I have that exact same issue. I updated my kubuntu edgy system today 1-16-07 and cupsys pegs the CPU out at 100% and never prints anything. I can't adjust or change to another printing system. It locks the system up.
-- cupsys starts up, consumes 100% CPU and blocks https://launchpad.net/bugs/78615 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs