Hi, This does not look like an USB issue. It is related to CAM/SCSI layer. mav @ CC'ed
--HPS On Monday 25 February 2013 12:19:18 Wouter Oosterveld wrote: > >Number: 176417 > >Category: usb > >Synopsis: [xhci][cam][umass] kernelpanic while removing plugged in > >disk Confidential: no > >Severity: non-critical > >Priority: low > >Responsible: freebsd-usb > >State: open > >Quarter: > >Keywords: > >Date-Required: > >Class: sw-bug > >Submitter-Id: current-users > >Arrival-Date: Mon Feb 25 11:20:00 UTC 2013 > >Closed-Date: > >Last-Modified: > >Originator: Wouter Oosterveld > >Release: FreeBSD backup01-trimm.trimm.net 9.0-RELEASE-p3 FreeBSD > >9.0-RELEASE-p3 #0: Tue Jun 12 02:52:29 UTC 2012 > >[email protected]:/usr/obj/usr/src/sys/GENERIC amd64 > > >Organization: > TriMM Multimedia > > >Environment: > FreeBSD backup01-trimm.trimm.net 9.0-RELEASE-p3 FreeBSD 9.0-RELEASE-p3 #0: > Tue Jun 12 02:52:29 UTC 2012 > [email protected]:/usr/obj/usr/src/sys/GENERIC amd64 > > >Description: > Symptoms: > > Messages of USB disk getting removed and rediscovered while still plugged > in. > > Kernelpanic while 'removing' device. > > Hardware: > > Sweex 2 Port USB 3.0 Card PCI Express (cheap) > Chip reads D720200F1 / 1119KU603 / Japan > > Western Digital "My Book Essential" with large >1TB disk. > > Screenshot: https://www.dropbox.com/s/bol6fxl37e7mu3g/IMAG0478.jpg > > Note: > > Machine is a ZFS fileserver with 16TB raidz2 array. > > >How-To-Repeat: > Plug in disk and see it getting 'removed' and rediscovered while being > plugged in. > > >Fix: > > > > > >Release-Note: > >Audit-Trail: > > >Unformatted: > _______________________________________________ > [email protected] mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-usb > To unsubscribe, send any mail to "[email protected]" _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-usb To unsubscribe, send any mail to "[email protected]"
