------------[ cut here ]------------
WARNING: at /build/buildd/linux-2.6.35/drivers/gpu/drm/i915/i915_gem_tiling.c:337 i915_gem_set_tiling+0x212/0x220 [i915]()
Hardware name:  
failed to reset object for tiling switch
Modules linked in: rfcomm binfmt_misc sco bnep l2cap ipt_REJECT ipt_LOG xt_limit xt_tcpudp ipt_addrtype xt_state dm_crypt ip6table_filter ip6_tables snd_intel8x0 nf_nat_irc nf_conntrack_irc snd_ac97_codec ac97_bus nf_nat_ftp nf_nat nf_conntrack_ipv4 snd_pcm nf_defrag_ipv4 nf_conntrack_ftp snd_seq_midi nf_conntrack snd_rawmidi iptable_filter ip_tables snd_seq_midi_event snd_seq x_tables snd_timer snd_seq_device btusb ppdev bluetooth snd psmouse parport_pc shpchp soundcore serio_raw snd_page_alloc lp parport dm_raid45 xor i915 drm_kms_helper drm 8139too intel_agp i2c_algo_bit floppy 8139cp video agpgart mii output ramzswap(C) lzo_compress
Pid: 948, comm: Xorg Tainted: G         C  2.6.35-19-generic #26-Ubuntu
Call Trace:
 [<c014a812>] warn_slowpath_common+0x72/0xa0
 [<f82a1a22>] ? i915_gem_set_tiling+0x212/0x220 [i915]
 [<f82a1a22>] ? i915_gem_set_tiling+0x212/0x220 [i915]
 [<c014a8e3>] warn_slowpath_fmt+0x33/0x40
 [<f82a1a22>] i915_gem_set_tiling+0x212/0x220 [i915]
 [<c0106461>] ? unmask_8259A+0x1/0x40
 [<f820698d>] drm_ioctl+0x1ad/0x430 [drm]
 [<c0106461>] ? unmask_8259A+0x1/0x40
 [<f82a1810>] ? i915_gem_set_tiling+0x0/0x220 [i915]
 [<c010afb2>] ? restore_i387_xstate+0xe2/0x210
 [<c0218092>] ? rw_verify_area+0x62/0xd0
 [<c0106461>] ? unmask_8259A+0x1/0x40
 [<c02260e2>] vfs_ioctl+0x32/0xb0
 [<f82067e0>] ? drm_ioctl+0x0/0x430 [drm]
 [<c0226979>] do_vfs_ioctl+0x79/0x2d0
 [<c01021d6>] ? restore_sigcontext+0xc6/0xe0
 [<c0226c37>] sys_ioctl+0x67/0x80
 [<c05c8364>] syscall_call+0x7/0xb
 [<c0106461>] ? unmask_8259A+0x1/0x40
---[ end trace 5080789af16f0789 ]---