Buffer I/O error on device sr0 on Red Hat Enterprise Linux with hal-storage-addon

Solution Verified - Updated -

Issue

  • Buffer I/O error on device sr0 messages are shown multiple times, even if there is no action with cd-rom/dvd-ram at all or even no disc on it.
Jul  8 16:21:48 localhost kernel: Buffer I/O error on device sr0, logical block 0
Jul  8 16:21:48 localhost kernel: Buffer I/O error on device sr0, logical block 1
Jul  8 16:21:48 localhost kernel: Buffer I/O error on device sr0, logical block 2
Jul  8 16:21:48 localhost kernel: Buffer I/O error on device sr0, logical block 3
Jul  8 16:21:48 localhost kernel: Buffer I/O error on device sr0, logical block 4
Jul  8 16:21:48 localhost kernel: Buffer I/O error on device sr0, logical block 5
Jul  8 16:21:48 localhost kernel: Buffer I/O error on device sr0, logical block 6
Jul  8 16:21:48 localhost kernel: Buffer I/O error on device sr0, logical block 7
Jul  8 16:21:48 localhost kernel: sr 2:0:0:0: Device not ready
Jul  8 16:21:48 localhost kernel: sr 2:0:0:0: SCSI error: return code = 0x08000002
Jul  8 16:21:48 localhost kernel: Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE,SUGGEST_OK
Jul  8 16:21:48 localhost kernel: sr0: Current: sense key: Not Ready
Jul  8 16:21:48 localhost kernel:     Add. Sense: Medium not present - tray closed
Jul  8 16:21:48 localhost kernel:
Jul  8 16:21:48 localhost kernel: Buffer I/O error on device sr0, logical block 0
Jul  8 16:21:48 localhost kernel: Buffer I/O error on device sr0, logical block 1
Jul  8 16:21:48 localhost kernel: sr 2:0:0:0: Device not ready
Jul  8 16:21:48 localhost kernel: sr 2:0:0:0: SCSI error: return code = 0x08000002
Jul  8 16:21:48 localhost kernel: sr 2:0:0:0: [sr0] Unhandled sense code
Jul  8 16:21:48 localhost kernel: sr 2:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
Jul  8 16:21:48 localhost kernel: sr 2:0:0:0: [sr0] Sense Key : Medium Error [current]
Jul  8 16:21:48 localhost kernel: sr 2:0:0:0: [sr0] Add. Sense: Unrecovered read error
Jul  8 16:21:48 localhost kernel: sr 2:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 80 00 00 02 00
Jul  8 16:21:48 localhost kernel: Buffer I/O error on device sr0, logical block 64

Environment

  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 5
  • hal-storage-addon
  • CD-ROM / DVD-RAM

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