[aarch64] NullPointerException during stack walking (clhsdb "where -a")

open/test/hotspot/jtreg/serviceability/sa/ClhsdbCDSJstackPrintAll.java

stderr: [Attaching to process 8224, please wait...
Error: java.lang.NullPointerException
java.lang.NullPointerException
at jdk.hotspot.agent/sun.jvm.hotspot.runtime.CompiledVFrame.createStackValue(CompiledVFrame.java:270)
at jdk.hotspot.agent/sun.jvm.hotspot.runtime.CompiledVFrame.getLocals(CompiledVFrame.java:107)
at jdk.hotspot.agent/sun.jvm.hotspot.ui.classbrowser.HTMLGenerator.genHTMLForJavaStackTrace(HTMLGenerator.java:1940)
at jdk.hotspot.agent/sun.jvm.hotspot.CommandProcessor$42.doit(CommandProcessor.java:1578)
at jdk.hotspot.agent/sun.jvm.hotspot.CommandProcessor.executeCommand(CommandProcessor.java:2051)
at jdk.hotspot.agent/sun.jvm.hotspot.CommandProcessor.executeCommand(CommandProcessor.java:2021)
at jdk.hotspot.agent/sun.jvm.hotspot.CommandProcessor.run(CommandProcessor.java:1901)
at jdk.hotspot.agent/sun.jvm.hotspot.CLHSDB.run(CLHSDB.java:99)
at jdk.hotspot.agent/sun.jvm.hotspot.CLHSDB.main(CLHSDB.java:40)
at jdk.hotspot.agent/sun.jvm.hotspot.SALauncher.runCLHSDB(SALauncher.java:280)
at jdk.hotspot.agent/sun.jvm.hotspot.SALauncher.main(SALauncher.java:483)
]
 exitValue = 0

java.lang.RuntimeException: Test ERROR java.lang.RuntimeException: '^Error: .*$' found in stderr: 'Error: java.lang.NullPointerException'

at ClhsdbCDSJstackPrintAll.main(ClhsdbCDSJstackPrintAll.java:117)
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 com.sun.javatest.regtest.agent.MainWrapper$MainThread.run(MainWrapper.java:127)
at java.base/java.lang.Thread.run(Thread.java:832)
Caused by: java.lang.RuntimeException: '^Error: .*$' found in stderr: 'Error: java.lang.NullPointerException'

at jdk.test.lib.process.OutputAnalyzer.shouldNotMatch(OutputAnalyzer.java:372)
at ClhsdbLauncher.runCmd(ClhsdbLauncher.java:151)
at ClhsdbLauncher.run(ClhsdbLauncher.java:200)
at ClhsdbCDSJstackPrintAll.main(ClhsdbCDSJstackPrintAll.java:113)
... 6 more

JavaTest Message: Test threw exception: java.lang.RuntimeException: Test ERROR java.lang.RuntimeException: '^Error: .*$' found in stderr: 'Error: java.lang.NullPointerException'

JavaTest Message: shutting down test

STATUS:Failed.`main' threw exception: java.lang.RuntimeException: Test ERROR java.lang.RuntimeException: '^Error: .*$' found in stderr: 'Error: java.lang.NullPointerException'