Initializing USB Mass Storage driver...
scsi4 : SCSI emulation for USB Mass Storage devices
usb-storage: device found at 4
usb-storage: waiting for device to settle before scanning
usbcore: registered new interface driver usb-storage
USB Mass Storage support registered.
scsi 4:0:0:0: Direct-Access     Generic  USB SD Reader    1.00 PQ: 0 ANSI: 0
sd 4:0:0:0: Attached scsi removable disk sdc
sd 4:0:0:0: Attached scsi generic sg4 type 0
scsi 4:0:0:1: Direct-Access     Generic  USB CF Reader    1.01 PQ: 0 ANSI: 0
sd 4:0:0:1: Attached scsi removable disk sdd
sd 4:0:0:1: Attached scsi generic sg5 type 0
scsi 4:0:0:2: Direct-Access     Generic  USB SM Reader    1.02 PQ: 0 ANSI: 0
sd 4:0:0:2: Attached scsi removable disk sde
sd 4:0:0:2: Attached scsi generic sg6 type 0
scsi 4:0:0:3: Direct-Access     Generic  USB MS Reader    1.03 PQ: 0 ANSI: 0
sd 4:0:0:3: Attached scsi removable disk sdf
sd 4:0:0:3: Attached scsi generic sg7 type 0
usb-storage: device scan complete
FAT: bogus number of reserved sectors
VFS: Can't find a valid FAT filesystem on dev sda4.