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

*** 41,11 ***
        });
    }
  
    private static synchronized void initialize(TypeDataBase db) throws WrongTypeException {
      Type type  = db.lookupType("BasicLock");
!     displacedHeaderField = type.getCIntegerField("_displaced_header");
    }
  
    private static CIntegerField displacedHeaderField;
  
    public BasicLock(Address addr) {
--- 41,11 ---
        });
    }
  
    private static synchronized void initialize(TypeDataBase db) throws WrongTypeException {
      Type type  = db.lookupType("BasicLock");
!     displacedHeaderField = type.getCIntegerField("_metadata");
    }
  
    private static CIntegerField displacedHeaderField;
  
    public BasicLock(Address addr) {