9.0-STABLE: Can't umount umass device

[Jason Hellenthal]

fstat /flash ?

On Tue, Jul 03, 2012 at 08:42:55PM -0400, George Mitchell wrote:
> uname -a:
> FreeBSD wonderland.m5p.com 9.0-STABLE FreeBSD 9.0-STABLE #9: Sun Jun  3 
> 10:01:09 EDT 2012 
> george at wonderland.m5p.com:/usr/obj/usr/src/sys/WONDERLAND  amd64
> 
> dmesg | grep umass:
> umass0: <Bulk-In, Bulk-Out, Interface> on usbus2
> umass0:  SCSI over Bulk-Only; quirks = 0x4000
> umass0:3:0:-1: Attached to scbus3
> (probe0:umass-sim0:0:0:0): TEST UNIT READY. CDB: 0 0 0 0 0 0
> (probe0:umass-sim0:0:0:0): CAM status: SCSI Status Error
> (probe0:umass-sim0:0:0:0): SCSI status: Check Condition
> (probe0:umass-sim0:0:0:0): SCSI sense: UNIT ATTENTION asc:28,0 (Not 
> ready to ready change, medium may have changed)
> da0 at umass-sim0 bus 0 scbus3 target 0 lun 0
> 
> # mount -t msdosfs /dev/da0s1 /flash
> # umount /flash
> umount: unmount of /flash failed: Device busy
> 
> -- George Mitchell
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