From owner-freebsd-current@FreeBSD.ORG  Wed Sep 26 20:56:08 2012
Return-Path: <owner-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 B3662106566C;
	Wed, 26 Sep 2012 20:56:08 +0000 (UTC)
	(envelope-from w8hdkim@gmail.com)
Received: from mail-vb0-f54.google.com (mail-vb0-f54.google.com
	[209.85.212.54])
	by mx1.freebsd.org (Postfix) with ESMTP id 516198FC1A;
	Wed, 26 Sep 2012 20:56:07 +0000 (UTC)
Received: by vbmv11 with SMTP id v11so1524877vbm.13
	for <multiple recipients>; Wed, 26 Sep 2012 13:56:07 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113;
	h=mime-version:in-reply-to:references:date:message-id:subject:from:to
	:cc:content-type;
	bh=5dsOb2pPgk/WrfEAOrjbwBhEH3jquU8McO88oVyOqNU=;
	b=h+wqt/1PoeSCGNGsRRZ0eUyq8Eh4++7QuuZBXbaAgM4e5i6HOjSDqvx3qWZIYnHWmD
	uMn6Vd33uhxHHfkv4Iozf/J3nY6NureTddChhMQ1C6h9RKLwZgKViMI2VDIaB2++0Nfo
	GxhUnbRhwh8iNCjLS7qXhWf+n1OU72elKhR0GQHI2MRlJEuevLPCtMqLEvo+R/QDrj8s
	3JHW8ZuBvR2g7rkyk1H/+8rqu/Kit/eq/HKNa3QvMBv1CtzcNzKnlgzW6T2bQiK01FXW
	f9xEXawtTTAslE2YY5vyY31Lu9Ki/WM+w44cPmsd0GepwkOTP9PzzP0ddNNo+akK3BGX
	3ObQ==
MIME-Version: 1.0
Received: by 10.52.70.72 with SMTP id k8mr802869vdu.55.1348692967177; Wed, 26
	Sep 2012 13:56:07 -0700 (PDT)
Received: by 10.58.226.163 with HTTP; Wed, 26 Sep 2012 13:56:05 -0700 (PDT)
In-Reply-To: <E1TGted-0001Bf-K4@clue.co.za>
References: <CAKZxVQXvuWVae4ihWoeb03xb97JOJ+ti23zXdah8H_p0X2zhjg@mail.gmail.com>
	<20120922182756.GF50433@glebius.int.ru>
	<E1TGted-0001Bf-K4@clue.co.za>
Date: Wed, 26 Sep 2012 16:56:05 -0400
Message-ID: <CAKZxVQXJFinHEGa7yvbiJDKJ=xTsaw8ty=7XSPsQPhi6BJXSmw@mail.gmail.com>
From: Kim Culhan <w8hdkim@gmail.com>
To: Ian FREISLICH <ianf@clue.co.za>
Content-Type: text/plain; charset=ISO-8859-1
Cc: Gleb Smirnoff <glebius@freebsd.org>, freebsd-current@freebsd.org
Subject: Re: r240825 -current fault with backtrace
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: Wed, 26 Sep 2012 20:56:08 -0000

On Wed, Sep 26, 2012 at 11:36 AM, Ian FREISLICH <ianf@clue.co.za> wrote:
> Gleb Smirnoff wrote:
>> On Sat, Sep 22, 2012 at 02:13:58PM -0400, Kim Culhan wrote:
>> K> serial terminal not available, backtrace is a screen pic:
>> Why didn't you make dump?
>>
>> db> call doadump
>
> I reliably get this panic on my routers when I reboot the carp
> backup.  Shortly after the syncdev: igb0 looses link, the running
> sync host panics:
>
> db> bt
> Tracing pid 11 tid 100123 td 0xfffffe000b053480
> m_copym() at m_copym+0x37
> ip_fragment() at ip_fragment+0x1c4
> ip_output() at ip_output+0x6c1
> pfsyncintr() at pfsyncintr+0xf5
> intr_event_execute_handlers() at intr_event_execute_handlers+0xfd
> ithread_loop() at ithread_loop+0x9e
> fork_exit() at fork_exit+0x11e
> fork_trampoline() at fork_trampoline+0xe
> --- trap 0, rip = 0, rsp = 0xffffff8463866cb0, rbp = 0 ---
>
> My kernel dumps are however useless.  I do have serial console to
> do whatever debugging we may need.

I'm not seeing any more panics here for a couple of days, not running
carp.

-kim