Threads may try to acquire two locks in different orders, potentially causing deadlock

Defect 101487 (STATIC_C)
Checker ORDER_REVERSAL (subcategory none)
File: /src/mongo/db/repl/initial_syncer.cpp
Function mongo::repl::InitialSyncer::_getNextApplierBatchCallback(const mongo::executor::TaskExecutor::CallbackArgs &, std::shared_ptr<mongo::repl::CallbackCompletionGuard<mongo::StatusWith<mongo::repl::OpTimeWith<long long>>>>)