DF2513[sect_size=9]:  nvme_disk_attach saw blksize=512
DF2513[sect_size=31]: nvme_disk_attach saw blksize=2147483648
DF2513[sect_size=36]: nvme_disk_attach saw blksize=16
DF2513[sect_size=63]: nvme_disk_attach saw blksize=2147483648
--- fixed source A/B ---
DF2513[sect_size=31]: nvme_disk_attach saw blksize=3735928559 (attach count 0)  <- attach skipped, nothing published