Buffer I/O error on device sr0

Solution Unverified - Updated -

Issue

  • Medium errors for sr0 in logs. If DVD is ejected, error stops.
Jul 21 19:04:16 bhal-tls-pr01-in kernel:  Buffer I/O error on device sr0, logical block 512
Jul 21 19:04:23 bhal-tls-pr01-in kernel:  sr 2:0:0:0: [sr0]  Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
Jul 21 19:04:23 bhal-tls-pr01-in kernel:  sr 2:0:0:0: [sr0]  Sense Key : Medium Error [current]
Jul 21 19:04:23 bhal-tls-pr01-in kernel:  sr 2:0:0:0: [sr0]  Add. Sense: Id CRC or ECC error
Jul 21 19:04:23 bhal-tls-pr01-in kernel:  sr 2:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 04 00 00 00 02 00
Jul 21 19:04:23 bhal-tls-pr01-in kernel:  end_request: I/O error, dev sr0, sector 4096

Environment

  • Red Hat Enterprise Linux 6

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