src/hotspot/share/runtime/vframe.cpp

*** 222,232 ****
          continue;
        }
        if (monitor->owner() != NULL) {
          // the monitor is associated with an object, i.e., it is locked
  
!         markWord mark(0);
          const char *lock_state = "locked"; // assume we have the monitor locked
          if (!found_first_monitor && frame_count == 0) {
            // If this is the first frame and we haven't found an owned
            // monitor before, then we need to see if we have completed
            // the lock or if we are blocked trying to acquire it. Only
--- 222,232 ----
          continue;
        }
        if (monitor->owner() != NULL) {
          // the monitor is associated with an object, i.e., it is locked
  
!         markWord mark(markWord::zero);
          const char *lock_state = "locked"; // assume we have the monitor locked
          if (!found_first_monitor && frame_count == 0) {
            // If this is the first frame and we haven't found an owned
            // monitor before, then we need to see if we have completed
            // the lock or if we are blocked trying to acquire it. Only
*** 239,251 ****
                  // we are not the owner of this monitor
                  !mark.monitor()->is_entered(thread())
                )) {
              lock_state = "waiting to lock";
            } else {
              // We own the monitor which is not as interesting so
              // disable the extra printing below.
!             mark = markWord(0);
            }
          }
          print_locked_object_class_name(st, Handle(THREAD, monitor->owner()), lock_state);
  
          found_first_monitor = true;
--- 239,254 ----
                  // we are not the owner of this monitor
                  !mark.monitor()->is_entered(thread())
                )) {
              lock_state = "waiting to lock";
            } else {
+                         // FIXME: mark is set but not used below.
+                         //        Either the comment or the code is broken.
+                   
              // We own the monitor which is not as interesting so
              // disable the extra printing below.
!             mark = markWord(markWord::zero);
            }
          }
          print_locked_object_class_name(st, Handle(THREAD, monitor->owner()), lock_state);
  
          found_first_monitor = true;