i can also confirm that turning off the notification sounds 'resolves' this issue.
I think this bug be looked at as a matter of urgency, it affects most ubuntu users using skype and is a serious DoS vun. -- BUG() report in getnstimeofday: soft lockup https://launchpad.net/bugs/53216 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs