From owner-freebsd-current@FreeBSD.ORG  Fri Oct 26 14:59:12 2007
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
Delivered-To: current@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 3DA8D16A417
	for <current@freebsd.org>; Fri, 26 Oct 2007 14:59:12 +0000 (UTC)
	(envelope-from julian@elischer.org)
Received: from outM.internet-mail-service.net (outM.internet-mail-service.net
	[216.240.47.236])
	by mx1.freebsd.org (Postfix) with ESMTP id 25BFF13C4A7
	for <current@freebsd.org>; Fri, 26 Oct 2007 14:59:12 +0000 (UTC)
	(envelope-from julian@elischer.org)
Received: from mx0.idiom.com (HELO idiom.com) (216.240.32.160)
	by out.internet-mail-service.net (qpsmtpd/0.40) with ESMTP;
	Fri, 26 Oct 2007 07:59:11 -0700
X-Client-Authorized: MaGic Cook1e
X-Client-Authorized: MaGic Cook1e
Received: from julian-mac.elischer.org (home.elischer.org [216.240.48.38])
	by idiom.com (Postfix) with ESMTP id 0A830126819;
	Fri, 26 Oct 2007 07:59:11 -0700 (PDT)
Message-ID: <472200DB.7040009@elischer.org>
Date: Fri, 26 Oct 2007 07:59:39 -0700
From: Julian Elischer <julian@elischer.org>
User-Agent: Thunderbird 2.0.0.6 (Macintosh/20070728)
MIME-Version: 1.0
To: Ed Schouten <ed@fxq.nl>
References: <4720335D.6020404@elischer.org> <20071026135428.GO5411@hoeg.nl>
In-Reply-To: <20071026135428.GO5411@hoeg.nl>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit
Cc: FreeBSD Current <current@freebsd.org>
Subject: Re: kthread/kproc panic
X-BeenThere: freebsd-current@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Discussions about the use of FreeBSD-current
	<freebsd-current.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>, 
	<mailto:freebsd-current-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-current>
List-Post: <mailto:freebsd-current@freebsd.org>
List-Help: <mailto:freebsd-current-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>,
	<mailto:freebsd-current-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 26 Oct 2007 14:59:12 -0000

Ed Schouten wrote:
> Hello Julian,
> 
> I just upgraded my box, because I wanted to test AHCI ATAPI support that
> got added yesterday. I get the following panic right after the kernel
> copyright message. Have to type it by hand, so Typo's Copyright (c) me.
> 
> | kernel trap 12 with interrupts disabled
> | Fatal trap 12: page fault while in kernel mode
> | cpuid = 0; apic_id = 00
> | fault virtual address = 0x248
> | // too lazy to copy this by hand
> | db> bt
> | Tracing pid 0 tid 0 td 0xfffff...
> | bcopy() at bcopy+0x16
> | kproc_kthread_add() at kproc_kthread_add+0xbe
> | idle_setup() at idle_setup+0x7f
> | mi_startup() at mi_startup+0x59
> | btext() at btext+0x2c
> 
> I'm running FreeBSD on an amd64.


???
huh?

I'm looking to see if I did somethig stupid in the AMD case (but it's odd because there
is no machinespecific code affected)


> 
> Yours,