From 5913e4134a04f976b0a398ac2fd0600178fcbe2b Mon Sep 17 00:00:00 2001
From: Daniel Liu <liudaniel@qq.com>
Date: Tue, 6 Jan 2026 09:41:18 +0800
Subject: [PATCH] core/txpool/legacypool: handle genesis state missing #28171

---
 core/txpool/legacypool/legacypool.go | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/core/txpool/legacypool/legacypool.go b/core/txpool/legacypool/legacypool.go
index 53d7368f84a6..045e45fe928d 100644
--- a/core/txpool/legacypool/legacypool.go
+++ b/core/txpool/legacypool/legacypool.go
@@ -310,7 +310,20 @@ func (pool *LegacyPool) Filter(tx *types.Transaction) bool {
 func (pool *LegacyPool) Init(gasTip *big.Int, head *types.Header) error {
 	// Set the basic pool parameters
 	pool.gasTip.Store(gasTip)
-	pool.reset(nil, head)
+
+	// Initialize the state with head block, or fallback to empty one in
+	// case the head state is not available(might occur when node is not
+	// fully synced).
+	statedb, err := pool.chain.StateAt(head.Root)
+	if err != nil {
+		statedb, err = pool.chain.StateAt(types.EmptyRootHash)
+	}
+	if err != nil {
+		return err
+	}
+	pool.currentHead.Store(head)
+	pool.currentState = statedb
+	pool.pendingNonces = newNoncer(statedb)
 
 	// Start the reorg loop early, so it can handle requests generated during
 	// journal loading.