Jussi Pakkanen, thank you for reporting this and helping make Ubuntu better. The next step would be to fully commit bisect from Trusty to Utopic, in order to identify the offending commit. Could you please do this following https://wiki.ubuntu.com/Kernel/KernelBisection ?
** Tags added: needs-bisect regression-release utopic ** Changed in: linux (Ubuntu) Importance: Undecided => High ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete ** Summary changed: - Utopic freezes on boot + [MacBookPro11,1] Utopic freezes on boot -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1322148 Title: [MacBookPro11,1] Utopic freezes on boot To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1322148/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs