------------[ cut here ]------------
[ 8201.461238] WARNING: CPU: 0 PID: 1870 at drivers/gpu/drm/i915/intel_display.c:3918 intel_crtc_wait_for_pending_flips+0x1c6/0x230 [i915]()
[ 8201.461241] WARN_ON(wait_event_timeout(dev_priv->pending_flip_queue, !intel_crtc_has_pending_flip(crtc), 60*HZ) == 0)
[ 8201.461244] Modules linked in:
[ 8201.461248]  ccm xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun fuse nf_conntrack_netbios_ns nf_conntrack_broadcast ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 xt_conntrack ebtable_nat ebtable_broute bridge 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 arc4 intel_rapl x86_pkg_temp_thermal coretemp iwlmvm kvm_intel kvm mac80211 iTCO_wdt iTCO_vendor_support hp_wmi sparse_keymap vfat fat snd_soc_rt286 iwlwifi snd_soc_rl6347a crct10dif_pclmul crc32_pclmul crc32c_intel snd_hda_codec_realtek snd_hda_codec_generic snd_hda_codec_hdmi snd_soc_core snd_hda_intel cfg80211 snd_hda_codec
[ 8201.461322]  snd_compress snd_pcm_dmaengine ac97_bus snd_hda_core snd_hwdep snd_seq uvcvideo snd_seq_device videobuf2_vmalloc videobuf2_core snd_pcm videobuf2_memops v4l2_common lpc_ich i2c_i801 videodev rfkill media snd_timer shpchp dw_dmac mei_me snd dw_dmac_core processor_thermal_device snd_soc_sst_acpi i2c_designware_platform tpm_crb int3403_thermal int3400_thermal mei i2c_designware_core intel_soc_dts_iosf tpm hp_wireless soundcore iosf_mbi acpi_pad int3402_thermal acpi_thermal_rel int340x_thermal_zone nfsd auth_rpcgss nfs_acl lockd grace sunrpc binfmt_misc i915 i2c_algo_bit drm_kms_helper drm 8021q garp stp llc mrp serio_raw r8169 mii sdhci_acpi sdhci wmi mmc_core video i2c_hid
[ 8201.461405] CPU: 0 PID: 1870 Comm: Xorg Tainted: G        W       4.2.6-200.fc22.x86_64 #1
[ 8201.461409] Hardware name: Hewlett-Packard HP ENVY Notebook/80DE, BIOS F.04 06/01/2015
[ 8201.461413]  0000000000000000 00000000346022c9 ffff88044ab7bb18 ffffffff817729ea
[ 8201.461420]  0000000000000000 ffff88044ab7bb70 ffff88044ab7bb58 ffffffff8109e4b6
[ 8201.461425]  ffff88044ab7bb58 0000000000000000 ffff880447608d38 ffff88003fac1000
[ 8201.461431] Call Trace:
[ 8201.461441]  [<ffffffff817729ea>] dump_stack+0x45/0x57
[ 8201.461450]  [<ffffffff8109e4b6>] warn_slowpath_common+0x86/0xc0
[ 8201.461457]  [<ffffffff8109e545>] warn_slowpath_fmt+0x55/0x70
[ 8201.461464]  [<ffffffff810df6d3>] ? finish_wait+0x53/0x70
[ 8201.461507]  [<ffffffffa019f986>] intel_crtc_wait_for_pending_flips+0x1c6/0x230 [i915]
[ 8201.461512]  [<ffffffff810df990>] ? wake_atomic_t_function+0x70/0x70
[ 8201.461549]  [<ffffffffa01a0d32>] intel_crtc_disable_planes+0x32/0x100 [i915]
[ 8201.461585]  [<ffffffffa01a2c5b>] intel_crtc_control+0x4b/0x110 [i915]
[ 8201.461619]  [<ffffffffa01a2d7e>] intel_crtc_update_dpms+0x5e/0x80 [i915]
[ 8201.461655]  [<ffffffffa01a81ef>] intel_connector_dpms+0x5f/0x70 [i915]
[ 8201.461688]  [<ffffffffa00b57ab>] drm_mode_obj_set_property_ioctl+0x25b/0x270 [drm]
[ 8201.461712]  [<ffffffffa00b57ff>] drm_mode_connector_property_set_ioctl+0x3f/0x60 [drm]
[ 8201.461729]  [<ffffffffa00a5365>] drm_ioctl+0x125/0x610 [drm]
[ 8201.461750]  [<ffffffffa00b57c0>] ? drm_mode_obj_set_property_ioctl+0x270/0x270 [drm]
[ 8201.461759]  [<ffffffff813a4bd9>] ? timerqueue_add+0x59/0xb0
[ 8201.461765]  [<ffffffff81108024>] ? enqueue_hrtimer+0x44/0x80
[ 8201.461772]  [<ffffffff81778e3e>] ? _raw_spin_unlock_irqrestore+0xe/0x10
[ 8201.461778]  [<ffffffff81108abf>] ? hrtimer_start_range_ns+0x1bf/0x3b0
[ 8201.461785]  [<ffffffff81231445>] do_vfs_ioctl+0x295/0x470
[ 8201.461791]  [<ffffffff816463fc>] ? __sys_recvmsg+0x8c/0xa0
[ 8201.461797]  [<ffffffff81231699>] SyS_ioctl+0x79/0x90
[ 8201.461803]  [<ffffffff817793ee>] entry_SYSCALL_64_fastpath+0x12/0x71
[ 8201.461808] ---[ end trace 6e4795502c9abdee ]---