The following test failed in the JDK21 CI:

vmTestbase/nsk/jdi/Argument/value/value004/TestDescription.java

Here's a snippet from the log file:

#section:main
----------messages:(6/1099)----------
command: main nsk.jdi.Argument.value.value004 -verbose -arch=linux-aarch64 -waittime=5 -debugee.vmkind=java -transport.address=dynamic -debugee.vmkeys="-XX:MaxRAMPercentage=6.25 -Dtest.boot.jdk=/opt/mach5/mesos/work_dir/jib-master/install/jdk/20/36/bundles/linux-aarch64/jdk-20_linux-aarch64_bin.tar.gz/jdk-20 -Djava.io.tmpdir=/opt/mach5/mesos/work_dir/slaves/cd627e65-f015-4fb1-a1d2-b6c9b8127f98-S1151/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/cea28b42-1f37-43f9-a978-8e6110efa428/runs/eda53f53-5b0f-48f6-856a-41bf9da19668/testoutput/test-support/jtreg_open_test_hotspot_jtreg_vmTestbase_nsk_jdi/tmp -Duse.JTREG_TEST_THREAD_FACTORY=Virtual -XX:+UseZGC -XX:+ZGenerational -XX:-VerifyContinuations"
reason: User specified action: run main/othervm nsk.jdi.Argument.value.value004 -verbose -arch=${os.family}-${os.simpleArch} -waittime=5 -debugee.vmkind=java -transport.address=dynamic -debugee.vmkeys="${test.vm.opts} ${test.java.opts}"
started: Mon Jun 26 15:20:58 UTC 2023
Mode: othervm [/othervm specified]
finished: Mon Jun 26 15:20:59 UTC 2023
elapsed time (seconds): 0.703
----------configuration:(0/0)----------
----------System.out:(27/1468)----------
Number of all known JDI launching connectors: 2
Connector's transport is: dt_socket
Looking over com.sun.jdi.RawCommandLineLaunch connector arguments:
Connector.Argument argval = command=
Changed command argument's value is: /opt/mach5/mesos/work_dir/jib-master/install/jdk-21+29-2390/linux-aarch64-debug.jdk/jdk-21/fastdebug/bin/java -agentlib:jdwp=transport=dt_socket,server=n,suspend=y,address=39115 nsk.jdi.Argument.value.value004a
Connector.Argument argval = quote="
Connector.Argument argval = address=
# ERROR: FAILURE: Unable to launch, so java.io.IOException is arisen.
The following stacktrace is for failure analysis.
nsk.share.TestFailure: FAILURE: Unable to launch, so java.io.IOException is arisen.
at nsk.share.Log.logExceptionForFailureAnalysis(Log.java:431)
at nsk.share.Log.complain(Log.java:402)
at nsk.jdi.Argument.value.value004.run(value004.java:167)
at nsk.jdi.Argument.value.value004.main(value004.java:60)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at com.sun.javatest.regtest.agent.MainWrapper$MainTask.run(MainWrapper.java:138)
at java.base/java.lang.VirtualThread.run(VirtualThread.java:311)
# ERROR: Address already in use


#>
#> SUMMARY: Following errors occured
#> during test execution:
#>
# ERROR: FAILURE: Unable to launch, so java.io.IOException is arisen.
# ERROR: Address already in use
----------System.err:(0/0)----------
----------rerun:(41/8977)*----------