src/hotspot/share/gc/shenandoah/shenandoahCodeRoots.cpp

*** 112,126 ****
          ShenandoahCodeRootsLock lock(true);
  
          int idx = _recorded_nms->find(nm, ShenandoahNMethod::find_with_nmethod);
          if (idx != -1) {
            ShenandoahNMethod* old = _recorded_nms->at(idx);
!           _recorded_nms->delete_at(idx);
            delete old;
!         }
          _recorded_nms->append(nmr);
        }
        break;
      }
      default:
        ShouldNotReachHere();
    }
--- 112,127 ----
          ShenandoahCodeRootsLock lock(true);
  
          int idx = _recorded_nms->find(nm, ShenandoahNMethod::find_with_nmethod);
          if (idx != -1) {
            ShenandoahNMethod* old = _recorded_nms->at(idx);
!           _recorded_nms->at_put(idx, nmr);
            delete old;
!         } else {
            _recorded_nms->append(nmr);
          }
+       }
        break;
      }
      default:
        ShouldNotReachHere();
    }