@harri-afaics I tried the test service from the upstream bug, but I couldn't reproduce the problem - please let me know if you are able to repro and what steps and/or config file you use to repro this on Bionic.
** Tags removed: ddstreet -- 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/1843007 Title: namespace: make MountFlags=shared work again Status in systemd package in Ubuntu: Fix Released Status in systemd source package in Bionic: Incomplete Bug description: Systemd in Bionic fails to handle MountFlags correctly. Would you mind to include https://github.com/systemd/systemd/commit/37ed15d7edaf59a1fc7c9e3552cd93a83f3814ef into Bionic? This bug seriously affects Docker > 18.6, see the Docker release notes for 18.09.1 (https://docs.docker.com/engine/release- notes/#18091). To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1843007/+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