Date: Tue, 7 Aug 2007 16:52:41 +0200 From: Bernd Walter <ticso@cicely12.cicely.de> To: Krassimir Slavchev <krassi@bulinfo.net> Cc: freebsd-arm@freebsd.org, ticso@cicely.de Subject: Re: Kernel panic on usb disconnect? Message-ID: <20070807145240.GC41893@cicely12.cicely.de> In-Reply-To: <46B87129.1060800@bulinfo.net> References: <46B85F61.1050008@bulinfo.net> <20070807130429.GB41893@cicely12.cicely.de> <46B87129.1060800@bulinfo.net>
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On Tue, Aug 07, 2007 at 04:18:33PM +0300, Krassimir Slavchev wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > Bernd Walter wrote: > > 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. > > > > Yes, I know, the device is not mounted. Unfortunately I can't reproduce > this on i386. My fault - I saw the XPT and assumed it was still mounted. But is it Ok that badaddr_read panics? I though it is there to tamper with possible dangerous addresses. -- B.Walter http://www.bwct.de http://www.fizon.de bernd@bwct.de info@bwct.de support@fizon.de
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