--- a/hotspot/src/share/vm/oops/markOop.cpp	Fri Oct 16 16:14:12 2009 -0700
+++ b/hotspot/src/share/vm/oops/markOop.cpp	Sat Oct 17 19:51:05 2009 -0700
@@ -31,8 +31,9 @@
     st->print("locked(0x%lx)->", value());
     markOop(*(markOop*)value())->print_on(st);
   } else {
-    assert(is_unlocked(), "just checking");
+    assert(is_unlocked() || has_bias_pattern(), "just checking");
     st->print("mark(");
+    if (has_bias_pattern())  st->print("biased,");
     st->print("hash %#lx,", hash());
     st->print("age %d)", age());
   }