From the NVMe Base Specification:
NVMe drives operate differently than their SATA predecessors. To properly sanitize them, you need to understand the command. nvme format secure erase
: The controller erases all user data across the NVM subsystem. This typically involves physically resetting the NAND cells. From the NVMe Base Specification: NVMe drives operate
In that case, even nvme format --ses=1 fails. You need to: nvme format secure erase