Additional info:
reporter:       libreport-2.2.3
WARNING: CPU: 0 PID: 4567 at drivers/gpu/drm/i915/intel_display.c:9711 intel_check_page_flip+0xdb/0xf0 [i915]()
Kicking stuck page flip: queued at 135938, now 135945
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 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 cpufreq_stats samsung_laptop iTCO_wdt arc4 iTCO_vendor_support iwldvm intel_rapl iosf_mbi x86_pkg_temp_thermal coretemp mac80211 kvm_intel kvm uvcvideo videobuf2_vmalloc videobuf2_core iwlwifi snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic btusb cfg80211 bluetooth snd_hda_intel videobuf2_memops v4l2_common videodev snd_hda_controller snd_hda_codec joydev snd_hwdep snd_seq serio_raw snd_seq_device media r8169 snd_pcm mii rfkill snd_timer tpm_tis snd tpm mei_me shpchp soundcore i2c_i801 lpc_ich mei mfd_core wmi btrfs xor raid6_pq dm_crypt i915 crct10dif_pclmul i2c_algo_bit crc32_pclmul drm_kms_helper crc32c_intel drm ghash_clmulni_intel video
CPU: 0 PID: 4567 Comm: cinnamon-screen Not tainted 3.20.0-0.rc0.git9.2.fc23.x86_64 #1
Hardware name: SAMSUNG ELECTRONICS CO., LTD. 900X3C/900X3D/900X3E/900X4C/900X4D/NP900X3E-A01SE, BIOS P05ABK 02/26/2013
 0000000000000000 000000002c04dcc0 ffff88011f203cf8 ffffffff8177e6bd
 0000000000000000 ffff88011f203d50 ffff88011f203d38 ffffffff8109c7aa
 ffff88011f203d68 ffff880119ebf800 ffff880119d05000 0000000000000000
Call Trace:
 <IRQ>  [<ffffffff8177e6bd>] dump_stack+0x45/0x57
 [<ffffffff8109c7aa>] warn_slowpath_common+0x8a/0xc0
 [<ffffffff8109c835>] warn_slowpath_fmt+0x55/0x70
 [<ffffffffa014f00b>] intel_check_page_flip+0xdb/0xf0 [i915]
 [<ffffffffa011b15c>] ironlake_irq_handler+0x42c/0x1000 [i915]
 [<ffffffff81105669>] ? update_process_times+0x59/0x60
 [<ffffffff810f4837>] handle_irq_event_percpu+0x77/0x1a0
 [<ffffffff810f499b>] handle_irq_event+0x3b/0x60
 [<ffffffff810f7b8e>] handle_edge_irq+0x6e/0x120
 [<ffffffff81017534>] handle_irq+0x74/0x140
 [<ffffffff8178788f>] do_IRQ+0x4f/0xf0
 [<ffffffff817855ed>] common_interrupt+0x6d/0x6d
 <EOI> 

Potential duplicate: bug 1194964