Rebooting after update causes "grub_calloc" error. Trying to restore grub on encrypted system - luks & EFI

[stephane]

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Reinstall grub + BIOS + fully encrypted LUKS partitions, will this work?

Background My manjaro system is installed to sda1 (root (/), boot (/boot), home (/home) are all on sda1) and swap on sda2. Both sda1 and sda2 are encrypted with LUKS. And my system uses BIOS and not UEFI (sda has an msdos partition table and there isn’t any /boot/EFI directory on my system). Currently, everything works fine. I don’t want to mess something when I reinstall grub. So I want to verify in advance that I’m doing things correctly. manjaro is my main workstation. Maybe I should also…