GNU bug report logs - #55723
Full disk encryption with grub-efi and LUKS2

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From: Josselin Poiret <dev <at> jpoiret.xyz>
To: Josselin Poiret <dev <at> jpoiret.xyz>, Lars-Dominik Braun <lars <at> 6xq.net>, 55723 <at> debbugs.gnu.org
Subject: bug#55723: [PATCH] doc: Warn about LUKS2-encrypted boot not working with GRUB.
Date: Tue, 31 May 2022 16:36:37 +0200

* doc/guix.texi (Disk Partitioning): Do it.
---
 doc/guix.texi | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/doc/guix.texi b/doc/guix.texi
index 1666466958..c7f6070ced 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -2560,6 +2560,11 @@ for @command{cryptsetup luksFormat}.  You can check which key derivation
 function is being used by a device by running @command{cryptsetup
 luksDump @var{device}}, and looking for the PBKDF field of your
 keyslots.
+
+Note also that having @file{/boot/} reside on a LUKS2-encrypted device
+is currently unsupported because of a GRUB 2.06 bug, see
+@url{https://issues.guix.gnu.org/55723, bug #55723}.  The graphical
+installer defaults to LUKS1 for this reason.
 @end quotation
 
 Assuming you want to store the root partition on @file{/dev/sda2}, the
-- 
2.36.0

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