From owner-freebsd-questions@freebsd.org  Thu Jul 16 00:08:46 2015
Return-Path: <owner-freebsd-questions@freebsd.org>
Delivered-To: freebsd-questions@mailman.ysv.freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 by mailman.ysv.freebsd.org (Postfix) with ESMTP id A13189A2B7E
 for <freebsd-questions@mailman.ysv.freebsd.org>;
 Thu, 16 Jul 2015 00:08:46 +0000 (UTC)
 (envelope-from knusbaum@sdf.org)
Received: from sdf.lonestar.org (mx.sdf.org [192.94.73.23])
 (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
 (Client CN "mx.sdf.org", Issuer "SDF.ORG" (not verified))
 by mx1.freebsd.org (Postfix) with ESMTPS id 6488310E7
 for <freebsd-questions@freebsd.org>; Thu, 16 Jul 2015 00:08:46 +0000 (UTC)
 (envelope-from knusbaum@sdf.org)
Received: from sverige.freeshell.org (IDENT:knusbaum@sverige.freeshell.org
 [192.94.73.5])
 by sdf.lonestar.org (8.14.8/8.14.5) with ESMTP id t6G08ZQ6016171
 (using TLSv1/SSLv3 with cipher DHE-RSA-AES256-SHA (256 bits) verified NO)
 for <freebsd-questions@freebsd.org>; Thu, 16 Jul 2015 00:08:35 GMT
Date: Thu, 16 Jul 2015 00:08:35 +0000 (UTC)
From: Kyle <knusbaum@sdf.org>
X-X-Sender: knusbaum@iceland.freeshell.org
To: freebsd-questions@freebsd.org
Subject: Ext4 Kernel Panic
Message-ID: <alpine.NEB.2.02.1507160006260.24679@iceland.freeshell.org>
User-Agent: Alpine 2.02 (NEB 1266 2009-07-14)
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; format=flowed; charset=US-ASCII
X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.4.3
 (sdf.lonestar.org [192.94.73.23]); Thu, 16 Jul 2015 00:08:35 +0000 (UTC)
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.20
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-questions>, 
 <mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions/>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
 <mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 16 Jul 2015 00:08:46 -0000


So I mount an ext4 partition like so:

# mount -r -t ext2fs /dev/ada2p1 /mnt

And then I try to copy some files. This consistently results in a kernel 
panic.

The core dump is here: http://knusbaum.inlisp.org/core.txt

Anyone seen anything like this?

Thanks,

knusbaum@sdf.org
SDF Public Access UNIX System - http://sdf.org