TR fd leak observed when new HTTPS DS is added without certificate

In TC 1.7, when a new HTTPS DS (HTTP 302 routing) is added without certificate, there will be fd leak observed on TR. The connections to TM stay in CLOSE-WAIT, which begins to show ~20mins after a new DS without cert/key is added.

And CrState appears to be blocked in ~20mins as well, i.e. no request from TR to TM to fetch CrState.