$ JT_JAVA=jdk-15/fastdebug/ jtreg-5.0/bin/jtreg -jdk:jdk-15/fastdebug/ test/hotspot/jtreg

Error: Unexpected exception occurred! java.lang.InternalError: java.lang.reflect.InvocationTargetException
java.lang.InternalError: java.lang.reflect.InvocationTargetException
	at java.base/jdk.internal.platform.Metrics.systemMetrics(Metrics.java:65)
	at java.base/jdk.internal.platform.Container.metrics(Container.java:43)
	at jdk.management/com.sun.management.internal.OperatingSystemImpl.<init>(OperatingSystemImpl.java:48)
	at jdk.management/com.sun.management.internal.PlatformMBeanProviderImpl.getOperatingSystemMXBean(PlatformMBeanProviderImpl.java:281)
	at jdk.management/com.sun.management.internal.PlatformMBeanProviderImpl$3.nameToMBeanMap(PlatformMBeanProviderImpl.java:198)
	at java.management/sun.management.spi.PlatformMBeanProvider$PlatformComponent.getMBeans(PlatformMBeanProvider.java:195)
	at java.management/java.lang.management.ManagementFactory.getPlatformMXBean(ManagementFactory.java:686)
	at java.management/java.lang.management.ManagementFactory.getOperatingSystemMXBean(ManagementFactory.java:388)
	at com.sun.javatest.regtest.config.OS.<init>(OS.java:158)
	at com.sun.javatest.regtest.config.OS.current(OS.java:59)
	at com.sun.javatest.regtest.config.RegressionContext.<init>(RegressionContext.java:62)
	at com.sun.javatest.regtest.config.RegressionContext.getDefault(RegressionContext.java:45)
	at com.sun.javatest.regtest.config.RegressionTestFinder.<init>(RegressionTestFinder.java:93)
	at com.sun.javatest.regtest.config.RegressionTestSuite.createTestFinder(RegressionTestSuite.java:100)
	at com.sun.javatest.regtest.config.RegressionTestSuite.<init>(RegressionTestSuite.java:82)
	at com.sun.javatest.regtest.config.RegressionTestSuite.open(RegressionTestSuite.java:65)
	at com.sun.javatest.regtest.config.TestManager.getTestSuites(TestManager.java:164)
	at com.sun.javatest.regtest.tool.Tool.run(Tool.java:1076)
	at com.sun.javatest.regtest.tool.Tool.run(Tool.java:1027)
	at com.sun.javatest.regtest.tool.Tool.main(Tool.java:143)
	at com.sun.javatest.regtest.Main.main(Main.java:58)
Caused by: java.lang.reflect.InvocationTargetException
	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 java.base/jdk.internal.platform.Metrics.systemMetrics(Metrics.java:61)
	... 20 more
Caused by: java.lang.ExceptionInInitializerError
	at java.base/jdk.internal.platform.CgroupSubsystemFactory.create(CgroupSubsystemFactory.java:77)
	at java.base/jdk.internal.platform.CgroupMetrics.getInstance(CgroupMetrics.java:163)
	... 25 more
Caused by: java.lang.ArrayIndexOutOfBoundsException: Index 4 out of bounds for length 1
	at java.base/jdk.internal.platform.cgroupv2.CgroupV2Subsystem.initSubsystem(CgroupV2Subsystem.java:71)
	at java.base/jdk.internal.platform.cgroupv2.CgroupV2Subsystem.<clinit>(CgroupV2Subsystem.java:42)
	... 27 more