From bbaba9f6af81cc19b15e40bede372ab1ff2ccfa7 Mon Sep 17 00:00:00 2001
From: Daniel Liu <139250065@qq.com>
Date: Fri, 31 Oct 2025 14:56:22 +0800
Subject: [PATCH] core: fix too many goroutines in InitSignerInTransactions,
 close XFN-75 (#1662)

---
 core/state_processor.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/core/state_processor.go b/core/state_processor.go
index c1ebd4e84b..d8bc5d6ad5 100644
--- a/core/state_processor.go
+++ b/core/state_processor.go
@@ -536,7 +536,10 @@ func ApplyEmptyTransaction(config *params.ChainConfig, statedb *state.StateDB, b
 }
 
 func InitSignerInTransactions(config *params.ChainConfig, header *types.Header, txs types.Transactions) {
-	nWorker := runtime.NumCPU()
+	if txs.Len() == 0 {
+		return
+	}
+	nWorker := min(runtime.NumCPU(), txs.Len())
 	signer := types.MakeSigner(config, header.Number)
 	chunkSize := txs.Len() / nWorker
 	if txs.Len()%nWorker != 0 {