Description of problem:
I started frozen-bubble in fullscreen mode on my dual-monitor (1 display port -> dvi 1920x1080, 1 dvi 1920x1080) sandybridge machine.

Additional info:
reporter:       libreport-2.1.4
WARNING: at drivers/gpu/drm/i915/intel_display.c:966 intel_wait_for_pipe_off+0xe2/0x1a0 [i915]()
Hardware name: D3071-S1
pipe_off wait timed out
Modules linked in: fuse ebtable_nat ipt_MASQUERADE nf_conntrack_netbios_ns nf_conntrack_broadcast ip6table_nat nf_nat_ipv6 ip6table_mangle ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 iptable_nat nf_nat_ipv4 nf_nat iptable_mangle nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ebtable_filter ebtables ip6table_filter ip6_tables sch5636 sch56xx_common iTCO_wdt iTCO_vendor_support snd_hda_codec_hdmi snd_hda_codec_conexant ppdev tuner_simple tuner_types tuner mperf coretemp crc32_pclmul msp3400 ghash_clmulni_intel tpm_tis microcode serio_raw snd_usb_audio snd_usbmidi_lib snd_hda_intel snd_hda_codec bttv snd_hwdep snd_bt87x snd_rawmidi btcx_risc tveeprom videobuf_dma_sg snd_seq videobuf_core snd_seq_device rc_core v4l2_common snd_pcm videodev lpc_ich i2c_i801 mfd_core media snd_page_alloc snd_timer e1000e tpm_infineon snd tpm parport_pc mei soundcore tpm_bios ptp parport pps_core vhost_net tun macvtap macvlan kvm_intel kvm uinput binfmt_misc usb_storage crc32c_intel i915 video i2c_algo_bit drm_kms_helper drm i2c_core
Pid: 749, comm: Xorg Not tainted 3.9.0-301.fc19.x86_64 #1
Call Trace:
 [<ffffffffa009bf00>] ? intel_wait_for_pipe_off+0x80/0x1a0 [i915]
 [<ffffffff8105cd86>] warn_slowpath_common+0x66/0x80
 [<ffffffff8105cdec>] warn_slowpath_fmt+0x4c/0x50
 [<ffffffffa009bf62>] intel_wait_for_pipe_off+0xe2/0x1a0 [i915]
 [<ffffffffa009c13d>] intel_disable_pipe+0x11d/0x160 [i915]
 [<ffffffffa009ca06>] ironlake_crtc_disable+0xc6/0x8c0 [i915]
 [<ffffffffa001fb7b>] ? drm_mode_object_get+0x5b/0x70 [drm]
 [<ffffffffa00a5120>] intel_set_mode+0x2f0/0x8e0 [i915]
 [<ffffffffa00a5e8f>] intel_crtc_set_config+0x67f/0x920 [i915]
 [<ffffffffa00210d3>] drm_mode_set_config_internal+0x23/0x50 [drm]
 [<ffffffffa0023be1>] drm_mode_setcrtc+0x521/0x590 [drm]
 [<ffffffffa009785f>] ? intel_crtc_load_lut+0x8f/0xb0 [i915]
 [<ffffffffa00142c9>] drm_ioctl+0x4e9/0x5b0 [drm]
 [<ffffffffa00236c0>] ? drm_mode_setplane+0x3c0/0x3c0 [drm]
 [<ffffffff811aad15>] do_vfs_ioctl+0x305/0x520
 [<ffffffff81293ffe>] ? file_has_perm+0x8e/0xa0
 [<ffffffff811aafb1>] sys_ioctl+0x81/0xa0
 [<ffffffff8164d819>] system_call_fastpath+0x16/0x1b