你好：
在20.03-LTS-SP1 版本镜像安装发现会“import rpm”执行失败，导致/etc/sysconfig/kernel文件丢失和graphical模式无法切换等问题，问题必现，截图如下：
说明：环境中单独执行“import rpm”是正常，anaconda安装就会报此错误，无法判断是哪里问题，请帮忙看一下。
具体问题描述相见issue：
https://gitee.com/src-openeuler/anaconda/issues/I2BHTF#note_3971814
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