8313798: [aarch64] sun/tools/jhsdb/HeapDumpTestWithActiveProcess.java sometimes times out on aarch64

Reviewed-by: kevinw, sspitsyn

Author: plummercj

src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/runtime/VFrame.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2017, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2023, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -27,6 +27,7 @@
 import java.io.*;
 import sun.jvm.hotspot.code.*;
 import sun.jvm.hotspot.utilities.*;
+import sun.jvm.hotspot.debugger.Address;
 
 public class VFrame {
   protected Frame       fr;
@@ -145,7 +146,16 @@ public JavaVFrame javaSender() {
       if (f.isJavaFrame()) {
         return (JavaVFrame) f;
       }
+      Address oldSP = f.getFrame().getSP();
       f = f.sender(imprecise);
+      if (f != null) {
+          // Make sure the sender frame is above the current frame, not below
+          Address newSP = f.getFrame().getSP();
+          if (oldSP.greaterThanOrEqual(newSP)) {
+              String errString = "newSP(" + newSP + ") is not above oldSP(" + oldSP + ")";
+              throw new RuntimeException(errString);
+          }
+      }
     }
     return null;
   }

test/jdk/ProblemList.txt

@@ -734,7 +734,6 @@ sun/tools/jstat/jstatLineCounts3.sh                             8268211 linux-aa
 sun/tools/jstat/jstatLineCounts4.sh                             8268211 linux-aarch64
 
 sun/tools/jhsdb/JStackStressTest.java                           8276210 linux-aarch64
-sun/tools/jhsdb/HeapDumpTestWithActiveProcess.java              8313798 generic-aarch64
 
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