The following test failed in the JDK17 CI with UT enabled:

javax/net/ssl/DTLSv10/DTLSv10MFLNTest.java

Here's a snippet from the log file:

----------System.err:(32/1983)----------
Test Exception for TLS_ECDH_anon_WITH_NULL_SHA
java.lang.Error: Too much loops for handshaking
at SSLEngineTestCase.doHandshake(SSLEngineTestCase.java:593)
at SSLEngineTestCase.doHandshake(SSLEngineTestCase.java:531)
at MFLNTest.testOneCipher(MFLNTest.java:60)
at SSLEngineTestCase.testSomeCiphers(SSLEngineTestCase.java:931)
at SSLEngineTestCase.runTests(SSLEngineTestCase.java:720)
at SSLEngineTestCase.runTests(SSLEngineTestCase.java:739)
at MFLNTest.main(MFLNTest.java:42)
at DTLSv10MFLNTest.main(DTLSv10MFLNTest.java:54)
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:568)
at com.sun.javatest.regtest.agent.MainWrapper$MainThread.run(MainWrapper.java:127)
at java.base/java.lang.Thread.run(Thread.java:831)
java.lang.AssertionError: 1 of 38 tests failed!
at SSLEngineTestCase.runTests(SSLEngineTestCase.java:722)
at SSLEngineTestCase.runTests(SSLEngineTestCase.java:739)
at MFLNTest.main(MFLNTest.java:42)
at DTLSv10MFLNTest.main(DTLSv10MFLNTest.java:54)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:78)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at com.sun.javatest.regtest.agent.MainWrapper$MainThread.run(MainWrapper.java:127)
at java.base/java.lang.Thread.run(Thread.java:831)

JavaTest Message: Test threw exception: java.lang.AssertionError: 1 of 38 tests failed!
JavaTest Message: shutting down test

STATUS:Failed.`main' threw exception: java.lang.AssertionError: 1 of 38 tests failed!
----------rerun:(49/10164)*----------

<snip>

result: Failed. Execution failed: `main' threw exception: java.lang.AssertionError: 1 of 38 tests failed!