Looks like this bug - or kind of - is reported here https://bugs.freedesktop.org/show_bug.cgi?id=88012 and comments 119, 120 say they got a working solution.
** Bug watch added: freedesktop.org Bugzilla #88012 https://bugs.freedesktop.org/show_bug.cgi?id=88012 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1509723 Title: [Acer Aspire ES1-311] Ubuntu freezes occasionally To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1509723/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
