Describe the current behavior / 问题描述 (Mandatory / 必填)

llama2 13B+PA + dynamic，导出设置is_dynamic为true，推理也设置is_dynamic为true lite推理, 推理报错

Environment / 环境信息 (Mandatory / 必填)

• Hardware Environment(Ascend/GPU/CPU) / 硬件环境:

Please delete the backend not involved / 请删除不涉及的后端:
/device ascend/GPU/CPU/kirin/等其他芯片

• Software Environment / 软件环境 (Mandatory / 必填):
  -- MindSpore version (e.g., 1.7.0.Bxxx) :
  -- Python version (e.g., Python 3.7.5) :
  -- OS platform and distribution (e.g., Linux Ubuntu 16.04):
  -- GCC/Compiler version (if compiled from source):

• Excute Mode / 执行模式 (Mandatory / 必填)(PyNative/Graph):

Please delete the mode not involved / 请删除不涉及的模式:
/mode pynative
/mode graph

Related testcase / 关联用例 (Mandatory / 必填)

Steps to reproduce the issue / 重现步骤 (Mandatory / 必填)

1. 导出模型
   cd /home/workspace/lite_test/test_0328/MindFormers_Test/cases/llama2/13b/predict/test_mf_llama2_13b_predict_pa_1p_0001; python run_mindformer.py --config /home/workspace/lite_test/test_0328/MindFormers_Test/cases/llama2/13b/predict/test_mf_llama2_13b_predict_pa_1p_0001/test_mf_llama2_13b_predict_pa_1p_0001_export.yaml --device_id 1 --run_mode export --use_parallel False > /home/workspace/lite_test/test_0328/MindFormers_Test/cases/llama2/13b/predict/test_mf_llama2_13b_predict_pa_1p_0001/test_mf_llama2_13b_predict_pa_1p_0001_export.log 2>&1

2. 执行推理
   

Describe the expected behavior / 预期结果 (Mandatory / 必填)

推理成功，精度达标

Related log / screenshot / 日志 / 截图 (Mandatory / 必填)

Special notes for this issue/备注 (Optional / 选填)