diff --git a/apps/iot/src/iot_host_device_poller.erl b/apps/iot/src/iot_host_device_poller.erl
index 43c9834..483205c 100644
--- a/apps/iot/src/iot_host_device_poller.erl
+++ b/apps/iot/src/iot_host_device_poller.erl
@@ -148,7 +148,16 @@ handle_info({timeout, _, task_ticker}, State = #state{devices = Devices, status
             {noreply, State#state{tasks = Devices}};
         ?STATUS_PAUSED ->
             {noreply, State#state{tasks = []}}
-    end.
+    end;
+
+%% 部分请求可能在task执行超时后才返回
+handle_info({ws_response, _Ref, Response}, State = #state{host_id = HostId}) ->
+    lager:debug("[iot_host_device_poller] host_id: ~p, get ws_response: ~p, after timeout", [HostId, Response]),
+    {noreply, State};
+
+handle_info(Info, State = #state{host_id = HostId}) ->
+    lager:debug("[iot_host_device_poller] host_id: ~p, get unknown info: ~p, after timeout", [HostId, Info]),
+    {noreply, State}.
 
 %% @private
 %% @doc This function is called by a gen_server when it is about to