sparc64/82569: USB mass storage plug/unplug causes system panic
Marius Strobl
marius at alchemy.franken.de
Wed Aug 10 21:10:17 GMT 2005
The following reply was made to PR sparc64/82569; it has been noted by GNATS.
From: Marius Strobl <marius at alchemy.franken.de>
To: Andy Jema <jema at mail.ru>
Cc: freebsd-gnats-submit at freebsd.org
Subject: Re: sparc64/82569: USB mass storage plug/unplug causes system panic
Date: Wed, 10 Aug 2005 23:06:18 +0200
On Thu, Jun 23, 2005 at 11:01:15AM +0000, Andy Jema wrote:
>
> >Number: 82569
> >Category: sparc64
> >Synopsis: USB mass storage plug/unplug causes system panic
> >Confidential: no
> >Severity: serious
> >Priority: medium
> >Responsible: freebsd-sparc64
> >State: open
> >Quarter:
> >Keywords:
> >Date-Required:
> >Class: sw-bug
> >Submitter-Id: current-users
> >Arrival-Date: Thu Jun 23 11:10:19 GMT 2005
> >Closed-Date:
> >Last-Modified:
> >Originator: Andy Jema
> >Release: 6.0-CURRENT
> >Organization:
> OT
> >Environment:
> FreeBSD 6.0-20050601-SNAP #0: Thu Jun 2 05:29:17 UTC 2005
> root at u60.samsco.home:/usr/obj/usr/src/sys/GENERIC
> >Description:
> Just installed FreeBSD 6.0-20050601-SNAP. I repeatously pluged and unpluged a USB mass storage(DVD-ROM) on my Blade 150 and as result got a kernel panic
>
> blade150# kldload usb.ko
> ohci0: <Sun PCIO-2 USB controller> mem 0x2000000-0x2007fff at device 12.3 on pci0
> ohci0: [GIANT-LOCKED]
> usb0: OHCI version 1.0, legacy support
> usb0: <Sun PCIO-2 USB controller> on ohci0
> usb0: USB revision 1.0
> uhub0: (0x108e) OHCI root hub, class 9/0, rev 1.00/1.00, addr 1
> uhub0: 4 ports with 4 removable, self powered
> blade150# kldload umass.ko
> blade150# (null): at uhub0 port 4 (addr 2) disconnected
>
> blade150#
> blade150# umass0: USB2.0 TO IDE USB Storage Adapter, rev 2.00/11.01, addr 2
> umass0: at uhub0 port 4 (addr 2) disconnected
> panic: trap: memory address not aligned
> cpuid = 0
> KDB: enter: panic
> [thread pid 16 tid 100019 ]
> Stopped at kdb_enter+0x3c: ta %xcc, 1
> db>
>
> >How-To-Repeat:
> plug/unplug repeatously a USB CD/DVD-ROM
Is this really sparc64-specific, i.e. it doesn't happen when repeatedly
plugging in and unplugging the same drive on e.g. i386? Is the drive
otherwise useable on sparc64?
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