src/share/vm/runtime/frame.cpp

*** 965,974 ****
--- 965,975 ----
    }
  
    virtual void handle_oop_offset() {
      // Extract low order register number from register array.
      // In LP64-land, the high-order bits are valid but unhelpful.
+     assert(_offset < _arg_size, "out of bounds");
      VMReg reg = _regs[_offset].first();
      oop *loc = _fr.oopmapreg_to_location(reg, _reg_map);
      _f->do_oop(loc);
    }
  
*** 981,995 ****
      _offset    = 0;
      _has_receiver = has_receiver;
      _has_appendix = has_appendix;
      _fr        = fr;
      _reg_map   = (RegisterMap*)reg_map;
!     _arg_size  = ArgumentSizeComputer(signature).size() + (has_receiver ? 1 : 0) + (has_appendix ? 1 : 0);
! 
!     int arg_size;
!     _regs = SharedRuntime::find_callee_arguments(signature, has_receiver, has_appendix, &arg_size);
!     assert(arg_size == _arg_size, "wrong arg size");
    }
  
    void oops_do() {
      if (_has_receiver) {
        handle_oop_offset();
--- 982,992 ----
      _offset    = 0;
      _has_receiver = has_receiver;
      _has_appendix = has_appendix;
      _fr        = fr;
      _reg_map   = (RegisterMap*)reg_map;
!     _regs = SharedRuntime::find_callee_arguments(signature, has_receiver, has_appendix, &_arg_size);
    }
  
    void oops_do() {
      if (_has_receiver) {
        handle_oop_offset();