My system had the same LVM setup in Ubuntu 19.10 and no error message was displayed during boot.
-- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to lvm2 in Ubuntu. https://bugs.launchpad.net/bugs/1871154 Title: Error message displayed during boot (mountroot hook, premount) Status in lvm2 package in Ubuntu: New Bug description: Hi, my Ubuntu system uses LVM2 for its root file system. It boots correctly, but an ugly error message is displayed during boot. ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: lvm2 2.03.07-1ubuntu1 Uname: Linux 5.6.2-050602-generic x86_64 ApportVersion: 2.20.11-0ubuntu22 Architecture: amd64 CurrentDesktop: KDE Date: Mon Apr 6 17:59:03 2020 SourcePackage: lvm2 UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lvm2/+bug/1871154/+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