The log doesn't match your problem description. The digital profile is not activated at all. The log shows switching between headphones and lineout in 2.1 mode. You wanted to use 5.1, so is your problem actually that you get 2.1 audio instead of 5.1?
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1521987 Title: Sound is not automatically switched back from headphones to speakers To manage notifications about this bug go to: https://bugs.launchpad.net/pulseaudio/+bug/1521987/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs