Comment 6 for bug 1936857

verified w/ 2.02-2ubuntu8.26

ubuntu@ubuntu:~$ sudo apt install grub2-common grub-common
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following additional packages will be installed:
  efibootmgr libefiboot1
Suggested packages:
  multiboot-doc xorriso desktop-base
Recommended packages:
  os-prober
The following NEW packages will be installed:
  efibootmgr libefiboot1
The following packages will be upgraded:
  grub-common grub2-common
2 upgraded, 2 newly installed, 0 to remove and 19 not upgraded.
1 not fully installed or removed.
Need to get 2121 kB of archives.
After this operation, 151 kB of additional disk space will be used.
Do you want to continue? [Y/n]
Get:1 http://ports.ubuntu.com/ubuntu-ports bionic/main arm64 libefiboot1 arm64 34-1
 [20.7 kB]
Get:2 http://ports.ubuntu.com/ubuntu-ports bionic/main arm64 efibootmgr arm64 15-1
[27.1 kB]
Get:3 http://ports.ubuntu.com/ubuntu-ports bionic-proposed/main arm64 grub2-common
arm64 2.02-2ubuntu8.26 [477 kB]
Get:4 http://ports.ubuntu.com/ubuntu-ports bionic-proposed/main arm64 grub-common a
rm64 2.02-2ubuntu8.26 [1596 kB]
Fetched 2121 kB in 1s (2694 kB/s)
Selecting previously unselected package libefiboot1:arm64.
(Reading database ... 96973 files and directories currently installed.)
Preparing to unpack .../libefiboot1_34-1_arm64.deb ...
Unpacking libefiboot1:arm64 (34-1) ...
Selecting previously unselected package efibootmgr.
Preparing to unpack .../efibootmgr_15-1_arm64.deb ...
Unpacking efibootmgr (15-1) ...
Preparing to unpack .../grub2-common_2.02-2ubuntu8.26_arm64.deb ...
Unpacking grub2-common (2.02-2ubuntu8.26) over (2.02-2ubuntu8.25) ...
Preparing to unpack .../grub-common_2.02-2ubuntu8.26_arm64.deb ...
Unpacking grub-common (2.02-2ubuntu8.26) over (2.02-2ubuntu8.25) ...
Setting up grub-efi-arm64-signed (1.187.3~18.04.1+2.06-2ubuntu14.1) ...
Installing for arm64-efi platform.
Installation finished. No error reported.
Setting up libefiboot1:arm64 (34-1) ...
Setting up efibootmgr (15-1) ...
Setting up grub-common (2.02-2ubuntu8.26) ...
update-rc.d: warning: start and stop actions are no longer supported; falling back
to defaults
Setting up grub2-common (2.02-2ubuntu8.26) ...
Processing triggers for systemd (237-3ubuntu10.56) ...
Processing triggers for man-db (2.8.3-2ubuntu0.1) ...
Processing triggers for ureadahead (0.100.0-21) ...
Processing triggers for install-info (6.5.0.dfsg.1-2) ...
Processing triggers for libc-bin (2.27-3ubuntu1.6) ...
W: APT had planned for dpkg to do more than it reported back (20 vs 24).
   Affected packages: grub-efi-arm64-signed:arm64
ubuntu@ubuntu:~$ sudo apt remove efibootmgrstall linux-modules-5.4.0-139-generic
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following package was automatically installed and is no longer required:
  libefiboot1
Use 'sudo apt autoremove' to remove it.
The following packages will be REMOVED:
  efibootmgr grub-common grub-efi-arm64 grub-efi-arm64-bin
  grub-efi-arm64-signed grub2-common shim-signed
WARNING: The following essential packages will be removed.
This should NOT be done unless you know exactly what you are doing!
  shim-signed grub-efi-arm64-signed (due to shim-signed)
  grub2-common (due to shim-signed)
0 upgraded, 0 newly installed, 7 to remove and 18 not upgraded.
After this operation, 34.5 MB disk space will be freed.
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