diff --git a/test/hotspot/jtreg/runtime/ClassInitErrors/InitExceptionUnloadTest.java b/test/hotspot/jtreg/runtime/ClassInitErrors/InitExceptionUnloadTest.java
index 26a5b5ae01f..efba398a3ca 100644
--- a/test/hotspot/jtreg/runtime/ClassInitErrors/InitExceptionUnloadTest.java
+++ b/test/hotspot/jtreg/runtime/ClassInitErrors/InitExceptionUnloadTest.java
@@ -32,7 +32,7 @@
  * @library /test/lib
  * @build jdk.test.whitebox.WhiteBox
  * @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox
- * @run main/othervm -Xbootclasspath/a:. -Xmn8m -XX:+UnlockDiagnosticVMOptions -Xlog:class+unload -XX:+WhiteBoxAPI InitExceptionUnloadTest
+ * @run main/othervm -Xbootclasspath/a:. -Xmn8m -XX:+UnlockDiagnosticVMOptions -Xlog:class+unload -XX:+UnlockDiagnosticVMOptions -XX:+PrintMethodData -XX:+WhiteBoxAPI InitExceptionUnloadTest
  */
 
 import java.io.ByteArrayOutputStream;
@@ -105,6 +105,12 @@ private static void verify_stack(Throwable e, String expected, String cause) thr
     static void test() throws Throwable {
         ClassLoader cl = ClassUnloadCommon.newClassLoader();
         int i = 0;
+        java.lang.reflect.Constructor<?> cons = cl.loadClass("InitExceptionUnloadTest$SpecialException").getDeclaredConstructor(int.class, String.class);
+        cons.setAccessible(true);
+        Object o = cons.newInstance(42, "");
+        for (int t = 0; t < 10; t++) {
+            String.valueOf(o);
+        }
         for (String className : classNames) {
             for (int tries = 2; tries-- > 0; ) {
                 System.err.println("--- try to load " + className);
@@ -124,7 +130,7 @@ static void test() throws Throwable {
         cl = null;
         ClassUnloadCommon.triggerUnloading();  // should unload these classes
         for (String className : classNames) {
-          ClassUnloadCommon.failIf(wb.isClassAlive(className), "should be unloaded");
+          ClassUnloadCommon.failIf(wb.isClassAlive(className), className + " should be unloaded");
         }
     }
     public static void main(java.lang.String[] unused) throws Throwable {