------------[ cut here ]------------
WARNING: at /build/buildd/linux-2.6.32/drivers/gpu/drm/i915/i915_gem_tiling.c:492 i915_gem_set_tiling+0x20a/0x220 [i915]()
Hardware name:         
failed to reset object for tiling switch
Modules linked in: binfmt_misc snd_hda_codec_realtek fbcon tileblit font bitblit softcursor vga16fb vgastate snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_oss snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer snd_seq_device i915 ppdev drm_kms_helper drm i2c_algo_bit parport_pc snd intel_agp video soundcore output snd_page_alloc lp parport usbhid usb_storage e100 mii
Pid: 792, comm: Xorg Not tainted 2.6.32-14-generic #20-Ubuntu
Call Trace:
 [<ffffffff81064f7b>] warn_slowpath_common+0x7b/0xc0
 [<ffffffff81065021>] warn_slowpath_fmt+0x41/0x50
 [<ffffffffa00fde43>] ? i915_gem_object_unbind+0x1e3/0x200 [i915]
 [<ffffffffa0103a4a>] i915_gem_set_tiling+0x20a/0x220 [i915]
 [<ffffffffa00a6d64>] drm_ioctl+0x184/0x3b0 [drm]
 [<ffffffffa0103840>] ? i915_gem_set_tiling+0x0/0x220 [i915]
 [<ffffffff81083570>] ? autoremove_wake_function+0x0/0x40
 [<ffffffff8115019c>] vfs_ioctl+0x7c/0xa0
 [<ffffffff811503f1>] do_vfs_ioctl+0x81/0x380
 [<ffffffff81140142>] ? vfs_write+0x132/0x1a0
 [<ffffffff81150771>] sys_ioctl+0x81/0xa0
 [<ffffffff8155f20e>] ? do_device_not_available+0xe/0x10
 [<ffffffff810131f2>] system_call_fastpath+0x16/0x1b
---[ end trace 068a86481e5e5186 ]---