Since the errors talk about suspend I tries giving my machine a full shut down and restart. Afterwords, the ports started working
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1094534 Title: USB 3.0 ports don't work after suspend, xhci_hcd errors in kernel log To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1094534/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs