Command completion errors with 'qedf' driver

Solution Verified - Updated -

Issue

  • Command completion errors seen with 'qedf' driver.
  • Issues observed in getting WWID for SAN LUNs.
Nov 18 04:14:45 hostname multipathd[1862]: sdal: failed to get udev uid: Invalid argument 
Nov 18 04:14:45 hostname multipathd[1862]: sdal: failed to get sysfs uid: Invalid argument
Nov 18 04:14:45 hostname kernel: [0000:37:00.3]:[qedf_process_cqe:2738]:2: Error detect CQE.
Nov 18 04:14:45 hostname kernel: [0000:37:00.3]:[qedf_process_error_detect:1517]:2: Error detection CQE, xid=0x42c
Nov 18 04:14:45 hostname kernel: [0000:37:00.3]:[qedf_process_error_detect:1521]:2: err_warn_bitmap=00000000:00001000
Nov 18 04:14:45 hostname kernel: [0000:37:00.3]:[qedf_process_error_detect:1526]:2: tx_buff_off=00000080, rx_buff_off=00000080, rx_id=0c64
Nov 18 04:14:45 hostname kernel: [0000:37:00.3]:[qedf_initiate_abts:1916]:2: ABTS io_req xid = 0x42c refcount=2
Nov 18 04:14:45 hostname kernel: [0000:37:00.3]:[qedf_process_cqe:2750]:2: Abort CQE.
Nov 18 04:14:45 hostname kernel: [0000:37:00.3]:[qedf_process_abts_compl:1947]:2: Entered with xid = 0x42c cmd_type = 3
Nov 18 04:14:45 hostname kernel: [0000:37:00.3]:[qedf_process_abts_compl:1983]:2: ABTS response - ACC Send RRQ after R_A_TOV
Nov 18 04:14:45 hostname kernel: [0000:37:00.3]:[qedf_scsi_done:1405]:2: 2:0:0:17: Completing sc_cmd=00000000722398e9 result=0x00070000 op=0x12 lba=0x8300fe00, allowed=0 retries=0 refcount=3.

sg_inq command attempting to fetch the WWID of the device fails with the message

    VPD response too short (len=0)
        inquiry: Malformed SCSI command, trouble building command
    open /dev/sdaf with flags=0x800
    check_pt_file_handle()-->0, page_given=1
        inquiry cdb: 12 01 00 00 fc 00 
    inquiry: transport: Host_status=0x07 [DID_ERROR]
    Driver_status=0x00 [DRIVER_OK]

    VPD response too short (len=0)
        inquiry: Malformed SCSI command, trouble building command
    open /dev/sdao with flags=0x800
    check_pt_file_handle()-->0, page_given=1
        inquiry cdb: 12 01 00 00 fc 00 
    inquiry: transport: Host_status=0x07 [DID_ERROR]
    Driver_status=0x00 [DRIVER_OK]

Environment

  • Red Hat Enterprise Linux (RHEL) 8
    • RHEL 8.2 and earlier kernels
    • QLogic Corp. FastLinQ QL45000 Series 10/25/40/50GbE Controller

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