Would it be possible for you to test the proposed kernel and post back if it resolves this bug? See https://wiki.ubuntu.com/Testing/EnableProposed for documentation how to enable and use -proposed.
Thank you in advance! ** Changed in: linux (Ubuntu) Importance: Undecided => High ** Tags added: kernel-key ** Also affects: linux (Ubuntu Bionic) Importance: High Status: Incomplete ** Changed in: linux (Ubuntu Bionic) Importance: High => Critical -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1766577 Title: 4.15.0-15 mdadm: CREATE group disk not found To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1766577/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs