Description of problem:
Una vez ya desplegado el entorno grafico, ocurre la advertencia

Additional info:
reporter:       libreport-2.2.3
WARNING: CPU: 5 PID: 1324 at drivers/gpu/drm/i915/intel_pm.c:5997 intel_display_power_put+0x135/0x160 [i915]()
Modules linked in: ccm fuse bnep 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 snd_hda_codec_idt snd_hda_codec_hdmi snd_hda_codec_generic arc4 ath9k ath9k_common ath9k_hw ath mac80211 uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev media snd_hda_intel snd_hda_controller snd_hda_codec x86_pkg_temp_thermal rtsx_pci_sdmmc mmc_core iTCO_wdt rtsx_pci_ms memstick ppdev hp_accel hp_wmi sparse_keymap lis3lv02d cfg80211 joydev iTCO_vendor_support coretemp
ath3k btusb bluetooth tpm_tis kvm_intel kvm input_polldev snd_hwdep crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel snd_seq microcode tpm mei_me mei rtsx_pci lpc_ich mfd_core snd_seq_device serio_raw parport_pc wmi shpchp parport snd_pcm rfkill hp_wireless snd_timer snd soundcore nfsd auth_rpcgss nfs_acl lockd sunrpc i915 i2c_algo_bit drm_kms_helper drm r8169 mii i2c_core video
CPU: 5 PID: 1324 Comm: X Not tainted 3.16.7-200.fc20.x86_64 #1
Hardware name: Hewlett-Packard HP ProBook 450 G1/1942, BIOS L74 Ver. 01.09 04/29/2014
0000000000000000 00000000de7cc1c2 ffff88031e47ba80 ffffffff81707fe5
0000000000000000 ffff88031e47bab8 ffffffff8108d0bd ffff88032bb9002c
ffff88032bb90000 ffff88032aa70b70 ffff88032bb98520 ffff88032bb90000
Call Trace:
[<ffffffff81707fe5>] dump_stack+0x45/0x56
[<ffffffff8108d0bd>] warn_slowpath_common+0x7d/0xa0
[<ffffffff8108d1ea>] warn_slowpath_null+0x1a/0x20
[<ffffffffa009ca55>] intel_display_power_put+0x135/0x160 [i915]
[<ffffffffa00e5754>] modeset_update_crtc_power_domains+0x224/0x230 [i915]
[<ffffffffa00cff49>] ? gen6_read32+0x69/0x110 [i915]
[<ffffffffa00e576e>] haswell_modeset_global_resources+0xe/0x10 [i915]
[<ffffffffa00e62f4>] __intel_set_mode+0x614/0x1590 [i915]
[<ffffffff81180400>] ? find_get_entries+0x130/0x1a0
[<ffffffffa00e9926>] intel_set_mode+0x16/0x30 [i915]
[<ffffffffa00ea89d>] intel_crtc_set_config+0x8ed/0xdb0 [i915]
[<ffffffffa00456a1>] drm_mode_set_config_internal+0x61/0xe0 [drm]
[<ffffffffa00461a1>] drm_framebuffer_remove+0x101/0x160 [drm]
[<ffffffffa0049f28>] drm_mode_rmfb+0xd8/0x100 [drm]
[<ffffffffa0039a6c>] drm_ioctl+0x1ec/0x660 [drm]
[<ffffffff812094bf>] ? __d_free+0x3f/0x60
[<ffffffff81209514>] ? dentry_free+0x34/0x40
[<ffffffff8120a5cc>] ? __dentry_kill+0x14c/0x1c0
[<ffffffff81206c30>] do_vfs_ioctl+0x2e0/0x4a0
[<ffffffff811f58be>] ? ____fput+0xe/0x10
[<ffffffff81206e71>] SyS_ioctl+0x81/0xa0
[<ffffffff8170f629>] system_call_fastpath+0x16/0x1b