To answer the 1st part of the question; 3.16.0-28 from Utopic worked fine (indeed the machine has been running Ubuntu for over 5 years upgrading all the way and hasn't hit this). I'll try latest upstream.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1432405 Title: [Toshiba Equium A100-306] WARNING: CPU: 0 PID: 968 at /build/buildd/linux-3.19.0/drivers/gpu/drm/drm_irq.c:1121 drm_wait_one_vblank+0x170/0x180 [drm]() To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1432405/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
