JDK-8213584 : SA: TestJmapCore.java and TestJmapCoreMetaspace.java fail with -XX:StartFlightRecording=dumponexit=true
  • Type: Bug
  • Component: hotspot
  • Sub-Component: svc-agent
  • Affected Version: 11
  • Priority: P4
  • Status: Closed
  • Resolution: Cannot Reproduce
  • OS: generic
  • CPU: generic
  • Submitted: 2018-11-09
  • Updated: 2023-08-18
  • Resolved: 2023-08-18
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Other
tbdResolved
Related Reports
Duplicate :  
JDK-8214156 - jmap --binaryheap throws NPE if debugee has JFR enabled
Relates :  
JDK-8225715 - jhsdb jmap fails to write binary heap dump of a jshell process
Description
The tests TestJmapCore.java and TestJmapCoreMetaspace.java fail with java.lang.NullPointerException with JFR enabled: 

Exception in thread "main" java.lang.NullPointerException
	at jdk.hotspot.agent/sun.jvm.hotspot.utilities.HeapHprofBinWriter.writeSymbol(HeapHprofBinWriter.java:1099)
	at jdk.hotspot.agent/sun.jvm.hotspot.utilities.HeapHprofBinWriter.dumpStackFrame(HeapHprofBinWriter.java:760)
	at jdk.hotspot.agent/sun.jvm.hotspot.utilities.HeapHprofBinWriter.dumpStackTraces(HeapHprofBinWriter.java:734)
	at jdk.hotspot.agent/sun.jvm.hotspot.utilities.HeapHprofBinWriter.write(HeapHprofBinWriter.java:443)
	at jdk.hotspot.agent/sun.jvm.hotspot.tools.JMap.writeHeapHprofBin(JMap.java:182)
	at jdk.hotspot.agent/sun.jvm.hotspot.tools.JMap.run(JMap.java:97)
	at jdk.hotspot.agent/sun.jvm.hotspot.tools.Tool.startInternal(Tool.java:260)
	at jdk.hotspot.agent/sun.jvm.hotspot.tools.Tool.start(Tool.java:223)
	at jdk.hotspot.agent/sun.jvm.hotspot.tools.Tool.execute(Tool.java:118)
	at jdk.hotspot.agent/sun.jvm.hotspot.tools.JMap.main(JMap.java:176)
	at jdk.hotspot.agent/sun.jvm.hotspot.SALauncher.runJMAP(SALauncher.java:326)
	at jdk.hotspot.agent/sun.jvm.hotspot.SALauncher.main(SALauncher.java:455)

java.io.EOFException
	at java.base/java.io.DataInputStream.readFully(DataInputStream.java:202)
	at java.base/java.io.DataInputStream.readLong(DataInputStream.java:421)
	at jdk.test.lib.hprof.parser.HprofReader.readID(HprofReader.java:542)
	at jdk.test.lib.hprof.parser.HprofReader.read(HprofReader.java:230)
	at jdk.test.lib.hprof.parser.Reader.readFile(Reader.java:91)
	at jdk.test.lib.hprof.HprofParser.parse(HprofParser.java:85)
	at jdk.test.lib.hprof.HprofParser.parse(HprofParser.java:54)
	at TestJmapCore.test(TestJmapCore.java:140)
	at TestJmapCore.main(TestJmapCore.java:72)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:567)
	at com.sun.javatest.regtest.agent.MainActionHelper$AgentVMRunnable.run(MainActionHelper.java:246)
	at java.base/java.lang.Thread.run(Thread.java:835)

The failure is seen when the tests are run with: -XX:StartFlightRecording=dumponexit=true
Comments
I was unable to reproduce with the following on linux-x64-debug: make test TEST=serviceability/sa/TestJmapCore.java JTREG="VM_OPTIONS=-XX:StartFlightRecording=dumponexit=true" Closing as CNR
18-08-2023