Additional info:
reporter:       libreport-2.2.3
WARNING: CPU: 3 PID: 1476 at drivers/gpu/drm/i915/intel_pm.c:5997 intel_display_power_put+0x14c/0x160 [i915]()
Modules linked in: rfcomm fuse xt_CHECKSUM tun xt_addrtype ipt_MASQUERADE dm_thin_pool dm_persistent_data dm_bio_prison libcrc32c loop ccm nf_conntrack_tftp nf_conntrack_netbios_ns nf_conntrack_broadcast 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 bnep arc4 uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core x86_pkg_temp_thermal coretemp kvm_intel vfat fat iwlmvm iTCO_wdt v4l2_common iTCO_vendor_support mac80211 videodev kvm media iwlwifi btusb snd_hda_codec_realtek snd_hda_codec_hdmi
 bluetooth snd_hda_codec_generic microcode cfg80211 joydev serio_raw snd_hda_intel i2c_i801 snd_hda_controller snd_hda_codec snd_hwdep snd_seq snd_seq_device wmi snd_pcm thinkpad_acpi tpm_tis snd_timer tpm mei_me rfkill snd mei i2c_designware_platform i2c_designware_core soundcore shpchp lpc_ich mfd_core sunrpc binfmt_misc ec_sys dm_crypt uas usb_storage i915 crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit drm_kms_helper ghash_clmulni_intel e1000e drm ptp pps_core i2c_core video
CPU: 3 PID: 1476 Comm: Xorg.bin Not tainted 3.16.1-300.fc21.x86_64 #1
Hardware name: LENOVO 20A7002QUS/20A7002QUS, BIOS GRET37WW (1.14 ) 05/08/2014
 0000000000000000 00000000985ab1cf ffff88020667faa0 ffffffff8171bcb2
 0000000000000000 ffff88020667fad8 ffffffff8108f2dd ffff88020f9f002c
 000000000000000b ffff88020f9f8520 ffff88021077e000 ffff88020f9f0000
Call Trace:
 [<ffffffff8171bcb2>] dump_stack+0x45/0x56
 [<ffffffff8108f2dd>] warn_slowpath_common+0x7d/0xa0
 [<ffffffff8108f40a>] warn_slowpath_null+0x1a/0x20
 [<ffffffffa0112c5c>] intel_display_power_put+0x14c/0x160 [i915][03]
 [<ffffffffa015c574>] modeset_update_crtc_power_domains+0x224/0x230 [i915]
 [<ffffffffa01469ee>] ? gen6_read32+0x6e/0x110 [i915]
 [<ffffffffa015c58e>] haswell_modeset_global_resources+0xe/0x10 [i915]
 [<ffffffffa015d114>] __intel_set_mode+0x614/0x1680 [i915]
 [<ffffffff810c8678>] ? __enqueue_entity+0x78/0x80
 [<ffffffff810cf269>] ? enqueue_entity+0x2e9/0x990
 [<ffffffffa01608e6>] intel_set_mode+0x16/0x30 [i915]
 [<ffffffffa016199a>] intel_crtc_set_config+0xa4a/0xda0 [i915]
 [<ffffffffa003b951>] drm_mode_set_config_internal+0x61/0xe0 [drm]
 [<ffffffffa003f52b>] drm_mode_setcrtc+0x2ab/0x5b0 [drm][03]
 [<ffffffffa002fa9f>] drm_ioctl+0x1df/0x680 [drm]
 [<ffffffff812121f0>] do_vfs_ioctl+0x2d0/0x4b0
 [<ffffffff81212451>] SyS_ioctl+0x81/0xa0
 [<ffffffff81722dc7>] ? int_check_syscall_exit_work+0x34/0x3d
 [<ffffffff81722b29>] system_call_fastpath+0x16/0x1b