Same problem with HP Pavilion Power 15-cb. Kernel 4.10.0-38-generic. Although @robertjjoynt workaround WORKED for me also, I think this issue should be fixed from it's root...
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1648183 Title: Crackling and popping sound when using headphones To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1648183/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs