[Linuxcantabria] Ubuntu y SD de 2 Gb

[elpecoso]

Hola gente!

tengo un problema con el Ubuntu...
al insertar en el lector de tarjetas una SD de 2 Gb, el dmesg me escupe 
esto:

[17184727.476000] usb 4-1: USB disconnect, address 6
[17184729.480000] usb 4-1: new high speed USB device using ehci_hcd and 
address 7
[17184729.676000] scsi5 : SCSI emulation for USB Mass Storage devices
[17184729.676000] usb-storage: device found at 7
[17184729.676000] usb-storage: waiting for device to settle before scanning
[17184734.684000]   Vendor: Generic   Model: USB 2 HS-CF       Rev: 1.29
[17184734.684000]   Type:   Direct-Access                      ANSI SCSI 
revision: 00
[17184734.692000] sd 5:0:0:0: Attached scsi removable disk sda
[17184734.692000] sd 5:0:0:0: Attached scsi generic sg0 type 0
[17184734.692000]   Vendor: Generic   Model: USB 2 HS-SM       Rev: 1.29
[17184734.692000]   Type:   Direct-Access                      ANSI SCSI 
revision: 00
[17184734.700000] sd 5:0:0:1: Attached scsi removable disk sdb
[17184734.700000] sd 5:0:0:1: Attached scsi generic sg1 type 0
[17184734.704000]   Vendor: Generic   Model: USB 2 HS-SD/MMC   Rev: 1.29
[17184734.704000]   Type:   Direct-Access                      ANSI SCSI 
revision: 00
[17184734.824000] SCSI device sdc: 1985024 1024-byte hdwr sectors (2033 MB)
[17184734.828000] sdc: Write Protect is off
[17184734.828000] sdc: Mode Sense: 03 00 00 00
[17184734.828000] sdc: assuming drive cache: write through
[17184734.852000] SCSI device sdc: 1985024 1024-byte hdwr sectors (2033 MB)
[17184734.852000] sdc: Write Protect is off
[17184734.852000] sdc: Mode Sense: 03 00 00 00
[17184734.852000] sdc: assuming drive cache: write through
[17184734.852000]  sdc: sdc1
[17184734.856000] sd 5:0:0:2: Attached scsi removable disk sdc
[17184734.856000] sd 5:0:0:2: Attached scsi generic sg2 type 0
[17184734.860000]   Vendor: Generic   Model: USB 2 HS-MS       Rev: 1.29
[17184734.860000]   Type:   Direct-Access                      ANSI SCSI 
revision: 00
[17184734.872000] sd 5:0:0:3: Attached scsi removable disk sdd
[17184734.872000] sd 5:0:0:3: Attached scsi generic sg3 type 0
[17184734.876000] usb-storage: device scan complete
[17184765.336000] printk: 78 messages suppressed.
[17184765.336000] Buffer I/O error on device sdc1, logical block 3967168
[17184765.336000] Buffer I/O error on device sdc1, logical block 3967169
[17184765.336000] Buffer I/O error on device sdc1, logical block 3967170
[17184765.336000] Buffer I/O error on device sdc1, logical block 3967171
[17184765.336000] Buffer I/O error on device sdc1, logical block 3967168
[17184765.336000] Buffer I/O error on device sdc1, logical block 3967169
[17184765.336000] Buffer I/O error on device sdc1, logical block 3967170
[17184765.336000] Buffer I/O error on device sdc1, logical block 3967171
[17184765.336000] Buffer I/O error on device sdc1, logical block 3967236
[17184765.336000] Buffer I/O error on device sdc1, logical block 3967237
[17184765.460000] FAT: utf8 is not a recommended IO charset for FAT 
filesystems, filesystem will be case sensitive!
[17184765.460000] FAT: logical sector size too small for device (logical 
sector size = 512)

alguna idea de como solucionarlo?
he buscado por la red, pero no he encontrado nada claro

chau!

elpecoso