From owner-freebsd-stable@FreeBSD.ORG Mon Aug 1 13:28:50 2005 Return-Path: X-Original-To: freebsd-stable@freebsd.org Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 0823816A41F for ; Mon, 1 Aug 2005 13:28:50 +0000 (GMT) (envelope-from kris@obsecurity.org) Received: from fileserver.fields.utoronto.ca (fileserver.fields.utoronto.ca [128.100.216.10]) by mx1.FreeBSD.org (Postfix) with ESMTP id 8EA8B43D45 for ; Mon, 1 Aug 2005 13:28:49 +0000 (GMT) (envelope-from kris@obsecurity.org) Received: from fields.fields.utoronto.ca (fields.localdomain [192.168.216.11]) by fileserver.fields.utoronto.ca (8.12.8/8.12.8/Fields 6.0) with ESMTP id j71DSmNV017391 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Mon, 1 Aug 2005 09:28:48 -0400 Received: from obsecurity.dyndns.org (fields.fields.utoronto.ca [128.100.216.11]) by fields.fields.utoronto.ca (8.12.8/8.12.8/Fields WS 6.0) with ESMTP id j71DSl6P022790; Mon, 1 Aug 2005 09:28:47 -0400 Received: by obsecurity.dyndns.org (Postfix, from userid 1000) id 901BC513BD; Mon, 1 Aug 2005 09:28:39 -0400 (EDT) Date: Mon, 1 Aug 2005 09:28:39 -0400 From: Kris Kennaway To: "Evgueni V. Gavrilov" Message-ID: <20050801132839.GA42826@xor.obsecurity.org> References: <20050801035149.GA77223@rusunix.org> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="nFreZHaLTZJo0R7j" Content-Disposition: inline In-Reply-To: <20050801035149.GA77223@rusunix.org> User-Agent: Mutt/1.4.2.1i Cc: freebsd-stable@freebsd.org Subject: Re: 6.0-BETA1 LOR vm_fault: fault on nofault entry X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 01 Aug 2005 13:28:50 -0000 --nFreZHaLTZJo0R7j Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Mon, Aug 01, 2005 at 05:51:49AM +0200, Evgueni V. Gavrilov wrote: > kgdb -c /usr/crash/vmcore.25 kernel.debug > [GDB will not be able to debug user-mode threads: /usr/lib/libthread_db.so: Undefined symbol "ps_pglobal_lookup"] > GNU gdb 6.1.1 [FreeBSD] > Copyright 2004 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 "i386-marcel-freebsd". > #0 doadump () at pcpu.h:165 > 165 __asm __volatile("movl %%fs:0,%0" : "=r" (td)); > (kgdb) where full > #0 doadump () at pcpu.h:165 > No locals. > #1 0xc0541228 in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:397 > first_buf_printf = 1 > #2 0xc0541586 in panic ( > fmt=0xc0723a06 "vm_fault: fault on nofault entry, addr: %lx") > at /usr/src/sys/kern/kern_shutdown.c:553 > td = (struct thread *) 0xc47c7300 > bootopt = 260 > newpanic = 0 > ap = 0xeb0a8834 "" > buf = "vm_fault: fault on nofault entry, addr: deadc000", '\0' This is a panic, not a lock order reversal. Kris --nFreZHaLTZJo0R7j Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (FreeBSD) iD8DBQFC7iOHWry0BWjoQKURAhEjAJ0dN4mZcTK6mFI6GDpoyPADx06NSQCg44Xl YkddkZQknwG07vk5c/95AiQ= =u4iY -----END PGP SIGNATURE----- --nFreZHaLTZJo0R7j--