------------[ cut here ]------------
WARNING: at /build/buildd/linux-2.6.31/drivers/gpu/drm/i915/i915_gem_tiling.c:518 i915_gem_set_tiling+0x1b1/0x1c0 [i915]()
Hardware name: 1005HA
failed to reset object for tiling switch
Modules linked in: binfmt_misc ppdev bridge stp bnep vboxnetadp vboxnetflt vboxdrv snd_hda_codec_realtek fbcon tileblit font bitblit softcursor arc4 snd_hda_intel snd_hda_codec snd_pcm_oss ecb snd_mixer_oss i915 snd_pcm iptable_filter joydev ath9k mac80211 snd_seq_dummy ip_tables drm led_class snd_seq_oss uvcvideo snd_seq_midi snd_rawmidi snd_seq_midi_event ath videodev snd_seq i2c_algo_bit intel_agp psmouse x_tables snd_timer snd_seq_device v4l1_compat eeepc_laptop atl1c video btusb lp serio_raw cfg80211 agpgart parport snd output soundcore snd_page_alloc
Pid: 923, comm: Xorg Not tainted 2.6.31-11-generic #36-Ubuntu
Call Trace:
 [<c014080d>] warn_slowpath_common+0x6d/0xa0
 [<f8585281>] ? i915_gem_set_tiling+0x1b1/0x1c0 [i915]
 [<f8585281>] ? i915_gem_set_tiling+0x1b1/0x1c0 [i915]
 [<c0140886>] warn_slowpath_fmt+0x26/0x30
 [<f8585281>] i915_gem_set_tiling+0x1b1/0x1c0 [i915]
 [<f82db6c0>] drm_ioctl+0x180/0x360 [drm]
 [<c0106461>] ? init_new_context+0x91/0xd0
 [<f85850d0>] ? i915_gem_set_tiling+0x0/0x1c0 [i915]
 [<c0106461>] ? init_new_context+0x91/0xd0
 [<c0310624>] ? rb_erase+0xb4/0x120
 [<c012efad>] ? __enqueue_entity+0x9d/0xc0
 [<c012e961>] ? __dequeue_entity+0x21/0x40
 [<c01f0363>] vfs_ioctl+0x73/0x90
 [<c0106461>] ? init_new_context+0x91/0xd0
 [<c01f0631>] do_vfs_ioctl+0x71/0x310
 [<c01f092f>] sys_ioctl+0x5f/0x80
 [<c010334c>] syscall_call+0x7/0xb
 [<c0106461>] ? init_new_context+0x91/0xd0
---[ end trace 99936bb47a77ce63 ]---