i915 graphics errors detected

[utu]

I've got an Inspiron 1545; dmesg | grep 915 gives me:

[ 21.812915] atkbd serio0: Use 'setkeycodes e00d <keycode>' to make it known.
[ 48.512525] i915 0000:00:02.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
[ 48.512531] i915 0000:00:02.0: setting latency timer to 64
[ 48.534182] i915 0000:00:02.0: irq 43 for MSI/MSI-X
[ 48.966912] [drm] Initialized i915 1.6.0 20080730 for 0000:00:02.0 on minor 0