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/auth/user_acquisition_stats.h:82: MISSING_LOCK 169490 Accessing "this->_userCacheAcquisitionStats" without holding lock "mongo::UserAcquisitionStats._mutex". Elsewhere, "mongo::UserAcquisitionStats._userCacheAcquisitionStats" is written to with "UserAcquisitionStats._mutex" held 4 out of 4 times.