Yesterday a apt-upgrade overwrote the blacklist file and the problems cames again. I allowed overwriting becouse I thaught that this will fix the problem forever (Packed into the feisty release).
-- [feisty] HDA-Intel sound problems https://launchpad.net/bugs/83015 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs