为什么Hi3516A_SDK_V1.0.7.0版本的ko有时加载不了？？？

打印如下所示，，，，，，，
mmz_start: 0x90000000, mmz_size: 256M
rmmod: can't unload 'hi3516a_adec': unknown symbol in module, or unknown parameter
rmmod: can't unload 'hi3516a_aenc': unknown symbol in module, or unknown parameter
rmmod: can't unload 'hi3516a_ao': unknown symbol in module, or unknown parameter
rmmod: can't unload 'hi3516a_ai': unknown symbol in module, or unknown parameter
rmmod: can't unload 'hi3516a_aio': unknown symbol in module, or unknown parameter
rmmod: can't unload 'acodec': unknown symbol in module, or unknown parameter
remove audio
rmmod: can't unload 'pwm': unknown symbol in module, or unknown parameter
rmmod: can't unload 'hi3516a_ive': unknown symbol in module, or unknown parameter
rmmod: can't unload 'hi3516a_vda': unknown symbol in module, or unknown parameter
rmmod: can't unload 'hi3516a_rc': unknown symbol in module, or unknown parameter
rmmod: can't unload 'hi3516a_jpege': unknown symbol in module, or unknown parameter
rmmod: can't unload 'hi3516a_h264e': unknown symbol in module, or unknown parameter
rmmod: can't unload 'hi3516a_h265e': unknown symbol in module, or unknown parameter
rmmod: can't unload 'hi3516a_chnl': unknown symbol in module, or unknown parameter
rmmod: can't unload 'hi3516a_venc': unknown symbol in module, or unknown parameter
rmmod: can't unload 'hifb': unknown symbol in module, or unknown parameter
rmmod: can't unload 'hi3516a_vou': unknown symbol in module, or unknown parameter
rmmod: can't unload 'hi3516a_vpss': unknown symbol in module, or unknown parameter
rmmod: can't unload 'hi3516a_viu': unknown symbol in module, or unknown parameter
rmmod: can't unload 'hi_mipi': unknown symbol in module, or unknown parameter
rmmod: can't unload 'ssp_ad9020': unknown symbol in module, or unknown parameter
rmmod: can't unload 'hi3516a_vgs': unknown symbol in module, or unknown parameter
rmmod: can't unload 'hi3516a_region': unknown symbol in module, or unknown parameter
rmmod: can't unload 'hi3516a_tde': unknown symbol in module, or unknown parameter
rmmod: can't unload 'sensor_i2c': unknown symbol in module, or unknown parameter
rmmod: can't unload 'piris': unknown symbol in module, or unknown parameter
rmmod: can't unload 'hi3516a_isp': unknown symbol in module, or unknown parameter
rmmod: can't unload 'hi3516a_sys': unknown symbol in module, or unknown parameter
rmmod: can't unload 'hi3516a_base': unknown symbol in module, or unknown parameter
rmmod: can't unload 'hi_media': unknown symbol in module, or unknown parameter
rmmod: can't unload 'mmz': unknown symbol in module, or unknown parameter

有谁遇到这个问题么？？？？？？