From 3856e16d8c8c1d580038affbc3fa18980654314f Mon Sep 17 00:00:00 2001
From: Daniel Liu <liudaniel@qq.com>
Date: Tue, 18 Mar 2025 16:16:27 +0800
Subject: [PATCH] core: initialize current block/fastblock atomics to nil
 (19352)

---
 core/blockchain.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/core/blockchain.go b/core/blockchain.go
index 6b971cffa1..6c5b809a87 100644
--- a/core/blockchain.go
+++ b/core/blockchain.go
@@ -267,6 +267,10 @@ func NewBlockChain(db ethdb.Database, cacheConfig *CacheConfig, chainConfig *par
 		return nil, ErrNoGenesis
 	}
 
+	var nilBlock *types.Block
+	bc.currentBlock.Store(nilBlock)
+	bc.currentFastBlock.Store(nilBlock)
+
 	// Update chain info data metrics
 	chainInfoGauge.Update(metrics.GaugeInfoValue{"chain_id": bc.chainConfig.ChainId.String()})