Seems to happen also in saucy
rcasellas@pookie:~$ uname -a
Linux pookie 3.10.0-031000rc2-generic #201305201835 SMP Mon May 20 22:36:26 UTC 2013 x86_64 x86_64 x86_64 GNU/Linu

[13786.326769] ------------[ cut here ]------------
[13786.326825] WARNING: at /home/apw/COD/linux/drivers/gpu/drm/i915/intel_display.c:979 intel_wait_for_pipe_off+0x1bc/0x1d0 [i915]()
[13786.326828] pipe_off wait timed out
[13786.326830] Modules linked in: xt_TCPMSS xt_tcpudp bbswitch(OF) pci_stub vboxpci(OF) vboxnetadp(OF) vboxnetflt(OF) vboxdrv(OF) ip6table_filter ip6_tables iptable_filter ip_tables ebtable_nat ebtables x_tables dm_crypt joydev intel_powerclamp coretemp kvm_intel kvm arc4 iwldvm mac80211 mxm_wmi snd_hda_codec_hdmi(OF) uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core dm_round_robin videodev microcode psmouse dm_multipath serio_raw scsi_dh tpm_infineon iwlwifi snd_hda_codec_realtek(OF) parport_pc cfg80211 snd_hda_intel(OF) snd_hda_codec(OF) snd_hwdep ppdev intel_ips lpc_ich snd_pcm snd_page_alloc snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq mac_hid bnep rfcomm bluetooth snd_seq_device snd_timer wmi snd soundcore tpm_tis nfsd binfmt_misc auth_rpcgss sony_laptop nfs_acl nfs lp lockd parport sunrpc fscache raid10 raid456 async_memcpy async_raid6_recov async_pq async_xor async_tx xor raid6_pq raid1 raid0 multipath linear dm_mirror dm_region_hash dm_log crc32_pclmul ghash_clmulni_intel aesni_intel i915 aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd i2c_algo_bit drm_kms_helper ahci libahci drm e1000e sdhci_pci sdhci ptp pps_core video
[13786.326915] CPU: 0 PID: 6276 Comm: Xorg Tainted: GF       W  O 3.10.0-031000rc2-generic #201305201835
[13786.326917] Hardware name: Sony Corporation VPCZ12C5E/VAIO, BIOS R3031C3 10/04/2011
[13786.326920]  ffffffffa0187520 ffff88024c595998 ffffffff816c1e98 ffff88024c5959d8
[13786.326924]  ffffffff81044c70 ffff8802505f8000 ffff880249890000 0000000000070008
[13786.326928]  00000001003371c2 ffff88024c595fd8 0000000000000000 ffff88024c595a38
[13786.326932] Call Trace:
[13786.326944]  [<ffffffff816c1e98>] dump_stack+0x19/0x1b
[13786.326950]  [<ffffffff81044c70>] warn_slowpath_common+0x70/0xa0
[13786.326953]  [<ffffffff81044d56>] warn_slowpath_fmt+0x46/0x50
[13786.326978]  [<ffffffffa01441cc>] intel_wait_for_pipe_off+0x1bc/0x1d0 [i915]
[13786.327000]  [<ffffffffa01442de>] intel_disable_pipe+0xfe/0x140 [i915]
[13786.327022]  [<ffffffffa0144c2d>] ironlake_crtc_disable+0xbd/0x260 [i915]
[13786.327044]  [<ffffffffa014564b>] intel_crtc_disable+0x3b/0x140 [i915]
[13786.327066]  [<ffffffffa0145888>] __intel_set_mode+0x138/0x390 [i915]
[13786.327071]  [<ffffffff8133d3b4>] ? snprintf+0x34/0x40
[13786.327094]  [<ffffffffa014a506>] intel_set_mode+0x16/0x30 [i915]
[13786.327116]  [<ffffffffa014a775>] intel_crtc_set_config+0x255/0x310 [i915]
[13786.327137]  [<ffffffffa0081d8e>] drm_mode_set_config_internal+0x2e/0x60 [drm]
[13786.327155]  [<ffffffffa0084a48>] drm_mode_setcrtc+0x2e8/0x540 [drm]
[13786.327172]  [<ffffffffa00804c2>] ? drm_modeset_unlock_all+0x52/0x60 [drm]
[13786.327188]  [<ffffffffa007458a>] drm_ioctl+0x50a/0x650 [drm]
[13786.327196]  [<ffffffff814331c7>] ? put_device+0x17/0x20
[13786.327212]  [<ffffffffa0084760>] ? drm_mode_setplane+0x3e0/0x3e0 [drm]
[13786.327219]  [<ffffffff81198557>] do_vfs_ioctl+0x87/0x330
[13786.327223]  [<ffffffff81198891>] SyS_ioctl+0x91/0xb0
[13786.327227]  [<ffffffff81186ccb>] ? SyS_read+0x6b/0xa0
[13786.327232]  [<ffffffff816d5a86>] system_call_fastpath+0x1a/0x1f
[13786.327235] ---[ end trace e5b53c8eae9dd2dd ]---
[14237.022561] ------------[ cut here ]------------


[14237.022561] ------------[ cut here ]------------
[14237.022617] WARNING: at /home/apw/COD/linux/drivers/gpu/drm/i915/intel_display.c:979 intel_wait_for_pipe_off+0x1bc/0x1d0 [i915]()
[14237.022620] pipe_off wait timed out
[14237.022622] Modules linked in: xt_TCPMSS xt_tcpudp bbswitch(OF) pci_stub vboxpci(OF) vboxnetadp(OF) vboxnetflt(OF) vboxdrv(OF) ip6table_filter ip6_tables iptable_filter ip_tables ebtable_nat ebtables x_tables dm_crypt joydev intel_powerclamp coretemp kvm_intel kvm arc4 iwldvm mac80211 mxm_wmi snd_hda_codec_hdmi(OF) uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core dm_round_robin videodev microcode psmouse dm_multipath serio_raw scsi_dh tpm_infineon iwlwifi snd_hda_codec_realtek(OF) parport_pc cfg80211 snd_hda_intel(OF) snd_hda_codec(OF) snd_hwdep ppdev intel_ips lpc_ich snd_pcm snd_page_alloc snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq mac_hid bnep rfcomm bluetooth snd_seq_device snd_timer wmi snd soundcore tpm_tis nfsd binfmt_misc auth_rpcgss sony_laptop nfs_acl nfs lp lockd parport sunrpc fscache raid10 raid456 async_memcpy async_raid6_recov async_pq async_xor async_tx xor raid6_pq raid1 raid0 multipath linear dm_mirror dm_region_hash dm_log crc32_pclmul ghash_clmulni_intel aesni_intel i915 aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd i2c_algo_bit drm_kms_helper ahci libahci drm e1000e sdhci_pci sdhci ptp pps_core video
[14237.022707] CPU: 2 PID: 6276 Comm: Xorg Tainted: GF       W  O 3.10.0-031000rc2-generic #201305201835
[14237.022709] Hardware name: Sony Corporation VPCZ12C5E/VAIO, BIOS R3031C3 10/04/2011
[14237.022711]  ffffffffa0187520 ffff88024c595b28 ffffffff816c1e98 ffff88024c595b68
[14237.022716]  ffffffff81044c70 ffffffff81e9f140 ffff880249890000 0000000000070008
[14237.022719]  00000001003529e1 ffff88024c595fd8 0000000000000000 ffff88024c595bc8
[14237.022724] Call Trace:
[14237.022736]  [<ffffffff816c1e98>] dump_stack+0x19/0x1b
[14237.022742]  [<ffffffff81044c70>] warn_slowpath_common+0x70/0xa0
[14237.022745]  [<ffffffff81044d56>] warn_slowpath_fmt+0x46/0x50
[14237.022770]  [<ffffffffa01441cc>] intel_wait_for_pipe_off+0x1bc/0x1d0 [i915]
[14237.022792]  [<ffffffffa01442de>] intel_disable_pipe+0xfe/0x140 [i915]
[14237.022814]  [<ffffffffa0144c2d>] ironlake_crtc_disable+0xbd/0x260 [i915]
[14237.022836]  [<ffffffffa0147306>] intel_crtc_update_dpms+0x76/0xb0 [i915]
[14237.022858]  [<ffffffffa01473ea>] intel_encoder_dpms+0x1a/0x30 [i915]
[14237.022881]  [<ffffffffa014a4bc>] intel_connector_dpms+0x3c/0x70 [i915]
[14237.022901]  [<ffffffffa007ff84>] drm_mode_connector_set_obj_prop+0xb4/0xc0 [drm]
[14237.022918]  [<ffffffffa0085bd2>] drm_mode_obj_set_property_ioctl+0x122/0x210 [drm]
[14237.022937]  [<ffffffffa0085cf0>] drm_mode_connector_property_set_ioctl+0x30/0x40 [drm]
[14237.022951]  [<ffffffffa007458a>] drm_ioctl+0x50a/0x650 [drm]
[14237.022970]  [<ffffffffa0085cc0>] ? drm_mode_obj_set_property_ioctl+0x210/0x210 [drm]
[14237.022975]  [<ffffffff811a49e9>] ? mntput_no_expire+0x49/0x160
[14237.022981]  [<ffffffff81198557>] do_vfs_ioctl+0x87/0x330
[14237.022985]  [<ffffffff81187ede>] ? ____fput+0xe/0x10
[14237.022989]  [<ffffffff81198891>] SyS_ioctl+0x91/0xb0
[14237.022993]  [<ffffffff81002cd5>] ? do_notify_resume+0x75/0xc0
[14237.022998]  [<ffffffff816d5a86>] system_call_fastpath+0x1a/0x1f
[14237.023001] ---[ end trace e5b53c8eae9dd2de ]---


rcasellas@pookie:~$ lspci 
00:00.0 Host bridge: Intel Corporation Core Processor DRAM Controller (rev 02)
00:01.0 PCI bridge: Intel Corporation Core Processor PCI Express x16 Root Port (rev 02)
00:02.0 VGA compatible controller: Intel Corporation Core Processor Integrated Graphics Controller (rev 02)
00:16.0 Communication controller: Intel Corporation 5 Series/3400 Series Chipset HECI Controller (rev 06)
00:19.0 Ethernet controller: Intel Corporation 82577LC Gigabit Network Connection (rev 05)
00:1a.0 USB controller: Intel Corporation 5 Series/3400 Series Chipset USB2 Enhanced Host Controller (rev 05)
00:1b.0 Audio device: Intel Corporation 5 Series/3400 Series Chipset High Definition Audio (rev 05)
00:1c.0 PCI bridge: Intel Corporation 5 Series/3400 Series Chipset PCI Express Root Port 1 (rev 05)
00:1c.1 PCI bridge: Intel Corporation 5 Series/3400 Series Chipset PCI Express Root Port 2 (rev 05)
00:1c.2 PCI bridge: Intel Corporation 5 Series/3400 Series Chipset PCI Express Root Port 3 (rev 05)
00:1d.0 USB controller: Intel Corporation 5 Series/3400 Series Chipset USB2 Enhanced Host Controller (rev 05)
00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev a5)
00:1f.0 ISA bridge: Intel Corporation Mobile 5 Series Chipset LPC Interface Controller (rev 05)
00:1f.2 RAID bus controller: Intel Corporation 82801 Mobile SATA Controller [RAID mode] (rev 05)
00:1f.3 SMBus: Intel Corporation 5 Series/3400 Series Chipset SMBus Controller (rev 05)
00:1f.6 Signal processing controller: Intel Corporation 5 Series/3400 Series Chipset Thermal Subsystem (rev 05)
01:00.0 VGA compatible controller: NVIDIA Corporation GT216M [GeForce GT 330M] (rev ff)
01:00.1 Audio device: NVIDIA Corporation High Definition Audio Controller (rev ff)
02:00.0 Network controller: Intel Corporation Centrino Advanced-N 6200 (rev 35)
03:00.0 SD Host controller: Ricoh Co Ltd MMC/SD Host Controller
03:00.1 System peripheral: Ricoh Co Ltd R5U2xx (R5U230 / R5U231 / R5U241) [Memory Stick Host Controller]
03:00.4 SD Host controller: Ricoh Co Ltd MMC/SD Host Controller
3f:00.0 Host bridge: Intel Corporation Core Processor QuickPath Architecture Generic Non-core Registers (rev 02)
3f:00.1 Host bridge: Intel Corporation Core Processor QuickPath Architecture System Address Decoder (rev 02)
3f:02.0 Host bridge: Intel Corporation Core Processor QPI Link 0 (rev 02)
3f:02.1 Host bridge: Intel Corporation Core Processor QPI Physical 0 (rev 02)
3f:02.2 Host bridge: Intel Corporation Core Processor Reserved (rev 02)
3f:02.3 Host bridge: Intel Corporation Core Processor Reserved (rev 02)