Other filed bugs reporting the same issue in other kernels: 1) Ubuntu 3.19.0-26.28-generic 3.19.8-ckt4 x86_64 + "i915" kernel module:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1488719 2) Ubuntu 3.19.0-30.34-generic 3.19.8-ckt6 x86_64 + "i915_bpo" kernel module: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1503541 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1520040 Title: [drm:gen8_irq_handler [i915_bpo]] *ERROR* The master control interrupt lied (SDE)! To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-lts-vivid/+bug/1520040/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs