Additional info:
reporter:       libreport-2.3.0
WARNING: CPU: 1 PID: 0 at drivers/gpu/drm/i915/intel_display.c:9916 intel_check_page_flip+0xc2/0xd0 [i915]()
Kicking stuck page flip: queued at 112832, now 112838
Modules linked in: ccm fuse ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 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 intel_rapl ip6table_filter ip6_tables iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 x86_pkg_temp_thermal nf_nat_ipv4 coretemp nf_nat nf_conntrack iptable_mangle iptable_security kvm rtsx_pci_sdmmc arc4 iptable_raw rtsx_pci_ms mmc_core memstick iTCO_wdt iTCO_vendor_support iwlmvm mac80211 crct10dif_pclmul crc32_pclmul iwlwifi snd_hda_codec_realtek snd_hda_codec_generic crc32c_intel uvcvideo snd_hda_codec_hdmi btusb videobuf2_vmalloc ghash_clmulni_intel videobuf2_core snd_hda_intel videobuf2_memops v4l2_common cfg80211 videodev snd_hda_controller
 bluetooth snd_hda_codec joydev snd_hwdep snd_seq snd_seq_device serio_raw snd_pcm thinkpad_acpi i2c_i801 media mei_me cdc_acm rtsx_pci lpc_ich mfd_core mei shpchp snd_timer snd tpm_tis wmi rfkill tpm soundcore nfsd auth_rpcgss nfs_acl lockd grace sunrpc cdc_mbim cdc_wdm cdc_ncm usbnet mii i915 i2c_algo_bit drm_kms_helper drm e1000e ptp pps_core video
CPU: 1 PID: 0 Comm: swapper/1 Not tainted 3.18.7-200.fc21.x86_64 #1
Hardware name: LENOVO 20BX000TMZ/20BX000TMZ, BIOS JBET39WW (1.04 ) 12/09/2014
 0000000000000000 dd781b85cedb9132 ffff88033dc43d48 ffffffff8175e686
 0000000000000000 ffff88033dc43da0 ffff88033dc43d88 ffffffff810991d1
 ffff88033dc43d98 ffff880329074000 ffff880329c9a000 0000000000000000
Call Trace:
 <IRQ>  [<ffffffff8175e686>] dump_stack+0x46/0x58
 [<ffffffff810991d1>] warn_slowpath_common+0x81/0xa0
 [<ffffffff81099245>] warn_slowpath_fmt+0x55/0x70
 [<ffffffffa0146b12>] intel_check_page_flip+0xc2/0xd0 [i915]
 [<ffffffffa0119d0e>] gen8_irq_handler+0x2ee/0x4a0 [i915]
 [<ffffffff810ef717>] handle_irq_event_percpu+0x77/0x1a0
 [<ffffffff810ef87b>] handle_irq_event+0x3b/0x60
 [<ffffffff810f2a5e>] handle_edge_irq+0x6e/0x120
 [<ffffffff810164c4>] handle_irq+0x74/0x140
 [<ffffffff810b907a>] ? atomic_notifier_call_chain+0x1a/0x20
 [<ffffffff817680f1>] do_IRQ+0x51/0xf0
 [<ffffffff81765f2d>] common_interrupt+0x6d/0x6d
 <EOI>  [<ffffffff815e8e96>] ? cpuidle_enter_state+0x66/0x160
 [<ffffffff815e8e81>] ? cpuidle_enter_state+0x51/0x160
 [<ffffffff815e9077>] cpuidle_enter+0x17/0x20
 [<ffffffff810dacd2>] cpu_startup_entry+0x362/0x410
 [<ffffffff8104a2af>] start_secondary+0x1af/0x1f0