Comment 3 for bug 1902236

Verification procedure on Focal:

$ lxc launch focal lp1902236-f
Creating lp1902236-f
Starting lp1902236-f
$ lxc exec lp1902236-f bash
root@lp1902236-f:~# getent passwd | grep root
root:x:0:0:root:/root:/bin/bash
root:x:0:0:root:/root:/bin/sh
root@lp1902236-f:~# getent passwd | grep nobody
nobody:x:65534:65534:nobody:/nonexistent:/usr/sbin/nologin
nobody:x:65534:65534:nobody:/:/usr/sbin/nologin

# Enable proposed
root@lp1902236-f:~# vim /etc/apt/sources.list

root@lp1902236-f:~# apt update && apt-get dist-upgrade
Calculating upgrade... Done
The following packages will be upgraded:
   libnss-systemd (245.4-4ubuntu3.4 => 245.4-4ubuntu3.5)
   libpam-systemd (245.4-4ubuntu3.4 => 245.4-4ubuntu3.5)
   libsystemd0 (245.4-4ubuntu3.4 => 245.4-4ubuntu3.5)
   libudev1 (245.4-4ubuntu3.4 => 245.4-4ubuntu3.5)
   systemd (245.4-4ubuntu3.4 => 245.4-4ubuntu3.5)
   systemd-sysv (245.4-4ubuntu3.4 => 245.4-4ubuntu3.5)
   systemd-timesyncd (245.4-4ubuntu3.4 => 245.4-4ubuntu3.5)
   udev (245.4-4ubuntu3.4 => 245.4-4ubuntu3.5)
8 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Need to get 5845 kB of archives.
After this operation, 15.4 kB of additional disk space will be used.
Do you want to continue? [Y/n]
Get:1 http://archive.ubuntu.com/ubuntu focal-proposed/main amd64 libnss-systemd amd64 245.4-4ubuntu3.5 [95.8 kB]
Get:2 http://archive.ubuntu.com/ubuntu focal-proposed/main amd64 udev amd64 245.4-4ubuntu3.5 [1366 kB]
Get:3 http://archive.ubuntu.com/ubuntu focal-proposed/main amd64 libudev1 amd64 245.4-4ubuntu3.5 [81.2 kB]
Get:4 http://archive.ubuntu.com/ubuntu focal-proposed/main amd64 systemd-sysv amd64 245.4-4ubuntu3.5 [10.3 kB]
Get:5 http://archive.ubuntu.com/ubuntu focal-proposed/main amd64 systemd-timesyncd amd64 245.4-4ubuntu3.5 [28.1 kB]
Get:6 http://archive.ubuntu.com/ubuntu focal-proposed/main amd64 libpam-systemd amd64 245.4-4ubuntu3.5 [186 kB]
Get:7 http://archive.ubuntu.com/ubuntu focal-proposed/main amd64 systemd amd64 245.4-4ubuntu3.5 [3805 kB]
Get:8 http://archive.ubuntu.com/ubuntu focal-proposed/main amd64 libsystemd0 amd64 245.4-4ubuntu3.5 [274 kB]
Fetched 5845 kB in 2s (2391 kB/s)
...
Setting up libnss-systemd:amd64 (245.4-4ubuntu3.5) ...
Setting up libpam-systemd:amd64 (245.4-4ubuntu3.5) ...
Processing triggers for libc-bin (2.31-0ubuntu9.2) ...
Processing triggers for dbus (1.12.16-2ubuntu2.1) ...

root@lp1902236-f:~# getent passwd | grep root
root:x:0:0:root:/root:/bin/bash
root@lp1902236-f:~# getent passwd | grep nobody
nobody:x:65534:65534:nobody:/nonexistent:/usr/sbin/nologin