From owner-freebsd-hackers@FreeBSD.ORG Wed May 19 06:34:58 2004 Return-Path: <owner-freebsd-hackers@FreeBSD.ORG> Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 7D63416A4CE for <hackers@freebsd.org>; Wed, 19 May 2004 06:34:58 -0700 (PDT) Received: from nord.interexc.com (nord.interexc.com [193.108.123.135]) by mx1.FreeBSD.org (Postfix) with ESMTP id 9C3C543D31 for <hackers@freebsd.org>; Wed, 19 May 2004 06:34:57 -0700 (PDT) (envelope-from nick@nord.interexc.com) Received: from nord.interexc.com (localhost.interexc.com [127.0.0.1]) by nord.interexc.com (8.12.10/8.12.10) with ESMTP id i4JDYgIW090097 for <hackers@freebsd.org>; Wed, 19 May 2004 16:34:42 +0300 (EEST) (envelope-from nick@nord.interexc.com) Received: (from nick@localhost) by nord.interexc.com (8.12.10/8.12.10/Submit) id i4JDYgHW090096 for hackers@freebsd.org; Wed, 19 May 2004 16:34:42 +0300 (EEST) (envelope-from nick) Date: Wed, 19 May 2004 16:34:42 +0300 From: Nick Strebkov <nick@humgat.org> To: hackers@freebsd.org Message-ID: <20040519133442.GA90053@nord.interexc.com> Mime-Version: 1.0 Content-Type: text/plain; charset=koi8-u Content-Disposition: inline User-Agent: Mutt/1.4.1i X-Operating-System: FreeBSD 5.2.1-RELEASE-p5 X-Real-Name: =?koi8-u?B?89TSxcLLz9cgSMnLz8zByiDhzsHU?= =?koi8-u?B?z8zYxdfJ3g==?= Subject: obtaining a kernel crash dump X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Technical Discussions relating to FreeBSD <freebsd-hackers.freebsd.org> List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-hackers>, <mailto:freebsd-hackers-request@freebsd.org?subject=unsubscribe> List-Archive: <http://lists.freebsd.org/pipermail/freebsd-hackers> List-Post: <mailto:freebsd-hackers@freebsd.org> List-Help: <mailto:freebsd-hackers-request@freebsd.org?subject=help> List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-hackers>, <mailto:freebsd-hackers-request@freebsd.org?subject=subscribe> X-List-Received-Date: Wed, 19 May 2004 13:34:58 -0000 Hi there. I can't obtain a crash dump. % cat /sys/i386/conf/DEVEL | grep makeoptions makeoptions DEBUG=-g % cat /etc/rc.conf| grep dump dumpdev="/dev/ar0s1b" dumpdir="/var/crash" I'm testing my kernel patch and the following is what I see in /var/log/messages: May 19 16:17:00 devel /kernel: Fatal trap 12: page fault while in kernel mode May 19 16:17:00 devel /kernel: fault virtual address = 0x20a4e920 May 19 16:17:00 devel /kernel: fault code = supervisor write, page not present May 19 16:17:00 devel /kernel: instruction pointer = 0x8:0xc01920d3 May 19 16:17:00 devel /kernel: stack pointer = 0x10:0xe7951e80 May 19 16:17:00 devel /kernel: frame pointer = 0x10:0xe7951ea4 May 19 16:17:00 devel /kernel: code segment = base 0x0, limit 0xfffff, type 0x1b May 19 16:17:00 devel /kernel: = DPL 0, pres 1, def32 1, gran 1 May 19 16:17:00 devel /kernel: processor eflags = interrupt enabled, resume, IOPL = 0 May 19 16:17:00 devel /kernel: current process = 637 (rtpslave) May 19 16:17:00 devel /kernel: interrupt mask = net May 19 16:17:00 devel /kernel: trap number = 12 May 19 16:17:00 devel /kernel: panic: page fault May 19 16:17:00 devel /kernel: May 19 16:17:00 devel /kernel: syncing disks... 60 3 2 [dd boot kernel messages] May 19 16:17:00 devel savecore: no core dump Thanks in advance. -- Nick Strebkov Public key: http://humgat.org/~nick/pubkey.txt fpr: 552C 88D6 895B 6E64 F277 D367 8A70 8132 47F5 C1B6