To confirm the focal fossa bug, I booted the server using the ubuntu focal fossa live cd and applied the same configuration via netplan. Some interfaces became failed/degraded as here https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1912331/comments/13
-- 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/1912331 Title: Many interfaces lead to "kernel receive buffer overrun" Status in systemd: Fix Released Status in systemd package in Ubuntu: Invalid Status in systemd source package in Focal: Invalid Status in systemd source package in Groovy: Invalid Bug description: This is about a systemd-networkd bug, described here: https://github.com/systemd/systemd/issues/14417 There's a patch available: https://github.com/systemd/systemd/pull/16982 Can this be backported to Focal? To manage notifications about this bug go to: https://bugs.launchpad.net/systemd/+bug/1912331/+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