From owner-freebsd-current@FreeBSD.ORG  Sun May 27 20:44:42 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 759F916A478
	for <freebsd-current@freebsd.org>; Sun, 27 May 2007 20:44:42 +0000 (UTC)
	(envelope-from hselasky@c2i.net)
Received: from swip.net (mailfe09.swip.net [212.247.155.1])
	by mx1.freebsd.org (Postfix) with ESMTP id 1134913C469
	for <freebsd-current@freebsd.org>; Sun, 27 May 2007 20:44:41 +0000 (UTC)
	(envelope-from hselasky@c2i.net)
X-Cloudmark-Score: 0.000000 []
Received: from [88.88.46.79] (account mc467741@c2i.net HELO [192.168.0.102])
	by mailfe09.swip.net (CommuniGate Pro SMTP 5.1.7)
	with ESMTPA id 334032534; Sun, 27 May 2007 22:44:40 +0200
From: Hans Petter Selasky <hselasky@c2i.net>
To: freebsd-current@freebsd.org
Date: Sun, 27 May 2007 22:44:30 +0200
User-Agent: KMail/1.9.5
References: <20070527140309.W28526@thebighonker.lerctr.org>
	<20070527140947.W28767@thebighonker.lerctr.org>
	<4659D9A9.6070005@zedat.fu-berlin.de>
In-Reply-To: <4659D9A9.6070005@zedat.fu-berlin.de>
MIME-Version: 1.0
Content-Type: text/plain;
  charset="iso-8859-1"
Content-Transfer-Encoding: 7bit
Content-Disposition: inline
Message-Id: <200705272244.30800.hselasky@c2i.net>
Cc: "O. Hartmann" <ohartman@zedat.fu-berlin.de>,
	Larry Rosenman <ler@lerctr.org>
Subject: Re: USB Attach issues?
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: Sun, 27 May 2007 20:44:42 -0000

On Sunday 27 May 2007 21:19, O. Hartmann wrote:
> Larry Rosenman wrote:
> > On Sun, 27 May 2007, Larry Rosenman wrote:
> >> I'm seeing the following:
> >>
> >>
> >> usb2: root hub problem, error=4
> >> usb3: root hub problem, error=4
> >>
> >>
> >> In my Intel 5000 series chipset box.  This is a SuperMicro SYS-7045B-TR+
> >> system.
> >>
> >> I've placed the following at http://www.lerctr.org/FreeBSD-CURRENT/ :
> >
> > Grr.  Make that: http://www.lerctr.org/~ler/FreeBSD-CURRENT/ :
> >> -rw-r--r--  1 ler  ler   7156 May 27 13:58 BORG
> >> -rw-r--r--  1 ler  ler  13911 May 27 14:01 borg.lerctr.org.asl.gz
> >> -rw-r--r--  1 ler  ler  36124 May 27 13:58 dmesg.boot
> >>
> >> The BORG file is the kernel config, and dmesg.boot is a verbose boot.
> >>
> >> The borg.lerctr.org.asl.gz is the acpidump -td.
> >>
> >> I can give SSH access if that would help.
> >>
> >> Thanks all.
>
> Well,
> since yesterday's cvsupdate I see on different platforms with different
> chipsets crashes when attaching and detaching USB keys or USB devices
> like mice. On a TYAN 2925B based system running FreeBSD CURRENT/AMD64
> the PS/2-keyboard gets stuck after detaching (unplugging) an USB-key ...
>

I know that there is a race in vm_contig.c on 7-current. USB uses some 
functions in that file.

You can try patching yourself:
http://perforce.freebsd.org/chv.cgi?CH=120398

The "new" USB stack does not fix this issue unless you patch manually, but it 
might be worth a try:

http://www.turbocat.net/~hselasky/usb4bsd

And another thing is the FreeBSD USB list:

freebsd-usb@freebsd.org

--HPS