diff --git a/ge/graph/manager/util/hcom_util.cc b/ge/graph/manager/util/hcom_util.cc
index 8e12ff27..021a458e 100644
--- a/ge/graph/manager/util/hcom_util.cc
+++ b/ge/graph/manager/util/hcom_util.cc
@@ -109,8 +109,7 @@ Status HcomOmeUtil::GetHcomCount(const ge::ConstOpDescPtr &op_desc, HcclDataType
       GE_CHK_STATUS_RET(ge::TensorUtils::GetSize(*op_desc->GetInputDescPtr(i), input_size),
                         "[Get][Size] from TensorDesc failed, op:%s, input index:%zu", op_desc->GetName().c_str(), i);
       // dynamic shape hccl op get size from output tensor desc
-      if (op_desc->HasAttr(ATTR_NAME_IS_UNKNOWN_SHAPE)) {
-        GE_CHECK_NOTNULL(op_desc->GetOutputDescPtr(i));
+      if (op_desc->HasAttr(ATTR_NAME_IS_UNKNOWN_SHAPE) && (op_desc->GetOutputDescPtr(i) != nullptr)) {
         GE_CHK_STATUS_RET(ge::TensorUtils::GetSize(*op_desc->GetOutputDescPtr(i), input_size),
                           "[Get][Size] from TensorDesc failed, op:%s, input index:%zu", op_desc->GetName().c_str(), i);
       }
diff --git a/ge/single_op/task/op_task.cc b/ge/single_op/task/op_task.cc
index c6c99ab0..dbc90ac5 100755
--- a/ge/single_op/task/op_task.cc
+++ b/ge/single_op/task/op_task.cc
@@ -746,16 +746,24 @@ Status AiCpuBaseTask::UpdateIoAddr(const vector<DataBuffer> &inputs, const vecto
     GE_CHK_BOOL_RET_STATUS(non_const_index < inputs.size(), ACL_ERROR_GE_PARAM_INVALID,
         "[Check][Size] Input size is %zu, but get non_const_index is %zu", inputs.size(), non_const_index);
     auto addr = inputs[non_const_index].data;
-    GE_CHECK_NOTNULL(addr);
-    GELOGD("AICpuTask input[%zu] addr = %p", input_index, addr);
+    uint64_t length = inputs[non_const_index].length;
+    if (length != 0 && addr == nullptr) {
+      GELOGE(PARAM_INVALID, "[Check][Addr]AiCpuTask input[%zu] addr is nullptr, length = %lu", input_index, length);
+      return PARAM_INVALID;
+    }
+    GELOGD("AICpuTask input[%zu] addr = %p, length = %lu.", input_index, addr, length);
     *arg_base++ = reinterpret_cast<uintptr_t>(addr);
     non_const_index++;
   }
 
   for (size_t i = 0; i < outputs.size(); ++i) {
     auto addr = outputs[i].data;
-    GE_CHECK_NOTNULL(addr);
-    GELOGD("AICpuTask output[%zu] addr = %p", i, addr);
+    uint64_t length = outputs[i].length;
+    if (length != 0 && addr == nullptr) {
+      GELOGE(PARAM_INVALID, "[Check][Addr]AiCpuTask output[%zu] addr is nullptr, length = %lu", i, length);
+      return PARAM_INVALID;
+    }
+    GELOGD("AICpuTask output[%zu] addr = %p, length = %lu.", i, addr, length);
     *arg_base++ = reinterpret_cast<uintptr_t>(addr);
   }
 
diff --git a/tests/ut/ge/graph/manager/hcom_util_unittest.cc b/tests/ut/ge/graph/manager/hcom_util_unittest.cc
index 9f104f5f..4aeeddb9 100644
--- a/tests/ut/ge/graph/manager/hcom_util_unittest.cc
+++ b/tests/ut/ge/graph/manager/hcom_util_unittest.cc
@@ -94,4 +94,15 @@ TEST_F(UtestHcomUtil, test_GetHcomCount_succ) {
   auto ret = hcom_ome_util.GetHcomCount(op_desc, HCCL_DATA_TYPE_FP32, true, count);
   EXPECT_EQ(ret, 0);
 }
+
+TEST_F(UtestHcomUtil, test_GetHcomCount_succ_2) {
+  ComputeGraphPtr graph = std::make_shared<ComputeGraph>("test");
+  NodePtr node = NodeBuilder("node", HCOMSEND).AddInputDesc({1, 1, 224, 224}).Build(graph);
+  auto op_desc = node->GetOpDesc();
+  HcomOmeUtil hcom_util;
+  int count = 0;
+  auto ret = hcom_util.GetHcomCount(op_desc, HCCL_DATA_TYPE_FP32, true, count);
+  EXPECT_EQ(ret, SUCCESS);
+  EXPECT_EQ(count, 224 * 224);
+}
 }  // namespace ge
\ No newline at end of file
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 3e3160c2..8964df74 100644
--- a/tests/ut/ge/single_op/single_op_task_unittest.cc
+++ b/tests/ut/ge/single_op/single_op_task_unittest.cc
@@ -189,3 +189,51 @@ TEST_F(UtestSingleOpTask, test_atomic_exec) {
   optiling::utils::OpRunInfo run_info(0, true, 0);
   task.CalcTilingInfo(run_info);
 }
+
+TEST_F(UtestSingleOpTask, test_aicpu_task_update_io_addr) {
+  AiCpuCCTask task;
+  task.num_inputs_ = 2;
+  task.num_outputs_ = 1;
+  task.input_is_const_ = {true, false};
+  int total_addr = 3;
+  uint32_t* addrs[total_addr] = {nullptr, nullptr, nullptr};
+  task.io_addr_ = reinterpret_cast<uintptr_t*>(addrs);
+  task.io_addr_num_ = total_addr;
+
+  {
+    vector<DataBuffer> inputs(1, DataBuffer());
+    vector<DataBuffer> outputs(1, DataBuffer());
+    auto ret = task.UpdateIoAddr(inputs, outputs);
+    ASSERT_EQ(ret, SUCCESS);
+    ASSERT_EQ(addrs[0], nullptr);
+    ASSERT_EQ(addrs[1], nullptr);
+    ASSERT_EQ(addrs[2], nullptr);
+  }
+
+  {
+    uint32_t data_buf[2];
+    vector<DataBuffer> inputs{DataBuffer(&data_buf[0], 4, false)};
+    vector<DataBuffer> outputs{DataBuffer(&data_buf[1], 4, false)};
+    auto ret = task.UpdateIoAddr(inputs, outputs);
+    ASSERT_EQ(ret, SUCCESS);
+    ASSERT_EQ(addrs[0], nullptr);
+    ASSERT_EQ(addrs[1], &data_buf[0]);
+    ASSERT_EQ(addrs[2], &data_buf[1]);
+  }
+
+  {
+    uint32_t data_buf[2];
+    vector<DataBuffer> inputs{DataBuffer(nullptr, 4, false)};
+    vector<DataBuffer> outputs{DataBuffer(&data_buf[1], 4, false)};
+    auto ret = task.UpdateIoAddr(inputs, outputs);
+    ASSERT_EQ(ret, PARAM_INVALID);
+  }
+
+  {
+    uint32_t data_buf[2];
+    vector<DataBuffer> inputs{DataBuffer(&data_buf[0], 4, false)};
+    vector<DataBuffer> outputs{DataBuffer(nullptr, 4, false)};
+    auto ret = task.UpdateIoAddr(inputs, outputs);
+    ASSERT_EQ(ret, PARAM_INVALID);
+  }
+}