diff --git a/src/init.cpp b/src/init.cpp
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -2488,7 +2488,7 @@
                 // Note that it also sets fReindex based on the disk flag!
                 // From here on out fReindex and fReset mean something
                 // different!
-                if (!LoadBlockIndex(params)) {
+                if (!chainman.LoadBlockIndex(params)) {
                     if (ShutdownRequested()) {
                         break;
                     }
diff --git a/src/validation.h b/src/validation.h
--- a/src/validation.h
+++ b/src/validation.h
@@ -331,13 +331,6 @@
  */
 bool LoadGenesisBlock(const CChainParams &chainparams);
 
-/**
- * Load the block tree and coins database from disk, initializing state if we're
- * running with -reindex.
- */
-bool LoadBlockIndex(const Consensus::Params &params)
-    EXCLUSIVE_LOCKS_REQUIRED(cs_main);
-
 /**
  * Unload database information.
  */
@@ -1223,6 +1216,11 @@
     CChain &ValidatedChain() const { return ValidatedChainstate().m_chain; }
     CBlockIndex *ValidatedTip() const { return ValidatedChain().Tip(); }
 
+    //! Load the block tree and coins database from disk, initializing state if
+    //! we're running with -reindex
+    bool LoadBlockIndex(const Consensus::Params &params)
+        EXCLUSIVE_LOCKS_REQUIRED(cs_main);
+
     //! Unload block index and chain data before shutdown.
     void Unload() EXCLUSIVE_LOCKS_REQUIRED(::cs_main);
 
diff --git a/src/validation.cpp b/src/validation.cpp
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -4613,9 +4613,10 @@
     m_block_index.clear();
 }
 
-static bool LoadBlockIndexDB(const Consensus::Params &params)
+static bool LoadBlockIndexDB(ChainstateManager &chainman,
+                             const Consensus::Params &params)
     EXCLUSIVE_LOCKS_REQUIRED(cs_main) {
-    if (!g_chainman.m_blockman.LoadBlockIndex(
+    if (!chainman.m_blockman.LoadBlockIndex(
             params, *pblocktree,
             ::ChainstateActive().setBlockIndexCandidates)) {
         return false;
@@ -4628,10 +4629,8 @@
     for (int nFile = 0; nFile <= nLastBlockFile; nFile++) {
         pblocktree->ReadBlockFileInfo(nFile, vinfoBlockFile[nFile]);
     }
-
     LogPrintf("%s: last block file info: %s\n", __func__,
               vinfoBlockFile[nLastBlockFile].ToString());
-
     for (int nFile = nLastBlockFile + 1; true; nFile++) {
         CBlockFileInfo info;
         if (pblocktree->ReadBlockFileInfo(nFile, info)) {
@@ -4645,7 +4644,7 @@
     LogPrintf("Checking all blk files are present...\n");
     std::set<int> setBlkDataFiles;
     for (const std::pair<const BlockHash, CBlockIndex *> &item :
-         g_chainman.BlockIndex()) {
+         chainman.BlockIndex()) {
         CBlockIndex *pindex = item.second;
         if (pindex->nStatus.hasData()) {
             setBlkDataFiles.insert(pindex->nFile);
@@ -5036,16 +5035,17 @@
     fHavePruned = false;
 }
 
-bool LoadBlockIndex(const Consensus::Params &params) {
+bool ChainstateManager::LoadBlockIndex(const Consensus::Params &params) {
+    AssertLockHeld(cs_main);
     // Load block index from databases
     bool needs_init = fReindex;
     if (!fReindex) {
-        bool ret = LoadBlockIndexDB(params);
+        bool ret = LoadBlockIndexDB(*this, params);
         if (!ret) {
             return false;
         }
 
-        needs_init = g_chainman.m_blockman.m_block_index.empty();
+        needs_init = m_blockman.m_block_index.empty();
     }
 
     if (needs_init) {