I tested the systemd 229-4ubuntu21.11 package from xenial-proposed in Ubuntu 16.04 in KVM and also confirm I cannot reproduce the issue with this updated package:
# lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 16.04.5 LTS
Release: 16.04
Codename: xenial
# dpkg -l | grep 229-4ubuntu21.11
ii libpam-systemd:amd64 229-4ubuntu21.11 amd64 system and service manager - PAM module
ii libsystemd0:amd64 229-4ubuntu21.11 amd64 systemd utility library
ii systemd 229-4ubuntu21.11 amd64 system and service manager
# mkdir -p bind-test/abc
# mount --bind bind-test bind-test
# mount -t tmpfs tmpfs bind-test/abc
# umount bind-test/abc
# systemctl list-units --all | grep bind-test
root-bind\x2dtest.mount loaded active mounted /root/bind-test
I tested the systemd 229-4ubuntu21.11 package from xenial-proposed in Ubuntu 16.04 in KVM and also confirm I cannot reproduce the issue with this updated package:
# lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 16.04.5 LTS
Release: 16.04
Codename: xenial
# dpkg -l | grep 229-4ubuntu21.11 systemd: amd64 229-4ubuntu21.11 amd64 system and service manager - PAM module
ii libpam-
ii libsystemd0:amd64 229-4ubuntu21.11 amd64 systemd utility library
ii systemd 229-4ubuntu21.11 amd64 system and service manager
# mkdir -p bind-test/abc bind\x2dtest. mount loaded active mounted /root/bind-test
# mount --bind bind-test bind-test
# mount -t tmpfs tmpfs bind-test/abc
# umount bind-test/abc
# systemctl list-units --all | grep bind-test
root-
+1, LGTM