I fixed it by uninstalling ubuntuone-client and dependants using Synaptic Package Manager. Ubuntu One was just bloatware that I never asked for anyway. It should be optional to download, especially when it is buggy and causes hard-to-track problems like this.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/580855 Title: Ubuntu One sync daemon continuously hashing To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntuone-client/+bug/580855/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs