diff --git a/drivers/net/wireless/realtek/rtw89/mac80211.c b/drivers/net/wireless/realtek/rtw89/mac80211.c
index 1508693032cb20..de3e7e4c6e76bb 100644
--- a/drivers/net/wireless/realtek/rtw89/mac80211.c
+++ b/drivers/net/wireless/realtek/rtw89/mac80211.c
@@ -126,7 +126,9 @@ static int rtw89_ops_add_interface(struct ieee80211_hw *hw,
 	rtwvif->rtwdev = rtwdev;
 	rtwvif->roc.state = RTW89_ROC_IDLE;
 	rtwvif->offchan = false;
-	list_add_tail(&rtwvif->list, &rtwdev->rtwvifs_list);
+	if (!rtw89_rtwvif_in_list(rtwdev, rtwvif))
+		list_add_tail(&rtwvif->list, &rtwdev->rtwvifs_list);
+
 	INIT_WORK(&rtwvif->update_beacon_work, rtw89_core_update_beacon_work);
 	INIT_DELAYED_WORK(&rtwvif->roc.roc_work, rtw89_roc_work);
 	rtw89_leave_ps_mode(rtwdev);
diff --git a/drivers/net/wireless/realtek/rtw89/util.h b/drivers/net/wireless/realtek/rtw89/util.h
index e82e7df052d889..e669544cafd3f9 100644
--- a/drivers/net/wireless/realtek/rtw89/util.h
+++ b/drivers/net/wireless/realtek/rtw89/util.h
@@ -16,6 +16,24 @@
 #define rtw89_for_each_rtwvif(rtwdev, rtwvif)				       \
 	list_for_each_entry(rtwvif, &(rtwdev)->rtwvifs_list, list)
 
+/* Before adding rtwvif to list, we need to check if it already exist, beacase
+ * in some case such as SER L2 happen during WoWLAN flow, calling reconfig
+ * twice cause the list to be added twice.
+ */
+static inline bool rtw89_rtwvif_in_list(struct rtw89_dev *rtwdev,
+					struct rtw89_vif *new)
+{
+	struct rtw89_vif *rtwvif;
+
+	lockdep_assert_held(&rtwdev->mutex);
+
+	rtw89_for_each_rtwvif(rtwdev, rtwvif)
+		if (rtwvif == new)
+			return true;
+
+	return false;
+}
+
 /* The result of negative dividend and positive divisor is undefined, but it
  * should be one case of round-down or round-up. So, make it round-down if the
  * result is round-up.