Re: boot error: zfs + luks + grub

[Andrei Borzenkov]

16.06.2016 00:52, James пишет:
> Hello,
> 
> Hoping to get some help with a (seemingly basic) setup I'm struggling with.
> 
> I'm using Ubuntu Xenial (16.04) and installing on ZFS on LUKS which, as far
> as I have read, is supported. A reboot after going through the installation
> process results in an ugly error:
> 
> error: no such cryptodisk found.
> Entering rescue mode...
> grub rescue>
> 
...

> 
> # cat /etc/default/grub
> GRUB_DEFAULT=0
> GRUB_HIDDEN_TIMEOUT=0
> GRUB_HIDDEN_TIMEOUT_QUIET=true
> GRUB_TIMEOUT=10
> GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null || echo Debian`
> GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
> GRUB_CMDLINE_LINUX=""
> 

For historical reasons grub does not add support for cryptodisk unless

GRUB_ENABLE_CRYPTODISK=y

is present. Please add it and re-run grub-install and grub-mkconfig.

I begin to think that at least grub-install should unconditionally probe
for cryptodisk.