With the new version of ebsnvme the lines 17 & 18 in 70-ec2-nvme-devices.rules don't work.
The issue is due to "/usr/sbin/ebsnvme-id -u /dev/nvme..." is not working now, the correct syntax is "/usr/sbin/ebsnvme id /dev/nvme..."
Please can you change this in 70-ec2-nvme-devices.rules?
Thanks