Usb flash attaching problem -- umass module error

[Hans Petter Selasky]

On Sunday 27 November 2011 18:18:38 aram baghomian wrote:
> Hi
> 
> I can't attache any usb flash drive or hard disk to my FreeBSD 8.2 box.
> I didn't have any problem with this flash drive in linux or windows.
> 
> I get these messages when attached it.
> 
> ugent0.2: <SD MMC> at usbbus0
> umass0:<SD MMC> on usbbus0
> umass0:SCSI over Bulk-Only: quirks = 0x4101
> umass0:1:0:0:-1: attached to scbus1
> (probe0:umass-sim:0:0:0:0): autosense failed.
> da0 at umass-sim0 bus 0 scbus1 target 0 lun 0
> da0 :<SD MMC>  Removable Direct Access SCSI-2 device
> da0: 1.000MB/s transfers
> da0: 3830MB (7843840 512 byte sectors: 255H 63S/T 488C)
> (da0:umass-sim:0:0:0:0):AutoSense failed
> (da0:umass-sim:0:0:0:0):AutoSense failed
> (da0:umass-sim:0:0:0:0):AutoSense failed
> (da0:umass-sim:0:0:0:0):AutoSense failed
> (da0:umass-sim:0:0:0:0):AutoSense failed
> (da0:umass-sim:0:0:0:0):AutoSense failed
> (da0:umass-sim:0:0:0:0):AutoSense failed
> (da0:umass-sim:0:0:0:0):AutoSense failed
> (da0:umass-sim:0:0:0:0):AutoSense failed
> (da0:umass-sim:0:0:0:0):AutoSense failed
> (da0:umass-sim:0:0:0:0):AutoSense failed
> (da0:umass-sim:0:0:0:0):AutoSense failed
> (da0:umass-sim:0:0:0:0):AutoSense failed
> 
> I suppose this error is from umass subsystem module.
> I use some other freebsd's family product such as m0n0wall and in that
> boxes i get the same error when i attached usb falashes.
> 
> plz help me.
> thanks.

Hi,

Try setting the no-synchronize cache quirk using usbconfig. Then re-attach the 
device.

Else try to use another branded memory stick.

--HPS