The fix for the following bug is incomplete:

    JDK-8202343 Disable TLS 1.0 and 1.1

The following test is failing in the JDK16 CI:

sun/security/util/HostnameMatcher/NullHostnameCheck.java

Here's a snippet from the log file:

----------System.err:(17/1200)----------
javax.net.ssl.SSLHandshakeException: No appropriate protocol (protocol is disabled or cipher suites are inappropriate)
at java.base/sun.security.ssl.HandshakeContext.<init>(HandshakeContext.java:172)
at java.base/sun.security.ssl.ClientHandshakeContext.<init>(ClientHandshakeContext.java:98)
at java.base/sun.security.ssl.TransportContext.kickstart(TransportContext.java:238)
at java.base/sun.security.ssl.SSLEngineImpl.beginHandshake(SSLEngineImpl.java:107)
at NullHostnameCheck.handshake(NullHostnameCheck.java:124)
at NullHostnameCheck.main(NullHostnameCheck.java:100)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:78)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:564)
at com.sun.javatest.regtest.agent.MainActionHelper$AgentVMRunnable.run(MainActionHelper.java:298)
at java.base/java.lang.Thread.run(Thread.java:831)

JavaTest Message: Test threw exception: javax.net.ssl.SSLHandshakeException
JavaTest Message: shutting down test

result: Failed. Execution failed: `main' threw exception: javax.net.ssl.SSLHandshakeException: No appropriate protocol (protocol is disabled or cipher suites are inappropriate)