Additional info:
reporter:       libreport-2.3.0
WARNING: CPU: 3 PID: 989 at drivers/gpu/drm/i915/intel_display.c:3361 intel_crtc_wait_for_pending_flips+0x1a1/0x1b0 [i915]()
Modules linked in: vhost_net vhost macvtap macvlan rfcomm fuse xt_CHECKSUM xt_addrtype tun ipt_MASQUERADE nf_conntrack_netbios_ns nf_conntrack_broadcast ccm dm_thin_pool dm_persistent_data dm_bio_prison libcrc32c loop ip6t_rpfilter ip6t_REJECT bnep 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 dm_crypt x86_pkg_temp_thermal coretemp kvm_intel kvm crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev media iTCO_wdt iTCO_vendor_support
 arc4 iwldvm snd_hda_codec_hdmi btusb snd_hda_codec_conexant snd_hda_codec_generic mac80211 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep usblp bluetooth snd_seq snd_seq_device snd_pcm thinkpad_acpi iwlwifi sdhci_pci sdhci mmc_core cfg80211 rfkill snd_timer snd joydev shpchp soundcore lpc_ich mei_me mei serio_raw tpm_tis wmi tpm mfd_core i2c_i801 uas usb_storage i915 firewire_ohci i2c_algo_bit firewire_core e1000e drm_kms_helper crc_itu_t drm ptp pps_core video
CPU: 3 PID: 989 Comm: Xorg.bin Not tainted 3.17.1-302.fc21.x86_64 #1
Hardware name: LENOVO 4243BQ9/4243BQ9, BIOS 8AET52WW (1.32 ) 09/15/2011
 0000000000000000 00000000bd2923db ffff8800d2e73c28 ffffffff8173dbb1
 0000000000000000 ffff8800d2e73c60 ffffffff81096e8d 0000000000000000
 ffff8800363682c0 ffff8800d3b32000 ffff88003690e000 ffff88003690e000
Call Trace:
 [<ffffffff8173dbb1>] dump_stack+0x45/0x56
 [<ffffffff81096e8d>] warn_slowpath_common+0x7d/0xa0
 [<ffffffff81096fba>] warn_slowpath_null+0x1a/0x20
 [<ffffffffa0151481>] intel_crtc_wait_for_pending_flips+0x1a1/0x1b0 [i915]
 [<ffffffff810d6c40>] ? abort_exclusive_wait+0xb0/0xb0
 [<ffffffffa0151538>] intel_primary_plane_disable+0xa8/0xe0 [i915]
 [<ffffffffa002cc82>] setplane_internal+0x192/0x2b0 [drm]
 [<ffffffffa002b019>] ? _object_find+0x69/0xa0 [drm]
 [<ffffffffa002fe05>] drm_mode_setplane+0x145/0x1e0 [drm]
 [<ffffffffa0021e6f>] drm_ioctl+0x1df/0x680 [drm]
 [<ffffffff8124c26c>] ? fsnotify+0x28c/0x370
 [<ffffffff812203a0>] do_vfs_ioctl+0x2d0/0x4b0
 [<ffffffff81220601>] SyS_ioctl+0x81/0xa0
 [<ffffffff81744d29>] system_call_fastpath+0x16/0x1b