diff --git a/mindspore/ccsrc/plugin/device/cpu/kernel/apply_power_sign_cpu_kernel.cc b/mindspore/ccsrc/plugin/device/cpu/kernel/apply_power_sign_cpu_kernel.cc
index 05b0f4c07b8..39919bb7fbc 100644
--- a/mindspore/ccsrc/plugin/device/cpu/kernel/apply_power_sign_cpu_kernel.cc
+++ b/mindspore/ccsrc/plugin/device/cpu/kernel/apply_power_sign_cpu_kernel.cc
@@ -83,6 +83,7 @@ void ApplyPowerSignCpuKernelMod::LaunchPowerSign(const std::vector<kernel::Addre
 
 bool ApplyPowerSignCpuKernelMod::Init(const BaseOperatorPtr &base_operator, const std::vector<KernelTensorPtr> &inputs,
                                       const std::vector<KernelTensorPtr> &outputs) {
+  MS_EXCEPTION_IF_NULL(base_operator);
   kernel_name_ = base_operator->name();
   dtype_ = inputs[0]->GetDtype();
   batch_rank_ = base_operator->get_batch_rank();
diff --git a/mindspore/ccsrc/plugin/device/cpu/kernel/scale_grad_cpu_kernel.cc b/mindspore/ccsrc/plugin/device/cpu/kernel/scale_grad_cpu_kernel.cc
index 10210fd80ab..b53f793ecf1 100644
--- a/mindspore/ccsrc/plugin/device/cpu/kernel/scale_grad_cpu_kernel.cc
+++ b/mindspore/ccsrc/plugin/device/cpu/kernel/scale_grad_cpu_kernel.cc
@@ -54,6 +54,7 @@ void ScaleGradCpuKernelMod::LaunchScaleGradPerGrad(const std::vector<AddressPtr>
   if (scale_addr_half != nullptr) {
     x1 = static_cast<T>(*scale_addr_half);
   } else {
+    MS_EXCEPTION_IF_NULL(scale_addr_float);
     x1 = static_cast<T>(*scale_addr_float);
   }
 
@@ -101,7 +102,9 @@ std::vector<KernelAttr> ScaleGradCpuKernelMod::GetOpSupport() {
 
 bool ScaleGradCpuKernelMod::Init(const BaseOperatorPtr &base_operator, const std::vector<KernelTensorPtr> &inputs,
                                  const std::vector<KernelTensorPtr> &outputs) {
+  MS_EXCEPTION_IF_NULL(base_operator);
   auto kernel_ptr = std::dynamic_pointer_cast<ops::ScaleGrad>(base_operator);
+  MS_EXCEPTION_IF_NULL(kernel_ptr);
   kernel_name_ = kernel_ptr->name();
   auto input_size = inputs.size();
   for (size_t index = 0; index < input_size; index++) {
diff --git a/mindspore/ccsrc/plugin/device/gpu/kernel/arrays/scalegrad_gpu_kernel.cc b/mindspore/ccsrc/plugin/device/gpu/kernel/arrays/scalegrad_gpu_kernel.cc
index a6dfab83322..52ca3bccd66 100644
--- a/mindspore/ccsrc/plugin/device/gpu/kernel/arrays/scalegrad_gpu_kernel.cc
+++ b/mindspore/ccsrc/plugin/device/gpu/kernel/arrays/scalegrad_gpu_kernel.cc
@@ -50,6 +50,7 @@ void ScaleGradGpuKernelMod::LaunchScaleGradPerGrad(const std::vector<AddressPtr>
     ScaleGradKernel(outputs[index]->size / sizeof(T), input_addr, *scale_addr_half, output_addr,
                     reinterpret_cast<cudaStream_t>(stream_ptr));
   } else {
+    MS_EXCEPTION_IF_NULL(scale_addr_float);
     ScaleGradKernel(outputs[index]->size / sizeof(T), input_addr, *scale_addr_float, output_addr,
                     reinterpret_cast<cudaStream_t>(stream_ptr));
   }
@@ -84,7 +85,9 @@ bool ScaleGradGpuKernelMod::Launch(const std::vector<AddressPtr> &inputs, const
 
 bool ScaleGradGpuKernelMod::Init(const BaseOperatorPtr &base_operator, const std::vector<KernelTensorPtr> &inputs,
                                  const std::vector<KernelTensorPtr> &outputs) {
+  MS_EXCEPTION_IF_NULL(base_operator);
   auto kernel_ptr = std::dynamic_pointer_cast<ops::ScaleGrad>(base_operator);
+  MS_EXCEPTION_IF_NULL(kernel_ptr);
   kernel_name_ = kernel_ptr->name();
   auto input_size = inputs.size();
   for (size_t index = 0; index < input_size; index++) {