Tracked in Github Issues as https://github.com/canonical/cloud- init/issues/3950
** Bug watch added: github.com/canonical/cloud-init/issues #3950 https://github.com/canonical/cloud-init/issues/3950 ** Changed in: cloud-init Status: Triaged => Expired -- You received this bug notification because you are a member of Yahoo! Engineering Team, which is subscribed to cloud-init. https://bugs.launchpad.net/bugs/1961355 Title: cloud init failed to set up link for lo Status in cloud-init: Expired Bug description: A error message was found in '/var/lib/cloud/data/result.json' when booting a Ubuntu20.04 server. Using cloud-init 18.5 ERROR INFO: -------------ERROR INFO-------- cat /var/lib/cloud/data/result.json { "v1": { "datasource": "DataSourceConfigDrive [net,ver=2][source=/dev/vdb]", "errors": [ "Unexpected error while running command.\nCommand: ['udevadm', 'test-builtin', 'net_setup_link', '/sys/class/net/lo']\nExit code: 1\nReason: -\nStdout: \nStderr: Load module index\n Network interface NamePolicy= disabled on kernel command line, ignoring.\n Skipping empty file: /etc/systemd/network/99-default.link\n Parsed configuration file /usr/lib/systemd/network/73-usb-net-by-mac.link\n Parsed configuration file /run/systemd/network/10-netplan-eth0.link\n Created link configuration context.\n Builtin command 'net_setup_link' fails: No such file or directory\n Unload module index\n Unloaded link configuration context." ] } } cloudinit.util.ProcessExecutionError: Unexpected error while running command. Command: ['udevadm', 'test-builtin', 'net_setup_link', '/sys/class/net/lo'] Exit code: 1 Reason: - Stdout: Stderr: Load module index Network interface NamePolicy= disabled on kernel command line, ignoring. Skipping empty file: /etc/systemd/network/99-default.link Parsed configuration file /usr/lib/systemd/network/73-usb-net-by-mac.link Parsed configuration file /run/systemd/network/10-netplan-eth0.link Created link configuration context. Builtin command 'net_setup_link' fails: No such file or directory Unload module index Unloaded link configuration context. ------------------------------- -------------OS info----------- # cat /etc/os-release NAME="Ubuntu" VERSION="20.04.1 LTS (Focal Fossa)" ID=ubuntu ID_LIKE=debian PRETTY_NAME="Ubuntu 20.04.1 LTS" VERSION_ID="20.04" HOME_URL="https://www.ubuntu.com/" SUPPORT_URL="https://help.ubuntu.com/" BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/" PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy" VERSION_CODENAME=focal UBUNTU_CODENAME=focal ------------------------------- --------systemd version ------- root@ecs-systemd-zjs:~# dpkg -l | grep systemd ii dbus-user-session 1.12.16-2ubuntu2.1 amd64 simple interprocess messaging system (systemd --user integration) ii libnss-systemd:amd64 245.4-4ubuntu3.14 amd64 nss module providing dynamic user and group name resolution ii libpam-systemd:amd64 245.4-4ubuntu3.14 amd64 system and service manager - PAM module ii libsystemd-dev:amd64 245.4-4ubuntu3.14 amd64 systemd utility library - development files ii libsystemd0:amd64 245.4-4ubuntu3.14 amd64 systemd utility library ii networkd-dispatcher 2.0.1-1 all Dispatcher service for systemd-networkd connection status changes ii systemd 245.4-4ubuntu3.14 amd64 system and service manager ii systemd-sysv 245.4-4ubuntu3.14 amd64 system and service manager - SysV links rc systemd-timesyncd 245.4-4ubuntu3.14 amd64 minimalistic service to synchronize local time with NTP servers ------------------------------- To manage notifications about this bug go to: https://bugs.launchpad.net/cloud-init/+bug/1961355/+subscriptions -- Mailing list: https://launchpad.net/~yahoo-eng-team Post to : yahoo-eng-team@lists.launchpad.net Unsubscribe : https://launchpad.net/~yahoo-eng-team More help : https://help.launchpad.net/ListHelp