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/s/resharding/resharding_donor_service.cpp:879: MISSING_LOCK 153116 Accessing "this->_finalOplogEntriesWritten" without holding lock "mongo::ReshardingDonorService::DonorStateMachine._mutex". Elsewhere, "mongo::ReshardingDonorService::DonorStateMachine._finalOplogEntriesWritten" is written to with "DonorStateMachine._mutex" held 1 out of 1 times.