https://zhuanlan.zhihu.com/p/12982590356
使用vscode单步调试
qemu-system-x86_64 -nographic \
-kernel ./linux-6.1.120/arch/x86_64/boot/bzImage \
-initrd ./busybox-1.36.1/rootfs.cpio \
-append "console=ttyS0 nokaslr" \
-net nic -net user \
-drive file=./busybox_data.qcow2,format=qcow2,if=virtio,cache=none \
-s -S
mount -t cgroup2 none /sys/fs/cgroup
mkdir -p /mnt/qcow2_data
mount /dev/vda /mnt/qcow2_data
ip link set eth0 up
ip addr add 10.0.2.15/24 dev eth0
ip route add default via 10.0.2.2 dev eth0
echo "nameserver 8.8.8.8" >> /etc/resolv.conf