T add to this, on my machine NO multi-boot.
update-grub
Sourcing file `/etc/default/grub'
Generating grub configuration file ...
Found linux image: vmlinuz-6.11.0-8-generic in rpool/ROOT/ubuntu_a1d4up
Found initrd image: initrd.img-6.11.0-8-generic in rpool/ROOT/ubuntu_a1d4up
Found linux image: vmlinuz-6.11.0-8-generic in rpool/ROOT/ubuntu_a1d4up@12-10
Found initrd image: initrd.img-6.11.0-8-generic in
rpool/ROOT/ubuntu_a1d4up@12-10
Found linux image: vmlinuz-linux-cachyos-bore-lto in zpcachyos/ROOT/cos/root
Warning: Couldn't find any valid initrd for dataset zpcachyos/ROOT/cos/root.
Found linux image: vmlinuz-linux-cachyos in zpcachyos/ROOT/cos/root
Warning: Couldn't find any valid initrd for dataset zpcachyos/ROOT/cos/root.
Warning: didn't find any valid initrd or kernel.
Found linux image: vmlinuz-linux-cachyos-bore-lto in
zpcachyos/ROOT/cos/root@11-7
Warning: Couldn't find any valid initrd for dataset
zpcachyos/ROOT/cos/root@11-7.
Found linux image: vmlinuz-linux-cachyos in zpcachyos/ROOT/cos/root@11-7
Warning: Couldn't find any valid initrd for dataset
zpcachyos/ROOT/cos/root@11-7.
Warning: didn't find any valid initrd or kernel.
Found memtest86+ 64bit EFI image: /boot/memtest86+x64.efi
Found memtest86+ 32bit EFI image: /boot/memtest86+ia32.efi
Found memtest86+ 64bit image: /boot/memtest86+x64.bin
Found memtest86+ 32bit image: /boot/memtest86+ia32.bin
Warning: os-prober will not be executed to detect other bootable partitions.
Systems on them will not be added to the GRUB boot configuration.
Check GRUB_DISABLE_OS_PROBER documentation entry.
Adding boot menu entry for UEFI Firmware Settings ...
done
ClI for grub
* awk -F\' '$1=="menuentry " || $1=="submenu " {print i++ " : " $2};
/\smenuentry / {print "\t" i-1">"j++ " : " $2};' /boot/grub/grub.cfg
0 : Ubuntu Plucky Puffin (development branch)
1 : Advanced options for Ubuntu Plucky Puffin (development branch)
more on that here
*awk -F\' '/menuentry / {print $2}' /boot/grub/grub.cfg
[sudo] password for me:
Revert system only
Revert system and user data
Revert system only (recovery mode)
Revert system and user data (recovery mode)
Ubuntu Plucky Puffin (development branch)
Ubuntu Plucky Puffin (development branch), with Linux 6.11.0-8-generic
Ubuntu Plucky Puffin (development branch), with Linux 6.11.0-8-generic
(recovery mode)
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https://bugs.launchpad.net/bugs/2086843
Title:
Grub creates spurious entries in the menu
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/grub2-unsigned/+bug/2086843/+subscriptions
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