Describe what you were doing when the bug occurred:
1. Started profiling the application
2. Tried to stop it after couple of navigation and actions on spa, but failed to stop.
3. Finally clicking multiple times on Stop has stopped profiling, and got his issue in graph option

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DevTools version: 4.6.0-6cceaeb67

Call stack: at chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:40:167472
    at Map.forEach (<anonymous>)
    at commitIndex (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:40:167418)
    at e.getRankedChartData (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:40:167941)
    at lc (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:40:342270)
    at ci (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:32:59620)
    at Ll (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:32:109960)
    at qc (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:32:102381)
    at Hc (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:32:102306)
    at Vc (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:32:102171)

Component stack: in lc
    in div
    in div
    in div
    in So
    in Unknown
    in n
    in Unknown
    in div
    in div
    in rl
    in Ze
    in fn
    in Ga
    in _s
break;
      case FunctionComponent:
        global.$r = {
          hooks,
          props,
          type,
        };
        break;
      case ForwardRef:
        global.$r = {
          props,
          type: type.render,
        };
        break;
      case MemoComponent:
      case SimpleMemoComponent:
        global.$r = {
          props,
          type:
            elementType != null && elementType.type != null
              ? elementType.type
              : type,
        };
        break;
      default:
        global.$r = null;
        break;
    }
  }
  function storeAsGlobal(