i found the problem: it's the sonypi-module. this is not working properly with vaio-laptops of the fs-series. deleted the module from the modules-directory, so it doesn't get loaded at boot-time. problem went away.
though this shouldn't be the solution for the average user... ;) -- hald uses all of the cpu https://launchpad.net/bugs/74271 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
