Ok, I'll install the drm-tip kernel from http://kernel.ubuntu.com /~kernel-ppa/mainline/drm-tip/current/ , try to reproduce it there, and report it to Intel.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1727662 Title: [Lenovo ThinkPad T450s] Issues after docking and locking: [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1727662/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs