Program: 191769
Project: 191769
Buggy source:
/** 
 * If the underlying data are stored as a Parcel, unparcel them using the currently assigned class loader.
 */
synchronized void unparcel(){
  if (mParcelledData == null) {
    if (DEBUG)     Log.d(TAG,"String_Node_Str" + Integer.toHexString(System.identityHashCode(this)) + "String_Node_Str");
    return;
  }
  if (LOG_DEFUSABLE && sShouldDefuse && (mFlags & FLAG_DEFUSABLE) == 0) {
    Slog.wtf(TAG,"String_Node_Str" + "String_Node_Str",new Throwable());
  }
  if (isEmptyParcel()) {
    if (DEBUG)     Log.d(TAG,"String_Node_Str" + Integer.toHexString(System.identityHashCode(this)) + "String_Node_Str");
    if (mMap == null) {
      mMap=new ArrayMap<String,Object>(1);
    }
 else {
      mMap.erase();
    }
    mParcelledData=null;
    return;
  }
  int N=mParcelledData.readInt();
  if (DEBUG)   Log.d(TAG,"String_Node_Str" + Integer.toHexString(System.identityHashCode(this)) + "String_Node_Str"+ N+ "String_Node_Str");
  if (N < 0) {
    return;
  }
  if (mMap == null) {
    mMap=new ArrayMap<String,Object>(N);
  }
 else {
    mMap.erase();
    mMap.ensureCapacity(N);
  }
  try {
    mParcelledData.readArrayMapInternal(mMap,N,mClassLoader);
  }
 catch (  BadParcelableException e) {
    if (sShouldDefuse) {
      Log.w(TAG,"String_Node_Str",e);
      mMap.erase();
    }
 else {
      throw e;
    }
  }
 finally {
    mParcelledData.recycle();
    mParcelledData=null;
  }
  if (DEBUG)   Log.d(TAG,"String_Node_Str" + Integer.toHexString(System.identityHashCode(this)) + "String_Node_Str"+ mMap);
}

Fixed version (ground truth):
/** 
 * If the underlying data are stored as a Parcel, unparcel them using the currently assigned class loader.
 */
synchronized void unparcel(){
synchronized (this) {
    final Parcel parcelledData=mParcelledData;
    if (parcelledData == null) {
      if (DEBUG)       Log.d(TAG,"String_Node_Str" + Integer.toHexString(System.identityHashCode(this)) + "String_Node_Str");
      return;
    }
    if (LOG_DEFUSABLE && sShouldDefuse && (mFlags & FLAG_DEFUSABLE) == 0) {
      Slog.wtf(TAG,"String_Node_Str" + "String_Node_Str",new Throwable());
    }
    if (isEmptyParcel()) {
      if (DEBUG)       Log.d(TAG,"String_Node_Str" + Integer.toHexString(System.identityHashCode(this)) + "String_Node_Str");
      if (mMap == null) {
        mMap=new ArrayMap<>(1);
      }
 else {
        mMap.erase();
      }
      mParcelledData=null;
      return;
    }
    int N=parcelledData.readInt();
    if (DEBUG)     Log.d(TAG,"String_Node_Str" + Integer.toHexString(System.identityHashCode(this)) + "String_Node_Str"+ N+ "String_Node_Str");
    if (N < 0) {
      return;
    }
    ArrayMap<String,Object> map=mMap;
    if (map == null) {
      map=new ArrayMap<>(N);
    }
 else {
      map.erase();
      map.ensureCapacity(N);
    }
    try {
      parcelledData.readArrayMapInternal(map,N,mClassLoader);
    }
 catch (    BadParcelableException e) {
      if (sShouldDefuse) {
        Log.w(TAG,"String_Node_Str",e);
        map.erase();
      }
 else {
        throw e;
      }
    }
 finally {
      mMap=map;
      parcelledData.recycle();
      mParcelledData=null;
    }
    if (DEBUG)     Log.d(TAG,"String_Node_Str" + Integer.toHexString(System.identityHashCode(this)) + "String_Node_Str"+ mMap);
  }
}