From owner-freebsd-current@FreeBSD.ORG Mon Nov 22 17:37:00 2010 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id D2ABF1065679 for ; Mon, 22 Nov 2010 17:37:00 +0000 (UTC) (envelope-from cheeky.m@live.com) Received: from bay0-omc3-s9.bay0.hotmail.com (bay0-omc3-s9.bay0.hotmail.com [65.54.190.147]) by mx1.freebsd.org (Postfix) with ESMTP id 9FC178FC13 for ; Mon, 22 Nov 2010 17:37:00 +0000 (UTC) Received: from BAY147-W43 ([65.54.190.189]) by bay0-omc3-s9.bay0.hotmail.com with Microsoft SMTPSVC(6.0.3790.4675); Mon, 22 Nov 2010 09:36:59 -0800 Message-ID: X-Originating-IP: [209.6.82.6] From: Roger Hammerstein To: Date: Mon, 22 Nov 2010 12:37:00 -0500 Importance: Normal In-Reply-To: <20101122172016.71e6b3ca@core.draftnet> References: , <20101122172016.71e6b3ca@core.draftnet> MIME-Version: 1.0 X-OriginalArrivalTime: 22 Nov 2010 17:36:59.0811 (UTC) FILETIME=[DDD5EF30:01CB8A6B] Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: freebsd-current@freebsd.org Subject: RE: panic with devclass_get_name (dc=0xdeadc0dedeadc0de) X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 22 Nov 2010 17:37:01 -0000 > I wonder if this is related to > http://www.freebsd.org/cgi/query-pr.cgi?pr=3Dkern/133286 ? I am not sure if that is related=2C but I can also panic it with just cp -a /usr/src to the WDC disk. butter# mount /dev/ad4s1a on / (ufs=2C local) devfs on /dev (devfs=2C local=2C multilabel) /dev/ad4s1e on /tmp (ufs=2C local=2C soft-updates) /dev/ad4s1f on /usr (ufs=2C local=2C soft-updates) /dev/ad4s1d on /var (ufs=2C local=2C soft-updates) butter# 2gigs of ram and 4 gigs of swap. butter# swapinfo Device 1K-blocks Used Avail Capacity /dev/ad4s1b 4157984 0 4157984 0% butter# I can also panic the machine with : newfs -O 2 /dev/ad8=20 mount /dev/ad8 /a mkdir /a/1 /a/2 cp -a /usr/src /a/1 & cp -a /usr/src /a/2 &=20 And then wait 30 seconds to a minute. I get a bunch of g_vfs_done():ad8[write(offset=3D146023743488=2Clength=3D16= 384)]error=3D6 errors on the console and then the machine locks up entirely=2C keyboard an= d keyboard lights unresponsive. I had looked for devclass_get_name and found: http://www.freebsd.org/cgi/query-pr.cgi?pr=3D85728&cat=3D but that is old and closed=2C from releng 6=2C 2007 timeframe. =