Testing https://github.com/openjdk/jdk/pull/2200 reveals this failure in com/sun/net/httpserver/bugs/8199849/ParamTest.java:

client 1
Server 1: accept
accepted
Server 2: accept
Auth called
accepted
reading
HelloWorld
finished reading
Client: waiting for notify
Server 1: accept
Client: continue
accepted
Server 2: accept
accepted
reading
HelloWorld
finished reading
Client: waiting for notify
Server 1: accept
Client: continue
accepted
Server 2: accept
accepted
reading
HelloWorld
finished reading
Client: waiting for notify
Server 1: accept
Client: continue
accepted
Server 2: accept
accepted
reading
HelloWorld
finished reading
Client: waiting for notify
Server 1: accept
Client: continue
New Client: waiting for notify
Timeout refired 480 times
----------System.err:(5/178)----------
check: correct auth string received
check: correct auth string received
check: correct auth string received
check: correct auth string received
Error new client (502) iteration