From 484d0ddaae84bcfc533cd1bddd56dc50fa184c0b Mon Sep 17 00:00:00 2001
From: Weixie Cui <cuiweixie@gmail.com>
Date: Fri, 1 May 2026 23:37:49 +0800
Subject: [PATCH] core/state: double check the lis availiability before
 regeneration

---
 core/state/snapshot/difflayer.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/core/state/snapshot/difflayer.go b/core/state/snapshot/difflayer.go
index 1286ded7e1..eb4efd2429 100644
--- a/core/state/snapshot/difflayer.go
+++ b/core/state/snapshot/difflayer.go
@@ -431,6 +431,10 @@ func (dl *diffLayer) AccountList() []common.Hash {
 	dl.lock.Lock()
 	defer dl.lock.Unlock()
 
+	if list := dl.accountList; list != nil {
+		return list
+	}
+
 	dl.accountList = slices.SortedFunc(maps.Keys(dl.accountData), common.Hash.Cmp)
 	dl.memory += uint64(len(dl.accountList) * common.HashLength)
 	return dl.accountList