All autopkgtests for the newly accepted systemd (245.4-4ubuntu3.5) for focal 
have finished running.
The following regressions have been reported in tests triggered by the package:

prometheus-apache-exporter/0.7.0+ds-1 (arm64)
udisks2/2.8.4-1ubuntu1 (amd64, ppc64el)
munin/2.0.56-1ubuntu1 (arm64)
docker.io/19.03.8-0ubuntu1.20.04.2 (s390x)


Please visit the excuses page listed below and investigate the failures, 
proceeding afterwards as per the StableReleaseUpdates policy regarding 
autopkgtest regressions [1].

https://people.canonical.com/~ubuntu-archive/proposed-
migration/focal/update_excuses.html#systemd

[1] https://wiki.ubuntu.com/StableReleaseUpdates#Autopkgtest_Regressions

Thank you!

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You received this bug notification because you are a member of Ubuntu
Touch seeded packages, which is subscribed to systemd in Ubuntu.
https://bugs.launchpad.net/bugs/1911187

Title:
  scheduled reboot reboots immediately if dbus or logind is not
  available

Status in systemd package in Ubuntu:
  Fix Released
Status in systemd source package in Bionic:
  Fix Committed
Status in systemd source package in Focal:
  Fix Committed
Status in systemd source package in Groovy:
  Fix Committed

Bug description:
  [IMPACT]

  When, for whatever reason, logind or dbus is not available scheduled reboot 
reboots the machine immediately.
  From the sources it seems that this is intended :
  
https://github.com/systemd/systemd/blob/master/src/systemctl/systemctl-logind.c#L318
  However, I report this as a bug since this is against the logic of a 
scheduled reboot; if someone schedules a reboot they want the system to reboot 
at the specified time not immediately.

  There has been a discussion upstream ( 
https://github.com/systemd/systemd/issues/17575 ) and
  a PR ( https://github.com/systemd/systemd/pull/18010 ).

  Upstream community is not willing to accept the patch but debian is.
  I open this bug to to pull the patch into Ubuntu once it lands in debian.

  [TEST PLAN]

  The simpler reproducer is to disable dbus to imitate the real world
  case.

  # systemctl stop dbus.service
  # systemctl stop dbus.socket
  # shutdown +1140 -r "REBOOT!"
  Failed to set wall message, ignoring: Failed to activate service 
'org.freedesktop.login1': timed out (service_start_timeout=25000ms)
  Failed to call ScheduleShutdown in logind, proceeding with immediate 
shutdown: Connection timed out
  Connection to groovy closed by remote host.
  Connection to groovy closed.

  [WHERE PROBLEM COULD OCCUR]

  This patch changes the behaviour of scheduled reboot in case logind or dbus 
has failed.
  Originally, if logind is not available (call to logind bus fails
  
https://github.com/systemd/systemd/blob/master/src/systemctl/systemctl-logind.c#L319)
  it proceeds with immediate shutdown.
  This patch changes this behaviour and instead of shutting down it does 
nothing.
  The actual regression potential is a user asking for a reboot and not getting 
it, so the largest regression potential is any existing users (human or 
programmatic) that are requesting a scheduled shutdown but not checking the 
return value for error.
  Any other regression would likely result in the system incorrectly not 
rebooted, or incorrectly scheduled for reboot.

  [OTHER]

  This is now fixed in H, currently affects B,G,F.

  Debian bug reports :
  https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=931235
  https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=960042

  Upstream issue : https://github.com/systemd/systemd/issues/17575
  PR : https://github.com/systemd/systemd/pull/18010

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