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Date: Tue, 7 Aug 2007 15:04:30 +0200
From: Bernd Walter <ticso@cicely12.cicely.de>
To: Krassimir Slavchev <krassi@bulinfo.net>
Message-ID: <20070807130429.GB41893@cicely12.cicely.de>
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Cc: freebsd-arm@freebsd.org
Subject: Re: Kernel panic on usb disconnect?
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On Tue, Aug 07, 2007 at 03:02:41PM +0300, Krassimir Slavchev wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
> 
> This is on at91rm9200 with latest -current
> 
> On connect:
> 
> umass0: <Corsair Flash Voyager, class 0/0, rev 2.00/11.00, addr 2> on uhub0
> umass0: SCSI over Bulk-Only; quirks = 0x0000
> umass0:0:0:-1: Attached to scbus0
> Expensive timeout(9) function: 0xc00357f0(0xc07e6c00) 0.002746582 s
> 
> On disconnect:
> 
> umass0: BBB reset failed, IOERROR
> umass0: at uhub0 port 1 (addr 2) disconnected

This problem is not arm specific.
You have to unmount umass devices befor you can disconnect them.

-- 
B.Walter                http://www.bwct.de      http://www.fizon.de
bernd@bwct.de           info@bwct.de            support@fizon.de