Can you see if this issue occurs with the Ubuntu 3.19.0-11 kernel? It can be downloaded from: https://launchpad.net/ubuntu/+source/linux/3.19.0-11.11/+build/7124006
It can be installed by installing the following two packages: linux-image-3.19.0-11-lowlatency 3.19.0-11.11 linux-image-extra-3.19.0-11-generic 3.19.0-11.11 ** Changed in: linux (Ubuntu) Importance: Medium => High ** Tags added: kernel-da-key -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1443630 Title: kernel BUG at /build/buildd/linux-3.19.0/drivers/gpu/drm/drm_crtc.c:537! To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1443630/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs