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Date: Mon, 8 Dec 2003 00:58:50 +0100
From: Alexander Leidinger <Alexander@Leidinger.net>
To: Nick Sayer <nsayer@kfu.com>
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cc: freebsd-current@freebsd.org
Subject: Re: 5.1-RELEASE-p11 - ACPI panic during shutdown, USB panic w/ USB2
 HD
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On Sun, 7 Dec 2003 11:52:59 -0800
Nick Sayer <nsayer@kfu.com> wrote:

> Case #2:
> 
> This is an older machine with a USB 2.0 PCI controller card and an 
> external USB 2.0 disk enclosure. Excerpts from dmesg.boot:

> uhub2: NEC EHCI root hub, class 9/0, rev 2.00/1.00, addr 1
> uhub2: 5 ports with 5 removable, self powered
> 
> Shortly after disk I/O begins on the USB disk, there is a fatal trap 
> panic and reboot. This disk/controller pair worked just fine under 
> 4.8-RELEASE, albeit not at high speed.

Is this an external USB 2 hub? If yes, remove it and your USB disk
should work (USB 2 hubs aren't supported).

Bye,
Alexander.

-- 
           Intel: where Quality is job number 0.9998782345!

http://www.Leidinger.net                       Alexander @ Leidinger.net
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