The following tests failed in the JDK15 CI:

compiler/ciReplay/TestVMNoCompLevel.java
compiler/ciReplay/TestServerVM.java

Here's a snippet from the TestVMNoCompLevel.java log file:

----------System.err:(20/1465)----------
java.lang.Error: Can't create replay: java.lang.RuntimeException: Crash JVM exits gracefully: expected 0 to not equal 0
at compiler.ciReplay.CiReplayBase.generateReplay(CiReplayBase.java:156)
at compiler.ciReplay.CiReplayBase.runTest(CiReplayBase.java:103)
at compiler.ciReplay.TestVMNoCompLevel.main(TestVMNoCompLevel.java:48)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:64)
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.MainWrapper$MainThread.run(MainWrapper.java:127)
at java.base/java.lang.Thread.run(Thread.java:832)
Caused by: java.lang.RuntimeException: Crash JVM exits gracefully: expected 0 to not equal 0
at jdk.test.lib.Asserts.fail(Asserts.java:594)
at jdk.test.lib.Asserts.assertNotEquals(Asserts.java:394)
at compiler.ciReplay.CiReplayBase.generateReplay(CiReplayBase.java:151)
... 8 more

JavaTest Message: Test threw exception: java.lang.Error: Can't create replay: java.lang.RuntimeException: Crash JVM exits gracefully: expected 0 to not equal 0
JavaTest Message: shutting down test

STATUS:Failed.`main' threw exception: java.lang.Error: Can't create replay: java.lang.RuntimeException: Crash JVM exits gracefully: expected 0 to not equal 0

TestServerVM.java fails in the same way.