diff --git a/tests/ut/ge/single_op/single_op_task_unittest.cc b/tests/ut/ge/single_op/single_op_task_unittest.cc
index 57d2db13..356fc0e8 100644
--- a/tests/ut/ge/single_op/single_op_task_unittest.cc
+++ b/tests/ut/ge/single_op/single_op_task_unittest.cc
@@ -202,6 +202,7 @@ TEST_F(UtestSingleOpTask, test_aicpu_task_launch_kernel) {
   auto op_desc = make_shared<OpDesc>("deque", "Deque");
   ge::AttrUtils::SetBool(op_desc, ATTR_NAME_IS_BLOCKING_OP, false);
   AttrUtils::SetInt(op_desc, ::ge::ATTR_NAME_UNKNOWN_SHAPE_TYPE, ge::DEPEND_COMPUTE);
+  GeTensorDesc tensor(GeShape(), FORMAT_NCHW, DT_FLOAT);
   task.SetOpDesc(op_desc);
   task.num_inputs_ = 2;
   task.num_outputs_ = 1;
@@ -221,11 +222,13 @@ TEST_F(UtestSingleOpTask, test_aicpu_task_launch_kernel) {
   std::string ext_info_str(ext_mem, sizeof(ge::hybrid::AicpuExtInfo) + sizeof(int32_t));
   vector<DataBuffer> inputs(2, DataBuffer());
   vector<DataBuffer> outputs(1, DataBuffer());
-  vector<GeTensorDesc> inputs_desc(2, GeTensorDesc(GeShape(), FORMAT_NCHW, DT_FLOAT));
-  vector<GeTensorDesc> outputs_desc(1, GeTensorDesc(GeShape(), FORMAT_NCHW, DT_FLOAT));
+  vector<GeTensorDesc> inputs_desc(2, tensor);
+  vector<GeTensorDesc> outputs_desc(1, tensor);
   ASSERT_EQ(task.SetExtInfoAndType(ext_info_str, 0), SUCCESS);
   task.unknown_type_ = ge::DEPEND_COMPUTE;
   ASSERT_EQ(task.InitForSummaryAndCopy(), SUCCESS);
+  task.num_inputs_ = 0;
+  task.num_outputs_ = 0;
   ASSERT_EQ(task.LaunchKernel(inputs_desc, inputs, outputs_desc, outputs, stream), SUCCESS);
 }
 TEST_F(UtestSingleOpTask, test_aicpu_task_update_io_addr) {