Comment # 60 on bug 909418 from Franck Bui

(In reply to Ulrich Windl from comment #59)
> # udevadm info /dev/sr0 

For some reasons SYSTEMD_MOUNT_DEVICE_BOUND=1 is not defined whereas ID_CDROM=1
is...

Can you run the following commands and report back their output ?

 $ rpm -q --changelog udev | grep 909418

 $ systemd-delta

Thanks.