[ 1619.193641] sd 6:0:0:0: [sdc] 15564800 512-byte logical blocks: (7.96 GB/7.42 GiB)
[ 1620.974034] sd 6:0:0:0: [sdc] UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08
[ 1620.974048] sd 6:0:0:0: [sdc] Sense Key : 0xb [current] 
[ 1620.974056] sd 6:0:0:0: [sdc] ASC=0x47 ASCQ=0x1 
[ 1620.974065] sd 6:0:0:0: [sdc] CDB: opcode=0x28 28 00 00 00 00 00 00 00 08 00
[ 1620.974071] blk_update_request: I/O error, dev sdc, sector 0
[ 1620.974080] Buffer I/O error on dev sdc, logical block 0, async page read
[ 1622.745438] sd 6:0:0:0: [sdc] UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08
[ 1622.745452] sd 6:0:0:0: [sdc] Sense Key : 0xb [current] 
[ 1622.745458] sd 6:0:0:0: [sdc] ASC=0x47 ASCQ=0x1 
[ 1622.745466] sd 6:0:0:0: [sdc] CDB: opcode=0x28 28 00 00 00 00 00 00 00 08 00
[ 1622.745472] blk_update_request: I/O error, dev sdc, sector 0
[ 1622.745481] Buffer I/O error on dev sdc, logical block 0, async page read
[ 1622.745541] ldm_validate_partition_table(): Disk read failed.
[ 1624.517593] sd 6:0:0:0: [sdc] UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08
[ 1624.517607] sd 6:0:0:0: [sdc] Sense Key : 0xb [current] 
[ 1624.517613] sd 6:0:0:0: [sdc] ASC=0x47 ASCQ=0x1 
[ 1624.517621] sd 6:0:0:0: [sdc] CDB: opcode=0x28 28 00 00 00 00 00 00 00 08 00
[ 1624.517627] blk_update_request: I/O error, dev sdc, sector 0
[ 1624.517635] Buffer I/O error on dev sdc, logical block 0, async page read
[ 1626.288875] sd 6:0:0:0: [sdc] UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08
[ 1626.288888] sd 6:0:0:0: [sdc] Sense Key : 0xb [current] 
[ 1626.288895] sd 6:0:0:0: [sdc] ASC=0x47 ASCQ=0x1 
[ 1626.288902] sd 6:0:0:0: [sdc] CDB: opcode=0x28 28 00 00 00 00 00 00 00 08 00
[ 1626.288908] blk_update_request: I/O error, dev sdc, sector 0
[ 1626.288917] Buffer I/O error on dev sdc, logical block 0, async page read
[ 1628.060916] sd 6:0:0:0: [sdc] UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08
[ 1628.060932] sd 6:0:0:0: [sdc] Sense Key : 0xb [current] 
[ 1628.060940] sd 6:0:0:0: [sdc] ASC=0x47 ASCQ=0x1 
[ 1628.060949] sd 6:0:0:0: [sdc] CDB: opcode=0x28 28 00 00 00 00 00 00 00 08 00
[ 1628.060956] blk_update_request: I/O error, dev sdc, sector 0
[ 1628.060966] Buffer I/O error on dev sdc, logical block 0, async page read
[ 1628.061019]  sdc: unable to read partition table
[ 1629.839579] sd 6:0:0:0: [sdc] UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08
[ 1629.839587] sd 6:0:0:0: [sdc] Sense Key : 0xb [current] 
[ 1629.839589] sd 6:0:0:0: [sdc] ASC=0x47 ASCQ=0x1 
[ 1629.839592] sd 6:0:0:0: [sdc] CDB: opcode=0x28 28 00 00 ed 7f 80 00 00 08 00
[ 1629.839595] blk_update_request: I/O error, dev sdc, sector 15564672
[ 1631.614084] sd 6:0:0:0: [sdc] UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08
[ 1631.614098] sd 6:0:0:0: [sdc] Sense Key : 0xb [current] 
[ 1631.614106] sd 6:0:0:0: [sdc] ASC=0x47 ASCQ=0x1 
[ 1631.614114] sd 6:0:0:0: [sdc] CDB: opcode=0x28 28 00 00 ed 7f 80 00 00 08 00
[ 1631.614121] blk_update_request: I/O error, dev sdc, sector 15564672
[ 1631.614130] Buffer I/O error on dev sdc, logical block 1945584, async page read