plenty complains on microSD reader Kingston FCR-MRG2

[Zeus Panchenko]

hi,

on Kingston microSD reader FCR-MRG2 plug-in I receive a lot of conplains:

ugen1.3: <Silicon Motion, Inc.> at usbus1
umass1: <Silicon Motion, Inc. Generic USB2.0 card, class 0/0, rev 2.00/1.00, addr 3> on usbus1
da1 at umass-sim1 bus 1 scbus3 target 0 lun 0
da1: <Generic USB  SD Reader 1.00> Removable Direct Access SCSI-0 device 
da1: 40.000MB/s transfers
da1: 1876MB (3842048 512 byte sectors: 255H 63S/T 239C)
(da1:umass-sim1:1:0:0): PREVENT ALLOW MEDIUM REMOVAL. CDB: 1e 0 0 0 1 0 
(da1:umass-sim1:1:0:0): CAM status: SCSI Status Error
(da1:umass-sim1:1:0:0): SCSI status: Check Condition
(da1:umass-sim1:1:0:0): SCSI sense: No sense data present
(da1:umass-sim1:1:0:0): Retrying command (per sense data)
...
cut 16 sections like above
...
ugen1.3: <Silicon Motion, Inc.> at usbus1 (disconnected)
umass1: at uhub1, port 1, addr 3 (disconnected)
(da1:umass-sim1:1:0:0): lost device - 0 outstanding, 1 refs
(pass2:umass-sim1:1:(da1:0:umass-sim1:1:0): 0:passdevgonecb: devfs entry is gone
0): removing device entry


> uname 
FreeBSD 9.1-STABLE #12 r246707: amd64

> usbconfig
ugen1.3: <Generic USB2.0 card Silicon Motion, Inc.> at usbus1, cfg=0 md=HOST spd=HIGH (480Mbps) pwr=ON


is it expected behaviour?

-- 
Zeus V. Panchenko				jid:zeus at im.ibs.dn.ua
IT Dpt., I.B.S. LLC					  GMT+2 (EET)