先贴下安装配置：
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1. 是否将系统源切换为中科大(USTC)源: 否
2. 是否将用户添加至 Docker 用户组: 是,添加用户为 pi
3. 是否将 Docker 源切换至国内源: 是，切换源选择：docker-cn
4. 您的设备类型为: raspberrypi3
5. 您的 hassio 数据路径为: /usr/share/hassio
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然后是安装过程和错误日志：
[info]: 跳过切换系统源。
[info]: 安装 hassio 必要依赖…
Reading package lists… Done
Building dependency tree
Reading state information… Done
avahi-daemon is already the newest version (0.6.32-2).
curl is already the newest version (7.52.1-5+deb9u9).
jq is already the newest version (1.5+dfsg-1.3).
net-tools is already the newest version (1.60+git20161116.90da8a0-1).
network-manager is already the newest version (1.6.2-3+deb9u2).
socat is already the newest version (1.7.3.1-2+deb9u1).
0 upgraded, 0 newly installed, 0 to remove and 69 not upgraded.
/usr/bin/docker
[info]: 发现系统已安装 docker，跳过 docker 安装
[info]: 切换 Docker 源为国内源…
[info]: 切换国内源完成
[info]: 安装 hassio…
从 hub.docker.com 下载 homeassistant/raspberrypi3-homeassistant:0.103.2…
0.103.2: Pulling from homeassistant/raspberrypi3-homeassistant
Digest: sha256:64953d9472ca146459df94a42abd7a6795cb6d01b1c899858c927c7a0c2558bb
Status: Image is up to date for homeassistant/raspberrypi3-homeassistant:0.103.2
docker.io/homeassistant/raspberrypi3-homeassistant:0.103.2
开始 hassio 安装流程。(如出现 [Warning] 请忽略，无须理会)
[Warning] No AppArmor support on host.
ModemManager.service enabled
[Warning] ModemManager service is enabled. This might cause issue when using serial devices.
[Info] Install supervisor Docker container
[Info] Install supervisor startup scripts
[Info] Run Hass.io
等待 homeassistant 启动…fail
尝试重启过，问题依旧。
试过sudo netstat -napt | grep 8123，没有占用端口
