Oops, wrong model number on the Lite-On drive in my Dell Precision Tower 3420. It should be Lite-On Model CX2-8B256-Q11.
The "nvme list" command reports: Node: /dev/nvme0n1 Model: CX2-8B256-Q11 NVMe LITEON 256GB Version: 1.2 Namespace: 1 Usage: 0.00 B / 256.06 GB Format: 512 B + 0 B FW Rev: 48811QD -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1678184 Title: APST quirk needed for Samsung 512GB NVMe drive To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1678184/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs