Test runtime/cds/appcds/customLoader/UnloadUnregisteredLoaderTest.java failed: should have been unloaded

----------System.err:(23/1307)----------
 stdout: [];
 stderr: [java version "21-ea" 2023-09-19 LTS
Java(TM) SE Runtime Environment (fastdebug build 21-ea+4-LTS-184)
Java HotSpot(TM) 64-Bit Server VM (fastdebug build 21-ea+4-LTS-184, mixed mode, sharing)
Exception in thread "main" jdk.test.lib.classloader.ClassUnloadCommon$TestFailure: Test failed: should have been unloaded
at jdk.test.lib.classloader.ClassUnloadCommon.failIf(ClassUnloadCommon.java:51)
at UnloadUnregisteredLoader.main(UnloadUnregisteredLoader.java:43)
]
 exitValue = 1

java.lang.RuntimeException: Expected to get exit value of [0], exit value is: [1]
at jdk.test.lib.process.OutputAnalyzer.shouldHaveExitValue(OutputAnalyzer.java:490)
at jdk.test.lib.cds.CDSTestUtils.checkExec(CDSTestUtils.java:475)
at jdk.test.lib.cds.CDSTestUtils.checkExec(CDSTestUtils.java:464)
at UnloadUnregisteredLoaderTest.main(UnloadUnregisteredLoaderTest.java:83)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
at java.base/java.lang.reflect.Method.invoke(Method.java:578)
at com.sun.javatest.regtest.agent.MainActionHelper$AgentVMRunnable.run(MainActionHelper.java:312)
at java.base/java.lang.Thread.run(Thread.java:1623)