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How to mount '/boot' which is rooted inside '/' covered within LVM?

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Hi all!
Due to PCR failure my PC have lost something in UEFI and I haven't got Debian 11 installation but Win10 instead.
One fine day I have lost GRUB from Secure UEFI and got only Win10 left.
Luckily I still have LiveUSB with installation menu and could boot into the system to find out there's no more GRUB in UEFI list:

Code:

user@debian:~$ efibootmgrBootCurrent: 0001Timeout: 1 secondsBootOrder: 0001,0000Boot0000* Windows Boot ManagerBoot0001* UEFI: Generic Flash Disk 8.07
The main problem to get use of GrubEFIReinstallation manual is the fact that I had managed my disk partitions with encrypted LVM and got '/boot' directory to be kept within '/' LVM.
So using above mentioned wiki source gets me stuck at the Third Check Point where the partition mounting starts.
I just can't mount '/boot' partition hidden inside LVM covered '/'
Any thoughts how to do it?
I've tried everything from the wiki.debian.org/GrubEFIReinstall and got some results.
Like '/sys/firmware/efi/efivars/' is safe and kept where it should be.
Here is my 'fdisk -l' output
Followed by ' vgdisplay && lgdisplay' combined.
Is there a chance to restore GRUB by mounting /boot partition back and simply following on wiki.debian.org/GrubEFIReinstall?
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UPDATE: I could manage to join the partition '/dev/sda1' to '/mnt/boot' and by LVM wiki study to organize remaining of '/mnt/' folder from the GrubEFIReinstallation manual by use of 'KDE partitionmanager' from this location.
But here comes tricky part of article 4 in it:

Code:

# for i in /dev /dev/pts /proc /sys /sys/firmware/efi/efivars /run; do sudo mount -B $i /mnt$i; done
It just doesn't run in my case. Keeps giving me

Code:

'user@debian:~$ sudo for i in /dev /dev/pts /proc /sys /sys/firmware/efi/efivars /run; do sudo mount -B $i /mnt$i; donebash: syntax error near unexpected token `do'
How to correct the command above so it performs in the shell?

Statistics: Posted by nikobit — 2024-04-06 14:47 — Replies 0 — Views 26



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