superseded: [PATCH kernel-helper] proxmox-boot: add memtest86 as entry to systemd-boot

[Stoiko Ivanov <s.ivanov@proxmox.com>]

On Fri, 27 Feb 2026 09:00:23 +0100
Daniel Herzig <d.herzig@proxmox.com> wrote:

> On 2/26/26 2:39 PM, Daniel Herzig wrote:
> > thanks -- works as expected for my RAIDz1 2-disk setup!  
> 
> For if anyone wonders -- there's a 'z' that sneaked in here. I initially 
> tested against a ZFS RAID 1 two-disk mirror.
> 
> Just to make sure, I now also tested against a ZFS RAIDz-1 three-disk 
> installation. As expected, the patch works fine for that as well.
> 
> 
> >
> > Although not in the scope of this patch, I want to note that the entry 
> > is not created for ZFS GRUB installations (be it on legacy non-EFI, or 
> > secure-boot EFI), as opposed to LVM GRUB installations.
> >
> > Tested-by: Daniel Herzig<d.herzig@proxmox.com>

Thank you all for testing this so quickly - sent a new version (with
bug-reference and grub-handling):
https://lore.proxmox.com/pve-devel/20260227144336.3029652-1-s.ivanov@proxmox.com/T/#u

> >
> > On 2/25/26 7:37 PM, Stoiko Ivanov wrote:  
> >> memtest86+ ships a config-snippet for grub configuration, and is thus
> >> present on installations using grub (although currently not functional
> >> when secure-boot is enabled).
> >>
> >> adding an equivalent entry for memtest86+ on systemd-booted systems
> >> seems like an improvment and a step to having similar functionality in
> >> our different boot-loader setups.
> >>
> >> Tested by installing proxmox-kernel-helper with this patch and running
> >> proxmox-boot-tool reinit, followed by rebooting into memtest86+ on a
> >> systemd-booted system.
> >>
> >> Suggested-by: Daniel Herzig <d.herzig@proxmox.com>
> >> Signed-off-by: Stoiko Ivanov <s.ivanov@proxmox.com>
> >> ---
> >> not 100% sure if it's worth adding, but both Daniel and I thought 
> >> this might
> >> exist and I remember missing it once on a host of mine
> >>
> >>   src/bin/proxmox-boot-tool | 11 +++++++++++
> >>   1 file changed, 11 insertions(+)
> >>
> >> diff --git a/src/bin/proxmox-boot-tool b/src/bin/proxmox-boot-tool
> >> index 95d699d..b785c7d 100755
> >> --- a/src/bin/proxmox-boot-tool
> >> +++ b/src/bin/proxmox-boot-tool
> >> @@ -196,6 +196,17 @@ init_bootloader() {
> >>               echo "timeout 3" > "$esp_mp/$PMX_LOADER_CONF.tmp"
> >>               echo "default proxmox-*" >> "$esp_mp/$PMX_LOADER_CONF.tmp"
> >>               mv "$esp_mp/$PMX_LOADER_CONF.tmp" 
> >> "$esp_mp/$PMX_LOADER_CONF"
> >> +            memtest=memtest86+x64.efi
> >> +            memtest_conf="$esp_mp/loader/entries/$memtest.conf"
> >> +            if [ -f "/boot/$memtest" ]; then
> >> +                echo "Adding $memtest .."
> >> +                cp "/boot/$memtest" "$esp_mp/EFI/"
> >> +                cat > "$memtest_conf.tmp" <<- EOF
> >> +                    title Memory test ($memtest)
> >> +                    efi   /EFI/$memtest
> >> +                EOF
> >> +                mv "$memtest_conf.tmp" "$memtest_conf"
> >> +            fi
> >>           fi
> >>       else
> >>           echo "Installing grub i386-pc target.."  
> >
> >
> >
> >