Oct 26 19:54:39 ubuntu kernel: [ 1360.660037] usb 5-8: new high speed USB device using ehci_hcd and address 6
Oct 26 19:54:39 ubuntu kernel: [ 1360.952199] usb 5-8: configuration #1 chosen from 1 choice
Oct 26 19:54:39 ubuntu kernel: [ 1361.245822] usbcore: registered new interface driver libusual
Oct 26 19:54:39 ubuntu kernel: [ 1361.308181] Initializing USB Mass Storage driver...
Oct 26 19:54:39 ubuntu kernel: [ 1361.310599] scsi4 : SCSI emulation for USB Mass Storage devices
Oct 26 19:54:39 ubuntu kernel: [ 1361.314534] usbcore: registered new interface driver usb-storage
Oct 26 19:54:39 ubuntu kernel: [ 1361.315103] usb-storage: device found at 6
Oct 26 19:54:39 ubuntu kernel: [ 1361.315113] usb-storage: waiting for device to settle before scanning
Oct 26 19:54:39 ubuntu kernel: [ 1361.318024] USB Mass Storage support registered.
Oct 26 19:54:44 ubuntu kernel: [ 1366.312271] usb-storage: device scan complete
Oct 26 19:54:44 ubuntu kernel: [ 1366.313233] scsi 4:0:0:0: Direct-Access     SAMSUNG  SP0802N          TK20 PQ: 0 ANSI: 0
Oct 26 19:54:44 ubuntu kernel: [ 1366.316707] sd 4:0:0:0: [sdc] 156368017 512-byte hardware sectors (80060 MB)
Oct 26 19:54:44 ubuntu kernel: [ 1366.318080] sd 4:0:0:0: [sdc] Write Protect is off
Oct 26 19:54:44 ubuntu kernel: [ 1366.318094] sd 4:0:0:0: [sdc] Mode Sense: 03 00 00 00
Oct 26 19:54:44 ubuntu kernel: [ 1366.318100] sd 4:0:0:0: [sdc] Assuming drive cache: write through
Oct 26 19:54:44 ubuntu kernel: [ 1366.319822] sd 4:0:0:0: [sdc] 156368017 512-byte hardware sectors (80060 MB)
Oct 26 19:54:44 ubuntu kernel: [ 1366.321074] sd 4:0:0:0: [sdc] Write Protect is off
Oct 26 19:54:44 ubuntu kernel: [ 1366.321087] sd 4:0:0:0: [sdc] Mode Sense: 03 00 00 00
Oct 26 19:54:44 ubuntu kernel: [ 1366.321092] sd 4:0:0:0: [sdc] Assuming drive cache: write through
Oct 26 19:54:44 ubuntu kernel: [ 1366.321105]  sdc: sdc1
Oct 26 19:54:44 ubuntu kernel: [ 1366.328449] sd 4:0:0:0: [sdc] Attached SCSI disk
Oct 26 19:54:44 ubuntu kernel: [ 1366.328703] sd 4:0:0:0: Attached scsi generic sg3 type 0
Oct 26 19:54:44 ubuntu kernel: [ 1366.517590] sd 4:0:0:0: [sdc] Sense Key : No Sense [current]
Oct 26 19:54:44 ubuntu kernel: [ 1366.517608] sd 4:0:0:0: [sdc] Add. Sense: No additional sense information
Oct 26 19:54:57 ubuntu kernel: [ 1379.028701] sd 4:0:0:0: [sdc] Add. Sense: No additional sense information
Oct 26 19:54:57 ubuntu kernel: [ 1379.053678] sd 4:0:0:0: [sdc] Sense Key : No Sense [current]
Oct 26 19:54:57 ubuntu kernel: [ 1379.053697] sd 4:0:0:0: [sdc] Add. Sense: No additional sense information
Oct 26 19:54:57 ubuntu kernel: [ 1379.078555] sd 4:0:0:0: [sdc] Sense Key : No Sense [current]
Oct 26 19:55:11 ubuntu kernel: [ 1392.793588] scsi 4:0:0:0: [sdc] Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK,SUGGEST_OK
Oct 26 19:55:11 ubuntu kernel: [ 1392.793597] end_request: I/O error, dev sdc, sector 156368016
Oct 26 19:55:11 ubuntu kernel: [ 1392.793605] Buffer I/O error on device sdc, logical block 156368016
Oct 26 19:55:11 ubuntu kernel: [ 1392.795912] Buffer I/O error on device sdc, logical block 156368008
Oct 26 19:55:11 ubuntu kernel: [ 1392.795939] Buffer I/O error on device sdc, logical block 156368009
Oct 26 19:55:11 ubuntu kernel: [ 1392.795954] Buffer I/O error on device sdc, logical block 156368010
Oct 26 19:55:11 ubuntu kernel: [ 1392.795968] Buffer I/O error on device sdc, logical block 156368011
Oct 26 19:55:11 ubuntu kernel: [ 1392.795981] Buffer I/O error on device sdc, logical block 156368012
Oct 26 19:55:11 ubuntu kernel: [ 1392.795994] Buffer I/O error on device sdc, logical block 156368013
Oct 26 19:55:11 ubuntu kernel: [ 1392.796032] Buffer I/O error on device sdc, logical block 156368014
Oct 26 19:55:11 ubuntu kernel: [ 1392.796046] Buffer I/O error on device sdc, logical block 156368015