--- a/src/share/classes/java/lang/Thread.java	Mon Aug 09 09:49:41 2010 -0700
+++ b/src/share/classes/java/lang/Thread.java	Wed Aug 11 09:34:00 2010 +0100
@@ -409,7 +409,9 @@ class Thread implements Runnable {
             t.threadLocals = null;
 
             group.checkAccess();
-            group.addUnstarted();
+            if (threadStatus == 0) {
+                group.addUnstarted();
+            }
             t.setPriority(priority);
 
             final Thread current = Thread.currentThread();