Additional info:
reporter:       libreport-2.5.0
WARNING: CPU: 0 PID: 2667 at drivers/gpu/drm/drm_irq.c:1138 drm_wait_one_vblank+0x172/0x1e0 [drm]()
vblank wait timed out on crtc 0
Modules linked in: xt_addrtype fuse xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun dm_thin_pool dm_persistent_data dm_bio_prison loop ccm 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 intel_rapl iosf_mbi x86_pkg_temp_thermal coretemp arc4 kvm_intel iwldvm snd_hda_codec_hdmi snd_hda_codec_conexant mac80211 snd_hda_codec_generic kvm iTCO_wdt iTCO_vendor_support snd_hda_intel crct10dif_pclmul iwlwifi crc32_pclmul snd_usb_audio
 snd_hda_controller snd_hda_codec snd_usbmidi_lib ghash_clmulni_intel snd_rawmidi snd_hwdep uvcvideo snd_seq cfg80211 snd_seq_device snd_pcm serio_raw videobuf2_vmalloc videobuf2_core videobuf2_memops v4l2_common videodev thinkpad_acpi i2c_i801 snd_timer media lpc_ich snd mfd_core tpm_tis shpchp mei_me soundcore wmi rfkill tpm mei nfsd auth_rpcgss nfs_acl lockd grace binfmt_misc sunrpc xfs libcrc32c 8021q garp stp llc mrp i915 i2c_algo_bit drm_kms_helper e1000e drm crc32c_intel sdhci_pci sdhci mmc_core ptp pps_core video
CPU: 0 PID: 2667 Comm: Xorg Not tainted 4.0.0-0.rc5.git4.1.fc22.x86_64 #1
Hardware name: LENOVO 4180AJ3/4180AJ3, BIOS 83ET74WW (1.44 ) 02/08/2013
 0000000000000000 00000000652793d0 ffff8801fae036c8 ffffffff8178207a
 0000000000000000 ffff8801fae03720 ffff8801fae03708 ffffffff8109b82a
 ffff8801fae03708 ffff880211c34800 0000000000000000 0000000000000000
Call Trace:
 [<ffffffff8178207a>] dump_stack+0x45/0x57
 [<ffffffff8109b82a>] warn_slowpath_common+0x8a/0xc0
 [<ffffffff8109b8b5>] warn_slowpath_fmt+0x55/0x70
 [<ffffffff81102670>] ? internal_add_timer+0xc0/0xc0
 [<ffffffff810de2f3>] ? finish_wait+0x53/0x70
 [<ffffffffa0080992>] drm_wait_one_vblank+0x172/0x1e0 [drm]
 [<ffffffff810de4e0>] ? wake_atomic_t_function+0x70/0x70
 [<ffffffffa0080a20>] drm_crtc_wait_one_vblank+0x20/0x30 [drm]
 [<ffffffffa013e958>] drm_plane_helper_commit+0x298/0x300 [drm_kms_helper]
 [<ffffffffa013ea5a>] drm_plane_helper_update+0x9a/0xf0 [drm_kms_helper]
 [<ffffffffa01d5546>] intel_crtc_set_config+0xdb6/0x1010 [i915]
 [<ffffffffa008a026>] drm_mode_set_config_internal+0x66/0x100 [drm]
 [<ffffffffa0147718>] restore_fbdev_mode+0xc8/0xf0 [drm_kms_helper]
 [<ffffffffa0149769>] drm_fb_helper_restore_fbdev_mode_unlocked+0x29/0x80 [drm_kms_helper]
 [<ffffffffa01497e2>] drm_fb_helper_set_par+0x22/0x50 [drm_kms_helper]
 [<ffffffffa01e4d0a>] intel_fbdev_set_par+0x1a/0x60 [i915]
 [<ffffffff814174b6>] fb_set_var+0x236/0x480
 [<ffffffffa019cb94>] ? gm45_get_vblank_counter+0x74/0xb0 [i915]
 [<ffffffff811fe0af>] ? __slab_free+0xbf/0x260
 [<ffffffff81233b9c>] ? do_sys_poll+0x14c/0x600
 [<ffffffff8140cf9c>] fbcon_blank+0x34c/0x390
 [<ffffffff810d5ba2>] ? enqueue_task_fair+0x342/0x740
 [<ffffffff81493eca>] do_unblank_screen+0xda/0x1d0
 [<ffffffff81488b3b>] vt_ioctl+0x57b/0x1430
 [<ffffffff8147b821>] tty_ioctl+0x3f1/0xc30
 [<ffffffff81231bb6>] do_vfs_ioctl+0x2c6/0x4d0
 [<ffffffff81063c01>] ? __do_page_fault+0xc1/0x440
 [<ffffffff81231e41>] SyS_ioctl+0x81/0xa0
 [<ffffffff81788509>] system_call_fastpath+0x12/0x17