[15611.533822] sd 18:0:0:0: [sdc] Unhandled error code
[15611.533828] sd 18:0:0:0: [sdc]  
[15611.533832] Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK
[15611.533837] sd 18:0:0:0: [sdc] CDB: 
[15611.533840] Read(10): 28 00 00 65 f5 28 00 00 20 00
[15611.533859] end_request: I/O error, dev sdc, sector 6681896
[15611.533868] Buffer I/O error on device sdc1, logical block 834981
[15611.533886] Buffer I/O error on device sdc1, logical block 834982
[15611.533889] Buffer I/O error on device sdc1, logical block 834983
[15611.533892] Buffer I/O error on device sdc1, logical block 834984
[15611.533905] sd 18:0:0:0: rejecting I/O to offline device
[15669.707615] sd 18:0:0:0: rejecting I/O to offline device
[15681.440932] sd 18:0:0:0: rejecting I/O to offline device
[15681.440956] sd 18:0:0:0: rejecting I/O to offline device
[15681.441266] sd 18:0:0:0: rejecting I/O to offline device
[15686.354722] sd 18:0:0:0: rejecting I/O to offline device
[15686.355178] sd 18:0:0:0: rejecting I/O to offline device
[15727.387012] perf samples too long (2538 > 2500), lowering kernel.perf_event_max_sample_rate to 50000
[15728.621370] sd 18:0:0:0: rejecting I/O to offline device
[15728.621417] sd 18:0:0:0: rejecting I/O to offline device
[15728.621466] sd 18:0:0:0: rejecting I/O to offline device
[15728.621503] sd 18:0:0:0: rejecting I/O to offline device