• Bart Van Assche's avatar
    scsi: target: Fix handling of removed LUNs · 325c1e8b
    Bart Van Assche authored
    Send a valid ASC / ASCQ combination back to the initiator if a SCSI command
    is received after a LUN has been removed. This patch fixes the following
    call trace:
    
    WARNING: CPU: 0 PID: 4 at drivers/target/target_core_transport.c:3131 translate_sense_reason+0x164/0x190 [target_core_mod]
    Workqueue: ib-comp-wq ib_cq_poll_work [ib_core]
    RIP: 0010:translate_sense_reason+0x164/0x190 [target_core_mod]
    Call Trace:
    transport_send_check_condition_and_sense+0x95/0x1c0 [target_core_mod]
    transport_generic_request_failure+0x102/0x270 [target_core_mod]
    transport_generic_new_cmd+0x138/0x340 [target_core_mod]
    transport_handle_cdb_direct+0x2f/0x80 [target_core_mod]
    target_submit_cmd_map_sgls+0x212/0x2a0 [target_core_mod]
    srpt_handle_new_iu+0x244/0x680 [ib_srpt]
    __ib_process_cq+0x6d/0xc0 [ib_core]
    ib_cq_poll_work+0x18/0x50 [ib_core]
    process_one_work+0x20b/0x6a0
    worker_thread+0x35/0x380
    kthread+0x117/0x130
    ret_from_fork+0x24/0x30
    Signed-off-by: default avatarBart Van Assche <bart.vanassche@wdc.com>
    Reviewed-by: default avatarMike Christie <mchristi@redhat.com>
    Cc: Mike Christie <mchristi@redhat.com>
    Cc: Christoph Hellwig <hch@lst.de>
    Cc: Hannes Reinecke <hare@suse.com>
    Signed-off-by: Martin K. Petersen's avatarMartin K. Petersen <martin.petersen@oracle.com>
    325c1e8b
target_core_ua.h 1.7 KB