Access to SAN device failed with 'Add. Sense: Logical unit not supported' error messages

Solution Verified - Updated -

Issue

  • Unable to access the SAN devices. The following errors are getting logged in /var/log/messages file while accessing the SAN devices:

    Jun  5 11:33:41 host1 kernel: sd 2:0:0:17: [sdbs] CDB: Read(10): 28 00 00 00 00 80 00 00 08 00
    Jun  5 11:33:41 host1 kernel: sd 2:0:0:17: [sdbs] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
    Jun  5 11:33:41 host1 kernel: sd 2:0:0:17: [sdbs] Sense Key : Illegal Request [current] 
    Jun  5 11:33:41 host1 kernel: sd 2:0:0:17: [sdbs] Add. Sense: Logical unit not supported
    Jun  5 11:33:41 host1 kernel: sd 2:0:0:17: [sdbs] CDB: Read(10): 28 00 00 00 00 80 00 00 08 00
    Jun  5 11:33:41 host1 kernel: end_request: I/O error, dev sdbs, sector 16
    Jun  5 11:33:41 host1 kernel: end_request: I/O error, dev sdbs, sector 0
    [...]
    

Environment

  • Red Hat Enterprise Linux 5
  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 8

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