из dmesg:
[ 3.579232] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.579240] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.579248] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.579257] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.579274] end_request: I/O error, dev sr0, sector 0
[ 3.579285] Buffer I/O error on device sr0, logical block 0
[ 3.581137] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.581141] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.581144] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.581148] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.581156] end_request: I/O error, dev sr0, sector 0
[ 3.581160] Buffer I/O error on device sr0, logical block 0
[ 3.582901] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.582907] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.582914] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.582922] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.582937] end_request: I/O error, dev sr0, sector 0
[ 3.582946] Buffer I/O error on device sr0, logical block 0
[ 3.584730] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.584736] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.584743] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.584752] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.584767] end_request: I/O error, dev sr0, sector 0
[ 3.584775] Buffer I/O error on device sr0, logical block 0
[ 3.586569] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.586575] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.586582] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.586590] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.586605] end_request: I/O error, dev sr0, sector 0
[ 3.586613] Buffer I/O error on device sr0, logical block 0
[ 3.588400] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.588406] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.588413] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.588421] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.588435] end_request: I/O error, dev sr0, sector 0
[ 3.588444] Buffer I/O error on device sr0, logical block 0
[ 3.590297] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.590304] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.590311] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.590319] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.590334] end_request: I/O error, dev sr0, sector 0
[ 3.590343] Buffer I/O error on device sr0, logical block 0
[ 3.592143] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.592149] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.592155] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.592164] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.592179] end_request: I/O error, dev sr0, sector 0
[ 3.592187] Buffer I/O error on device sr0, logical block 0
[ 3.593973] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.593979] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.593986] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.593994] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.594009] end_request: I/O error, dev sr0, sector 0
[ 3.594018] Buffer I/O error on device sr0, logical block 0
[ 3.595804] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.595810] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.595817] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.595825] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.595840] end_request: I/O error, dev sr0, sector 0
[ 3.597659] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.597666] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.597673] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.597681] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.597696] end_request: I/O error, dev sr0, sector 0
[ 3.599476] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.599482] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.599489] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.599497] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.599512] end_request: I/O error, dev sr0, sector 0
[ 3.601403] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.601409] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.601416] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.601424] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.601439] end_request: I/O error, dev sr0, sector 0
[ 3.603227] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.603233] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.603240] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.603248] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.603263] end_request: I/O error, dev sr0, sector 0
[ 3.605046] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.605052] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.605058] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.605067] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.605082] end_request: I/O error, dev sr0, sector 0
[ 3.606903] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.606909] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.606915] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.606924] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.606939] end_request: I/O error, dev sr0, sector 0
[ 3.608732] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.608738] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.608745] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.608753] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.608768] end_request: I/O error, dev sr0, sector 0
[ 3.610551] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.610557] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.610564] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.610572] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.610587] end_request: I/O error, dev sr0, sector 0
[ 3.612408] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.612414] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.612421] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.612429] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.612444] end_request: I/O error, dev sr0, sector 0
[ 3.614231] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.614237] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.614244] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.614253] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.614267] end_request: I/O error, dev sr0, sector 0
[ 3.616096] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.616102] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.616109] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.616118] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.616133] end_request: I/O error, dev sr0, sector 0
[ 3.617903] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.617910] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.617916] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.617925] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.617939] end_request: I/O error, dev sr0, sector 0
[ 3.619734] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.619740] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.619747] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.619755] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.619770] end_request: I/O error, dev sr0, sector 0
[ 3.621590] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.621597] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.621604] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.621612] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.621628] end_request: I/O error, dev sr0, sector 0
[ 3.623416] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.623422] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.623429] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.623437] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.623452] end_request: I/O error, dev sr0, sector 0
[ 3.625240] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.625246] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.625253] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.625261] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.625276] end_request: I/O error, dev sr0, sector 0
[ 3.627024] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.627030] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.627037] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.627045] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.627060] end_request: I/O error, dev sr0, sector 0
[ 3.628857] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.628863] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.628870] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.628878] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.628893] end_request: I/O error, dev sr0, sector 0
[ 3.630680] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.630686] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.630693] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.630702] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.630717] end_request: I/O error, dev sr0, sector 0
[ 3.632535] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.632541] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.632548] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.632556] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
[ 3.632571] end_request: I/O error, dev sr0, sector 0
[ 3.634298] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 3.634304] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
[ 3.634311] sr 3:0:0:0: [sr0] Add. Sense: Illegal mode for this track
[ 3.634319] sr 3:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00
но не уверен что эти ошибки ввода-вывода относятся к теме... хз