The following test failed in the JDK17u-cpu CI:

vmTestbase/nsk/jdi/MonitorWaitedRequest/MonitorWaitedRequest001/TestDescription.java

Here's a snippet from the log file:

#section:main
----------messages:(7/1358)----------
command: main nsk.share.jdi.StressTestTemplate -verbose -arch=linux-aarch64 -waittime=5 -debugee.vmkind=java -transport.address=dynamic -debugee.vmkeys="-XX:MaxRAMPercentage=6.25 -Djava.io.tmpdir=/opt/mach5/mesos/work_dir/slaves/f7f8bd65-a387-4a2b-b519-702f2fefaf87-S315066/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/dacb1919-6a95-46c1-9c13-9399d6270588/runs/7ebcad78-1df9-4988-a505-eef3f0712b5a/testoutput/test-support/jtreg_open_test_hotspot_jtreg_vmTestbase_nsk_jdi/tmp -server" -eventTypes MONITOR_WAITED -debuggeeClassName nsk.share.jdi.MonitorEventsDebuggee -eventsNumber 100
reason: User specified action: run main/othervm nsk.share.jdi.StressTestTemplate -verbose -arch=${os.family}-${os.simpleArch} -waittime=5 -debugee.vmkind=java -transport.address=dynamic -debugee.vmkeys="${test.vm.opts} ${test.java.opts}" -eventTypes MONITOR_WAITED -debuggeeClassName nsk.share.jdi.MonitorEventsDebuggee -eventsNumber 100
started: Wed Aug 20 17:54:08 UTC 2025
Mode: othervm [/othervm specified]
Additional options from @modules: --add-modules jdk.jdi,java.base --add-exports jdk.jdi/com.sun.tools.jdi=ALL-UNNAMED --add-opens jdk.jdi/com.sun.tools.jdi=ALL-UNNAMED --add-exports java.base/jdk.internal.misc=ALL-UNNAMED --add-opens java.base/jdk.internal.misc=ALL-UNNAMED
finished: Wed Aug 20 17:54:23 UTC 2025
elapsed time (seconds): 14.555
----------configuration:(7/276)----------

<snip>

[17:54:22.667] expected event: com.sun.jdi.event.MonitorWaitedEvent monitor: instance of nsk.share.jdi.MonitorWaitExecutor_2Subclass(id=853) thread: instance of nsk.share.jdi.JDIEventsDebuggee$EventActionsThread(name='Thread-15', id=848) timedout: false
[17:54:22.667] expected event: com.sun.jdi.event.MonitorWaitedEvent monitor: instance of nsk.share.jdi.MonitorWaitExecutor_2Subclass(id=853) thread: instance of nsk.share.jdi.JDIEventsDebuggee$EventActionsThread(name='Thread-15', id=848) timedout: false
[17:54:22.750] # ERROR: Unexpected event MonitorWaited@java.lang.Object.wait(long)+-1 in thread Thread-15. Details(MonitorWaitedEvent): Monitor: instance of nsk.share.jdi.MonitorWaitExecutor_2Subclass(id=853) Thread: instance of nsk.share.jdi.JDIEventsDebuggee$EventActionsThread(name='Thread-15', id=848) Timedout: false
The following stacktrace is for failure analysis.
nsk.share.TestFailure: Unexpected event MonitorWaited@java.lang.Object.wait(long)+-1 in thread Thread-15. Details(MonitorWaitedEvent): Monitor: instance of nsk.share.jdi.MonitorWaitExecutor_2Subclass(id=853) Thread: instance of nsk.share.jdi.JDIEventsDebuggee$EventActionsThread(name='Thread-15', id=848) Timedout: false
at nsk.share.Log.logExceptionForFailureAnalysis(Log.java:360)
at nsk.share.Log.complain(Log.java:331)
at nsk.share.jdi.JDIEventsDebugger.checkEvents(JDIEventsDebugger.java:347)
at nsk.share.jdi.JDIEventsDebugger$EventListener.eventReceived(JDIEventsDebugger.java:222)
at nsk.share.jdi.EventHandler.run(EventHandler.java:172)
at java.base/java.lang.Thread.run(Thread.java:842)
[17:54:22.799] # ERROR: Expected event was not generated: com.sun.jdi.event.MonitorWaitedEvent monitor: instance of nsk.share.jdi.MonitorWaitExecutor_2Subclass(id=853) thread: instance of nsk.share.jdi.JDIEventsDebuggee$EventActionsThread(name='Thread-15', id=848) timedout: true
[17:54:22.801] debugee.stderr> [17:54:22.800] Debuggee: received the command: waitExecutionCompletion
[17:54:22.802] debugee.stderr> [17:54:22.802] In breakpoint method: 'AbstractDebuggeeTest.breakpointMethod()'
[17:54:22.803] debugee.stderr> [17:54:22.802] Debuggee nsk.share.jdi.MonitorEventsDebuggee : sending the command: ready
[17:54:22.803] EventHandler> Received event set with policy = SUSPEND_NONE
[17:54:22.803] EventHandler> Event: MonitorWaitedEventImpl req monitor waited request (enabled)
[17:54:22.805] EventHandler> finished
[17:54:22.807] debugee.stderr> [17:54:22.806] Debuggee: received the command: quit
[17:54:22.807] debugee.stderr> [17:54:22.806] Debuggee: exiting
[17:54:23.185] Debuggee's process finished with status: 95
[17:54:23.185] TEST FAILED