BB> Can you please show the output of /lib/udev/ata_id --export $device? $ /lib/udev/ata_id --help Usage: ata_id [--export] [--help] <device> --export print values as environment keys --help print this help text $ /lib/udev/ata_id --export /dev/hda $ /lib/udev/ata_id --export hda $ /lib/udev/ata_id --export $ /lib/udev/ata_id --export /dev/hda1 Maybe I'm doing something wrong. $ /lib/udev/ata_id --export /dev/disk... Same, all nothing.