Following that, this sounds like the "Cant use NVMes as the Root File- system" issue.
So does this only affect this model Samsung NVMe, or all Samsung NVMes or ALL NVMes (including other makes)? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1810548 Title: Samsung U.2 NVMe SM961/PM961 randomly will go missing under kernel 4.15 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1810548/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs