Uups, we have a bug in udev-remove.c. udev segfaults with NULL-pointer, if the device is not in the database: ./test.block: line 29: 4844 Segmentation fault $BIN block Dec 17 22:47:42 pim udev[4882]: udev_remove_device: '/block/sdy' not found in database, falling back on default name Dec 17 22:47:42 pim udev[4882]: udev_remove_device: name is '(null)' thanks, Kay