dbs server failed to bind 3par storage enclosure

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Who knows how to explian the below log? Especially the code :0xffffffea.The log is recoded when a 3par storage reboot finished.Thanks a lot.

The log is like this:
Jun 18 13:30:57 dbs kernel: scsi 17:0:2:254: Enclosure 3PARdata SES 3312 PQ:0 ANSI:6
Jun 18 13:30:57 dbs kernel: scsi 17:0:2:254: alua: supports implicit TPGS
Jun 18 13:30:57 dbs kernel: scsi 17:0:2:254: alua: port group 100 rel port 79
Jun 18 13:30:57 dbs kernel: scsi 17:0:2:254: alua: port group 100 state A preferred supports tolusnA
Jun 18 13:30:57 dbs kernel: scsi 17:0:2:254: alua: Attached
Jun 18 13:30:57 dbs kernel: ses 17:0:2:254: Attached Enclosure device
Jun 18 13:30:57 dbs kernel: ses 17:0:2:254: Attached scsi generic sg20 type 13
Jun 18 13:30:57 dbs kernel: ses 17:0:2:254: Wrong diagnostic page;asked for 2 got 0
Jun 18 13:30:57 dbs kernel: ses 17:0:2:254: Failed to get diagnostic page 0xffffffea
Jun 18 13:30:57 dbs kernel: ses 17:0:2:254: Failed to bind enclosure -19