Comment # 6 on bug 1155545 from Fabian Vogt

(In reply to Josef Reidinger from comment #5)
> (In reply to Fabian Vogt from comment #0)
> > Created attachment 822884 [details]
> > YaST logs (from the assets page)
> > 
> > I see two issues: 
> > 
> > - It runs "grub2-editenv list" apparently in the wrong context (/ is livecd)
> 
> yes, as SCR is not yet switched. We probably need to switch it for reading
> bootloader there for selected target disk.

Likely. When the error message appears, "chroot /mnt grub2-editenv list" works
fine.

> > - It thinks the system was booted with EFI, but it wasn't (EFI: 0 in
> > install.inf)
> > 
> 
> Well, bootloader use own method to detect EFI for live installation ( do not
> ask me why, but it is there already for very long time)
> 
> see
> https://github.com/yast/yast-bootloader/blob/master/src/lib/bootloader/
> bootloader_factory.rb#L91
> 
> So can you check on your live system what happens when you do? Thanks
> 
> modprobe efivars
> ls /sys/firmware/efi/systab

/sys/firmware/efi doesn't exist after modprobe.