diff --git a/mindspore/core/abstract/prim_nn.cc b/mindspore/core/abstract/prim_nn.cc
index 4aad2b8f3a..91298f4314 100644
--- a/mindspore/core/abstract/prim_nn.cc
+++ b/mindspore/core/abstract/prim_nn.cc
@@ -280,6 +280,19 @@ AbstractBasePtr InferImplConv2D(const AnalysisEnginePtr &, const PrimitivePtr &p
   ShapeVector x_min_shape = input_x->shape()->min_shape();
   ShapeVector x_max_shape = input_x->shape()->max_shape();
   (void)CheckMinMaxShape(x_shape, &x_min_shape, &x_max_shape);
+  for (size_t i = 0; i < x_shape.size(); ++i) {
+    if ((x_shape[i] < 0) && (x_shape[i] != Shape::SHP_ANY)) {
+      MS_LOG(EXCEPTION) << "Shape element x_shape[" << i << "] must be positive integer, but got " << x_shape[i];
+    }
+    if (x_min_shape[i] < 0) {
+      MS_LOG(EXCEPTION) << "Min Shape element x_min_shape[" << i << "] must be positive integer, but got "
+                        << x_min_shape[i];
+    }
+    if (x_max_shape[i] < 0) {
+      MS_LOG(EXCEPTION) << "Max Shape element x_max_shape[" << i << "] must be positive integer, but got "
+                        << x_max_shape[i];
+    }
+  }
 
   AbstractTensorPtr input_w = CheckArg<AbstractTensor>(op_name, args_spec_list, 1);
   MS_EXCEPTION_IF_NULL(input_w);
@@ -288,13 +301,26 @@ AbstractBasePtr InferImplConv2D(const AnalysisEnginePtr &, const PrimitivePtr &p
   ShapeVector w_min_shape = input_w->shape()->min_shape();
   ShapeVector w_max_shape = input_w->shape()->max_shape();
   (void)CheckMinMaxShape(w_shape, &w_min_shape, &w_max_shape);
+  for (size_t i = 0; i < w_shape.size(); ++i) {
+    if ((w_shape[i] < 0) && (w_shape[i] != Shape::SHP_ANY)) {
+      MS_LOG(EXCEPTION) << "Shape element w_shape[" << i << "] must be positive integer, but got " << w_shape[i];
+    }
+    if (w_min_shape[i] < 0) {
+      MS_LOG(EXCEPTION) << "Min Shape element w_min_shape[" << i << "] must be positive integer, but got "
+                        << w_min_shape[i];
+    }
+    if (w_max_shape[i] < 0) {
+      MS_LOG(EXCEPTION) << "Max Shape element w_max_shape[" << i << "] must be positive integer, but got "
+                        << w_max_shape[i];
+    }
+  }
 
   std::set<std::string> available_data_format{"NCHW", "NHWC"};
   int64_t n_axis = 0;
   int64_t c_axis = 1;
   int64_t h_axis = 2;
   int64_t w_axis = 3;
-  auto data_format_ptr = primitive->GetAttr("format");
+  auto data_format_ptr = primitive->GetAttr("data_format");
   std::string data_format = "NCHW";
   if ((data_format_ptr != nullptr) && data_format_ptr->isa<StringImm>()) {
     data_format = data_format_ptr->cast<StringImmPtr>()->value();
@@ -451,8 +477,27 @@ AbstractBasePtr InferImplConv2D(const AnalysisEnginePtr &, const PrimitivePtr &p
     output_shape_min = {x_min_shape[n_axis], out_channel, output_hw_min[0], output_hw_min[1]};
     output_shape_max = {x_max_shape[n_axis], out_channel, output_hw_max[0], output_hw_max[1]};
   }
+  for (size_t i = 0; i < output_shape.size(); ++i) {
+    if ((output_shape[i] < 0) && (output_shape[i] != Shape::SHP_ANY)) {
+      MS_LOG(EXCEPTION) << "Shape element output_shape[" << i << "] must be positive integer, but got "
+                        << output_shape[i];
+    }
+    if (output_shape_min[i] < 0) {
+      MS_LOG(EXCEPTION) << "Min Shape element output_shape_min[" << i << "] must be positive integer, but got "
+                        << output_shape_min[i];
+    }
+    if (output_shape_max[i] < 0) {
+      MS_LOG(EXCEPTION) << "Max Shape element output_shape_max[" << i << "] must be positive integer, but got "
+                        << output_shape_max[i];
+    }
+  }
 
   ShapePtr output_shape_ptr = std::make_shared<Shape>(output_shape, output_shape_min, output_shape_max);
+  if (input_x->element()->GetTypeTrack()->type_id() == TypeId::kNumberTypeInt8) {
+    auto output = std::make_shared<AbstractTensor>(kInt32, output_shape);
+    output->set_shape(output_shape_ptr);
+    return output;
+  }
   return std::make_shared<AbstractTensor>(input_x->element(), output_shape_ptr);
 }