[Bug 2081124] Re: systemd service dependency loop between cloud-init, NetworkManager and dbus

[Chad Smith]

Note that this upload for Noble is queued https://launchpad.net/ubuntu/noble/+queue?queue_state=1&queue_text=cloud-init and sitting behind the active SRU 24.3.1 to Noble.
The SRU process bug https://bugs.launchpad.net/bugs/2079224 is just awaiting partner verification feedback on that SRU to publish to Focal, Jammy and Noble. All verification performed by canonical is done on that SRU. Once published, this fix can be reviewed and allowed into -proposed 

** Also affects: livecd-rootfs (Ubuntu Noble)
   Importance: Undecided
       Status: New

** Also affects: cloud-init (Ubuntu Noble)
   Importance: Undecided
       Status: New

** Changed in: livecd-rootfs (Ubuntu Noble)
       Status: New => Invalid

** Changed in: cloud-init (Ubuntu Noble)
       Status: New => Fix Committed

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https://bugs.launchpad.net/bugs/2081124

Title:
  systemd service dependency loop between cloud-init, NetworkManager and
  dbus

Status in OEM Priority Project:
  New
Status in cloud-init package in Ubuntu:
  Fix Released
Status in livecd-rootfs package in Ubuntu:
  Invalid
Status in cloud-init source package in Noble:
  Fix Committed
Status in livecd-rootfs source package in Noble:
  Invalid

Bug description:
  We got errors that some services like snapd and NetworkManager is not
  started when running cloud-init or desktop, excerpt from journal
  below:

  Sep 13 12:37:41 localhost.localdomain systemd[1]: cloud-init.service: Found ordering cycle on NetworkManager-wait-online.service/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: cloud-init.service: Found dependency on basic.target/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: cloud-init.service: Found dependency on sockets.target/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: cloud-init.service: Found dependency on cloud-init-hotplugd.socket/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: cloud-init.service: Found dependency on cloud-config.target/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: cloud-init.service: Found dependency on cloud-init.service/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: cloud-init.service: Job NetworkManager-wait-online.service/start deleted to break ordering cycle starting with cloud-init.service/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: NetworkManager.service: Found ordering cycle on dbus.service/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: NetworkManager.service: Found dependency on basic.target/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: NetworkManager.service: Found dependency on sockets.target/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: NetworkManager.service: Found dependency on cloud-init-hotplugd.socket/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: NetworkManager.service: Found dependency on cloud-config.target/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: NetworkManager.service: Found dependency on cloud-init.service/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: NetworkManager.service: Found dependency on NetworkManager.service/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: NetworkManager.service: Job dbus.service/start deleted to break ordering cycle starting with NetworkManager.service/start

  Related logs and service files are attached in sosreport.

  Internal reference: NANTOU-473

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