From owner-freebsd-current@FreeBSD.ORG  Thu Apr 26 21:47:50 2007
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
X-Original-To: freebsd-current@freebsd.org
Delivered-To: freebsd-current@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52])
	by hub.freebsd.org (Postfix) with ESMTP id 75E6216A400
	for <freebsd-current@freebsd.org>; Thu, 26 Apr 2007 21:47:50 +0000 (UTC)
	(envelope-from jhb@freebsd.org)
Received: from server.baldwin.cx (66-23-211-162.clients.speedfactory.net
	[66.23.211.162])
	by mx1.freebsd.org (Postfix) with ESMTP id D3AF613C469
	for <freebsd-current@freebsd.org>; Thu, 26 Apr 2007 21:47:49 +0000 (UTC)
	(envelope-from jhb@freebsd.org)
Received: from localhost.corp.yahoo.com (john@localhost [127.0.0.1])
	(authenticated bits=0)
	by server.baldwin.cx (8.13.8/8.13.8) with ESMTP id l3QLlapb078120;
	Thu, 26 Apr 2007 17:47:41 -0400 (EDT) (envelope-from jhb@freebsd.org)
From: John Baldwin <jhb@freebsd.org>
To: freebsd-current@freebsd.org
Date: Thu, 26 Apr 2007 17:32:58 -0400
User-Agent: KMail/1.9.6
References: <f08hdc$s5t$1@sea.gmane.org> <f08io7$11h$1@sea.gmane.org>
In-Reply-To: <f08io7$11h$1@sea.gmane.org>
MIME-Version: 1.0
Content-Type: text/plain;
  charset="iso-8859-1"
Content-Transfer-Encoding: 7bit
Content-Disposition: inline
Message-Id: <200704261732.59281.jhb@freebsd.org>
X-Greylist: Sender succeeded SMTP AUTH authentication, not delayed by
	milter-greylist-2.0.2 (server.baldwin.cx [127.0.0.1]);
	Thu, 26 Apr 2007 17:47:41 -0400 (EDT)
X-Virus-Scanned: ClamAV 0.88.3/3165/Thu Apr 26 09:03:24 2007 on
	server.baldwin.cx
X-Virus-Status: Clean
X-Spam-Status: No, score=-4.4 required=4.2 tests=ALL_TRUSTED,BAYES_00 
	autolearn=ham version=3.1.3
X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on server.baldwin.cx
Cc: Mark Atkinson <atkin901@yahoo.com>
Subject: Re: panic: thread's turnstile has pending threads
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: Thu, 26 Apr 2007 21:47:50 -0000

On Thursday 19 April 2007 04:17:11 pm Mark Atkinson wrote:
> Mark Atkinson wrote:
> 
> > 7.0-CURRENT FreeBSD 7.0-CURRENT #6: Fri Mar 30 07:14:23 PDT 2007
> > 
> > Has anyone seen this?   This machine has dual CPUs plus two shared
> > interrupt 8 port serial I/O cards under uart/puc.
> 
> Additional info:
> 
> # kgdb ./kernel.debug /var/crash/vmcore.7
> [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".
> 
> Unread portion of the kernel message buffer:
> panic: thread's turnstile has pending threads

This is a "can't happen" panic.  Can you go up to the frame 10 and do 'p *ts'?

-- 
John Baldwin