r6c npu驱动

r6c跑ubuntu，只有本地登录后才能加载npu驱动。未登录，ssh远程连接npu驱动未加载：

failed to open rknpu module, need to insmod rknpu dirver!

请教下是什么原因啊，怎么解决呢？

兄弟你解决没  我板端推理也跑不起来 一直给我报这个
E RKNN: [03:12:55.095] failed to map memory errno = Device or resource busy
E RKNN: [03:12:55.095] failed to malloc npu memory!, size: 8189440, flags: 0x2
E RKNN: [03:12:55.095] rknn_init, load model failed!