Data race condition

The value of the shared data will be determined by the interleaving of thread execution. Thread shared data is accessed without holding an appropriate lock, possibly causing a race condition
/src/mongo/db/ftdc/controller.cpp:204: MISSING_LOCK 152562 Accessing "this->_state" without holding lock "mongo::FTDCController._mutex". Elsewhere, "mongo::FTDCController._state" is written to with "FTDCController._mutex" held 3 out of 4 times.