Status changed to 'Confirmed' because the bug affects multiple users. ** Changed in: systemd (Ubuntu) Status: New => Confirmed
-- 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/1862232 Title: Long hostname causes networking setup to fail Status in systemd package in Ubuntu: Confirmed Status in systemd source package in Bionic: Confirmed Bug description: 1) ubuntu version # lsb_release -rd Description: Ubuntu 18.04.3 LTS Release: 18.04 2) package version # apt-cache policy systemd systemd: Installed: 237-3ubuntu10.31 Candidate: 237-3ubuntu10.31 Version table: *** 237-3ubuntu10.31 500 500 http://mirrors.digitalocean.com/ubuntu bionic-updates/main amd64 Packag es 100 /var/lib/dpkg/status 237-3ubuntu10.29 500 500 http://security.ubuntu.com/ubuntu bionic-security/main amd64 Packages 237-3ubuntu10 500 500 http://mirrors.digitalocean.com/ubuntu bionic/main amd64 Packages 3) I expect the network to come online correctly regardless of how long the hostname is. This is what happens with both 14.0 and 19.0 (I tested the same behavior with both of them). 4) the external network interface fails to be configured and is stuck in a (pending) state as reported by networkctl status -a setting the hostname: # hostnamectl set-hostname asdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdf after rebooting the machine, it no longer has network access. # journalctl Feb 06 19:29:41 asdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdf systemd[1]: Starting Wait for Network to be Configured... Feb 06 19:29:41 asdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdf systemd-networkd[605]: eth0: Link state is up-to-date Feb 06 19:29:41 asdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdf systemd-networkd[605]: eth0: found matching network '/run/systemd/network/10-netplan-eth0.network' Feb 06 19:29:41 asdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdf systemd-networkd[605]: sd-netlink: callback failed: Invalid argument Feb 06 19:29:41 asdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdf systemd-networkd[605]: lo: Link state is up-to-date # networkctl status -a: ● 1: lo Link File: /lib/systemd/network/99-default.link Network File: n/a Type: loopback State: carrier (unmanaged) Address: 127.0.0.1 ::1 ● 2: eth0 Link File: /run/systemd/network/10-netplan-eth0.link Network File: /run/systemd/network/10-netplan-eth0.network Type: ether State: off (pending) Path: pci-0000:00:03.0 Driver: virtio_net Vendor: Red Hat, Inc. Model: Virtio network device HW Address: ae:4d:91:1c:e8:86 DNS: 67.207.67.3 67.207.67.2 and to bring up the network correctly, set the hostname to something shorter # hostnamectl set-hostname asdf # systemctl restart systemd-networkd # networkctl status -a ● 1: lo Link File: /lib/systemd/network/99-default.link Network File: n/a Type: loopback State: carrier (unmanaged) Address: 127.0.0.1 ::1 ● 2: eth0 Link File: /run/systemd/network/10-netplan-eth0.link Network File: /run/systemd/network/10-netplan-eth0.network Type: ether State: routable (configured) Path: pci-0000:00:03.0 Driver: virtio_net Vendor: Red Hat, Inc. Model: Virtio network device HW Address: ae:4d:91:1c:e8:86 Address: 10.17.0.5 157.245.210.250 fe80::ac4d:91ff:fe1c:e886 Gateway: 157.245.208.1 (ICANN, IANA Department) DNS: 67.207.67.3 67.207.67.2 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1862232/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp