22 Nov 2004 20:05:55 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262434AbUKWBDB (ORCPT ); Mon, 22 Nov 2004 20:03:01 -0500 Received: from e33.co.us.ibm.com ([32.97.110.131]:60115 "EHLO e33.co.us.ibm.com") by vger.kernel.org with ESMTP id S261212AbUKWBBS (ORCPT ); Mon, 22 Nov 2004 20:01:18 -0500 Subject: Re: [PATCH] kdump: Fix for boot problems on SMP From: Badari Pulavarty To: Hariprasad Nellitheertha Cc: Akinobu Mita , Andrew Morton , Linux Kernel Mailing List , varap@us.ibm.com In-Reply-To: <41A20DB5.2050302@in.ibm.com> References: <419CACE2.7060408@in.ibm.com> <20041119153052.21b387ca.akpm@osdl.org> <1100912759.4987.207.camel@dyn318077bld.beaverton.ibm.com> <200411201204.37750.amgta@yacht.ocn.ne.jp> <41A20DB5.2050302@in.ibm.com> Content-Type: text/plain Organization: Message-Id: <1101170617.4987.268.camel@dyn318077bld.beaverton.ibm.com> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.2.2 (1.2.2-5) Date: 22 Nov 2004 16:43:37 -0800 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org More info testing results... gdb is not showing the stack info properly, on my saved vmcore. I thought vmlinux is not matching the vmcore, so I verified that vmcore and vmlinux matchup. But still no luck... # gdb ../linux-2.6.9/vmlinux vmcore.2 GNU gdb 5.2.1 Copyright 2002 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "i586-suse-linux"... Core was generated by `root=/dev/sda2 dump init 1 memmap=exactmap memmap=640k@0 memmap=32M@16M console='. #0 default_idle () at arch/i386/kernel/process.c:108 108 } (gdb) bt #0 default_idle () at arch/i386/kernel/process.c:108 #1 0xc04cdff8 in init_thread_union () #2 0xc0101b86 in cpu_idle () at arch/i386/kernel/process.c:196 #3 0xc04cea20 in start_kernel () at init/main.c:523 #4 0xc0100211 in L6 () at /tmp/cch2z2jk.s:2054 Cannot access memory at address 0x550007 Thanks, Badari