启动一个网络
sudo virsh net-start --network default设置网络自动启动
sudo virsh net-autostart --network default内核与init
<kernel>/home/zfn/repos/their/linux/arch/x86/boot/bzImage</kernel>
<initrd>/home/zfn/repos/their/linux/initrd.img-6.18.0+</initrd>
<cmdline>root=UUID=f54185df-7b0a-4d5c-8abd-6b098c042f1d ro console=ttyS0 nokaslr</cmdline>