---------------
Verifying bad
    ----------------
    Dump seq-1
           magic: 65617407
        sequence: 20
            time: 503000
          sector: 8200
           bytes: 16384
          action: __BLK_TA_GETRQ | BLK_TC_READ | BLK_TC_QUEUE | BLK_TC_META 
           bytes: 16384
             cpu: 0
           error: 0
         pdu_len: 0
          device: (8,0)

    Dump bad trace
           magic: 00000007
        sequence: 21
            time: 508000
          sector: 8200
           bytes: 16384
          action: __BLK_TA_INSERT | BLK_TC_READ | BLK_TC_QUEUE | BLK_TC_META 
           bytes: 16384
             cpu: 0
           error: 0
         pdu_len: 0
          device: (8,0)

    ---------------------
    Summary for cpu 0:
            46 valid +          1 invalid ( 97.9%) processed