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Booting linux system from chroot: is there a better way to do this?

Fresh3 days ago
Mar 15, 20266861 views
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Problem

I want to set up Grub menu entry to boot into chrooted system (installed chrooted debootstrap to avoid touching existing system too much). Currently I do the following to attain it: Install linux-image and friends inside chrooted environment Manually remaster initramfs to chroot into the system ins…

Error Output

rootmnt=$rootmnt/root/squeeze
...
#exec run-init ${rootmnt} ${init} "$@" <${rootmnt}/dev/console >${rootmnt}/dev/console
exec chroot ${rootmnt} ${ini…

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Fix for: Booting linux system from chroot: is there a better way to do this?

Low Risk

I came across the same issue and ended up writing this to make it work painlessly across different systems (debian, ubuntu currently): Run script to create a new chroot-enabled initrd image from the existing one: The new image will be exactly the sa…

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