Additional info:
reporter:       libreport-2.2.1
WARNING: CPU: 3 PID: 1211 at drivers/gpu/drm/i915/intel_display.c:9226 intel_modeset_check_state+0x62d/0x780 [i915]()
encoder's hw state doesn't match sw tracking (expected 1, found 0)
Modules linked in: fuse ipt_MASQUERADE xt_CHECKSUM tun ccm ip6t_rpfilter ip6t_REJECT xt_conntrack ebtable_nat ebtable_broute bridge stp llc ebtable_filter ebtables ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw ip6table_filter ip6_tables iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_security iptable_raw iTCO_wdt iTCO_vendor_support snd_hda_codec_hdmi snd_hda_codec_conexant x86_pkg_temp_thermal coretemp kvm_intel kvm arc4 microcode iwldvm serio_raw mac80211 uvcvideo btusb videobuf2_vmalloc videobuf2_memops videobuf2_core iwlwifi snd_hda_intel bluetooth videodev sdhci_pci joydev snd_hda_codec sdhci snd_hwdep media mmc_core snd_seq cfg80211 snd_seq_device snd_pcm i2c_i801 lpc_ich
mfd_core thinkpad_acpi wmi tpm_tis rfkill tpm snd_page_alloc snd_timer e1000e snd mei_me soundcore mei ptp shpchp pps_core binfmt_misc dm_crypt crct10dif_pclmul crc32_pclmul crc32c_intel i915 ghash_clmulni_intel i2c_algo_bit drm_kms_helper drm ata_generic pata_acpi i2c_core video
CPU: 3 PID: 1211 Comm: X Not tainted 3.13.8-200.fc20.x86_64 #1
Hardware name: LENOVO 4174AQ5/4174AQ5, BIOS 8CET50WW (1.30 ) 11/01/2011
0000000000000009 ffff880210cf5b60 ffffffff8168771c ffff880210cf5ba8
ffff880210cf5b98 ffffffff8106d47d ffff880210cf5c18 0000000000000001
ffff880036dda800 ffff880036ddaaf8 ffff88020fccd000 ffff880210cf5bf8
Call Trace:
[<ffffffff8168771c>] dump_stack+0x45/0x56
[<ffffffff8106d47d>] warn_slowpath_common+0x7d/0xa0
[<ffffffff8106d4ec>] warn_slowpath_fmt+0x4c/0x50
[<ffffffffa00d627d>] intel_modeset_check_state+0x62d/0x780 [i915]
[<ffffffffa00d6465>] intel_set_mode+0x25/0x30 [i915]
[<ffffffffa00d6d0b>] intel_crtc_set_config+0x7ab/0x9a0 [i915]
[<ffffffffa0039a5d>] drm_mode_set_config_internal+0x5d/0xe0 [drm]
[<ffffffffa0039e31>] drm_framebuffer_remove+0xe1/0x130 [drm]
[<ffffffffa003d880>] drm_mode_rmfb+0xe0/0x110 [drm]
[<ffffffffa002db52>] drm_ioctl+0x502/0x630 [drm]
[<ffffffff811ce01f>] ? __d_free+0x3f/0x60
[<ffffffff811cf068>] ? dentry_kill+0x1b8/0x210
[<ffffffff811cb7a8>] do_vfs_ioctl+0x2d8/0x4a0
[<ffffffff811ba81e>] ? ____fput+0xe/0x10
[<ffffffff811cb9f1>] SyS_ioctl+0x81/0xa0
[<ffffffff816966a9>] system_call_fastpath+0x16/0x1b