canal start sync binlog err

[Jasonzz-he]

time="2018-01-25T07:20:29Z" level=error msg="canal start sync binlog err: start sync replication at GTID d50cd5b0-99bd-11e7-ab24-000c292b65ff:1-10324258 error ERROR 1105 (HY000): Failed to register slave: too long 'report-host'"

when i first start from docker, failed , but when i reboot it , its success, why？ i dont know where is the error message thorw. @gdey

[dveeden]

This should be fixed by #1013