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Re: boot error: zfs + luks + grub

From: James
Subject: Re: boot error: zfs + luks + grub
Date: Mon, 11 Jul 2016 23:07:52 -0400

Thanks Andrei -- I sincerely appreciate all of your help.

I attempted to install grub with the --disk-module=native flag. Here's the

error: no device connected.
error: no device connected.
error: no device connected.
error: variable 'prefix' isn't set.
error: PATA passthrough failed.
error: no such cryptodisk found.
Entering rescue mode...
grub rescue> ls
(ahci5) (ahci4) (ahci3) (ahci2) (ahci1) (ahci0) (ata2) (proc)

It seems that grub detects all of the disks when I use the
--disk-module=native flag, but it does not seem to notice that these disks
are encrypted.

I've slightly modified my partition tables to simplify the process, so the
output from BIS script:

Hopefully I'm missing something completely obvious.

On Mon, Jul 11, 2016 at 12:17 PM, Andrei Borzenkov <address@hidden>

> 11.07.2016 19:01, James пишет:
> > Andrei,
> >
> > Many thanks - this does indeed appear to be the problem.
> >
> > grub rescue> ls
> > (hd0) (hd0,msdos2) (hd0,msdos1) (hd1) (hd1,msdos2) (hd1,msdos1) (hd2)
> > (hd2,msdos2) (hd2,msdos1) (hd3) (hd3,msdos2) (hd3,msdos1) (crypto3)
> > (crypto2) (crypto1) (crypto0) (proc)
> >
> > I've attached the dmesg output here:
> >
> > Any thoughts on why GRUB doesn't see all of the disks?
> >
> Because BIOS does not show them. GRUB is using BIOS services by default
> to access devices so it can see only what BIOS shows. You are better off
> asking this question on VirtualBox support list.
> You could try to install GRUB using "grub-install --disk-module=native
> ...". This will use AHCI driver instead of asking BIOS. It may work,
> although there were reports that VirtualBox crashes in this case.

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