遇到此问题

docker: Error response from daemon: failed to create endpoint … on network bridge: failed to add the host (veth9754872) <=> sandbox (veth6a875bb) pair interfaces: operation not supported.

先用 modinfo veth 检查

$ modinfo veth

如果出错了，先试试 systemctl restart docker; 不行，就reboot重启。

https://github.com/moby/moby/issues/39188