[    2.899844] [drm] Initialized drm 1.1.0 20060810
[    3.147889] [drm] Supports vblank timestamp caching Rev 1 (10.10.2010).
[    3.147890] [drm] Driver supports precise vblank timestamp query.
[    3.148198] [drm:intel_dsm_pci_probe] *ERROR* failed to get supported _DSM functions
[    4.142147] fbcon: inteldrmfb (fb0) is primary device
[    4.142219] fb0: inteldrmfb frame buffer device
[    4.142220] drm: registered panic notifier
[    4.184807] [drm] Initialized i915 1.6.0 20080730 for 0000:00:02.0 on minor 0
[ 4925.337023] [drm:drm_mode_getfb] *ERROR* invalid framebuffer id
[ 4969.233894] [drm:drm_mode_getfb] *ERROR* invalid framebuffer id