From owner-freebsd-current@FreeBSD.ORG  Wed Nov 26 15:23:16 2003
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
Delivered-To: freebsd-current@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id D0A1716A4CE
	for <freebsd-current@freebsd.org>;
	Wed, 26 Nov 2003 15:23:16 -0800 (PST)
Received: from smtp.web.de (smtp02.web.de [217.72.192.151])
	by mx1.FreeBSD.org (Postfix) with ESMTP id EB8B543FDF
	for <freebsd-current@freebsd.org>;
	Wed, 26 Nov 2003 15:23:14 -0800 (PST)	(envelope-from nakal@web.de)
Received: from [217.81.243.86] (helo=[217.81.243.86])
	by smtp.web.de with esmtp (TLSv1:DES-CBC3-SHA:168)
	(WEB.DE 4.99 #516)
	id 1AP905-0006R1-00
	for freebsd-current@freebsd.org; Thu, 27 Nov 2003 00:23:13 +0100
From: Martin <nakal@web.de>
To: freebsd-current@freebsd.org
In-Reply-To: <3FC502B5.5020700@evilrealms.net>
References: <1069874342.704.18.camel@klotz.local>
	 <3FC502B5.5020700@evilrealms.net>
Content-Type: text/plain
Message-Id: <1069888991.2521.7.camel@klotz.local>
Mime-Version: 1.0
X-Mailer: Ximian Evolution 1.4.5 
Date: Thu, 27 Nov 2003 00:23:12 +0100
Content-Transfer-Encoding: 7bit
Sender: nakal@web.de
Subject: Re: Panic with ugen
X-BeenThere: freebsd-current@freebsd.org
X-Mailman-Version: 2.1.1
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: Wed, 26 Nov 2003 23:23:16 -0000

On Wed, 2003-11-26 at 20:44, Jay Cornwall wrote:

> Can you (or someone) provide a backtrace to help trace the cause?

OK. Here is what I found out, I didn't write down any register contents
and stuff, sorry.

It looks like this:

WARNING: Driver mistake: destroy_dev on 114/1
panic: don't do that
db> trace
Debugger()
panic()
destroy_dev()
ugen_destroy_devnodes()
ugen_set_config()
ugen_do_ioctl()
ugenioctl()
spec_ioctl()
spec_vnoperate()
vn_ioctl()
ioctl()
syscall()
Xint0x80_syscall()

This was the latest kernel:
5.2-BETA FreeBSD 5.2-BETA #0: Wed Nov 26 22:24:43 CET 2003 i386

Martin