diff --git a/source/libs/wal/src/walMgmt.c b/source/libs/wal/src/walMgmt.c
index 31f2ef037aed0b2bb90248b932ba687a2f7c4bd3..629451a7223cb0530f775a550151d3aaf07468eb 100644
--- a/source/libs/wal/src/walMgmt.c
+++ b/source/libs/wal/src/walMgmt.c
@@ -68,9 +68,12 @@ int32_t walInit() {
 }
 
 void walCleanUp() {
+  int old = atomic_val_compare_exchange_8(&tsWal.inited, 1, 0);
+  if(old == 0) {
+    return;
+  }
   walStopThread();
   taosCloseRef(tsWal.refSetId);
-  atomic_store_8(&tsWal.inited, 0);
   wInfo("wal module is cleaned up");
 }