Your issue seems very similar to mine (814426). I think I found a workaround by adding 'nohz=off' to the kernel boot params, does that alleviate your problem at all?
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/675866 Title: [M-Audio Audiophile 2496] Crackling sounds from left channel during sound playback To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/675866/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
