[ 4783.131319] sd 7:0:0:0: [sdd]  
[ 4783.131327] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 4783.131332] sd 7:0:0:0: [sdd]  
[ 4783.131335] Sense Key : Medium Error [current] 
[ 4783.131342] sd 7:0:0:0: [sdd]  
[ 4783.131345] Add. Sense: Unrecovered read error
[ 4783.131350] sd 7:0:0:0: [sdd] CDB: 
[ 4783.131352] Read(10): 28 00 33 26 40 97 00 00 08 00
[ 4783.131367] end_request: critical medium error, dev sdd, sector 858144919
[ 4783.131374] Buffer I/O error on device sdd1, logical block 107268107