BusyBox v1.27.2 (Ubuntu 1:1.27.2-2ubuntu4.1) built-in shell (ash)
Enter 'help'for a list of built-in commands.

(initramfs)

mount: mounting /sys on /root/sys failed: No such file or directory
mount: mounting /proc on /root/proc failed: No such file or directory
/init: line 355: can't open /root/dev/console: no such file
_

dumpe2fs: Bad magic number in super-block while trying to open /dev/sda2
Couldn't find valid filesystem superblock