User-Agent:       Mozilla/5.0 (X11; Linux x86_64; rv:33.0) Gecko/20100101
Firefox/33.0
Build Identifier: 

Screen random freezes on Intel video. See dmesg below.

Reproducible: Always



Expected Results:  
1. work
2. play video with cat's on youtube
3. freez

[1136932.199028] WARNING: CPU: 2 PID: 874 at
../drivers/gpu/drm/i915/intel_display.c:3324
intel_crtc_wait_for_pending_flips+0x165/0x170 [i915]()
[1136932.199034] Modules linked in: ctr ccm af_packet xt_pkttype xt_LOG
xt_limit ip6t_REJECT xt_tcpudp nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_raw
ipt_REJECT iptable_raw xt_CT iptable_filter ip6table_mangle
nf_conntrack_netbios_ns nf_conntrack_broadcast nf_conntrack_ipv4 nf_defrag_ipv4
ip_tables xt_conntrack nf_conntrack ip6table_filter ip6_tables x_tables
binfmt_misc bnep x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel ecb
kvm btusb snd_hda_codec_hdmi snd_hda_codec_idt snd_hda_codec_generic
crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel bluetooth
aesni_intel snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm
sdhci_pci aes_x86_64 lrw snd_seq snd_seq_device snd_timer snd gf128mul
6lowpan_iphc r8169 sdhci glue_helper arc4 ablk_helper iTCO_wdt
iTCO_vendor_support
[1136932.199123]  hp_wmi sparse_keymap ppdev ath9k uvcvideo ath9k_common
videobuf2_vmalloc videobuf2_memops ath9k_hw videobuf2_core ath mac80211
mmc_core v4l2_common videodev cfg80211 joydev cryptd jmb38x_ms memstick rfkill
serio_raw mii pcspkr shpchp tpm_tis tpm lpc_ich parport_pc parport mei_me
thermal wmi battery mfd_core mei soundcore hp_accel processor lis3lv02d
input_polldev ac dm_mod xhci_hcd hid_logitech_dj i915 i2c_algo_bit
drm_kms_helper drm video button sg
[1136932.199202] CPU: 2 PID: 874 Comm: Xorg Tainted: G        W    
3.16.6-2-desktop #1
[1136932.199205] Hardware name: Hewlett-Packard HP ProBook 4530s/167C, BIOS
68SRR Ver. F.0A 07/18/2011
[1136932.199208]  0000000000000009 ffffffff8161ab03 0000000000000000
ffffffff8105bad7
[1136932.199213]  0000000000000000 ffff8800371ce000 ffff880037288210
ffff8800371d8000
[1136932.199217]  ffff8800371d8000 ffffffffa00f9bc5 ffff880200000000
ffff88003706e290
[1136932.199221] Call Trace:
[1136932.199243]  [<ffffffff8100519e>] dump_trace+0x8e/0x350
[1136932.199252]  [<ffffffff81005506>] show_stack_log_lvl+0xa6/0x190
[1136932.199259]  [<ffffffff81006c01>] show_stack+0x21/0x50
[1136932.199268]  [<ffffffff8161ab03>] dump_stack+0x49/0x6a
[1136932.199290]  [<ffffffff8105bad7>] warn_slowpath_common+0x77/0x90
[1136932.199371]  [<ffffffffa00f9bc5>]
intel_crtc_wait_for_pending_flips+0x165/0x170 [i915]
[1136932.199705]  [<ffffffffa00fc5a0>] intel_crtc_disable_planes+0x30/0x1a0
[i915]
[1136932.200021]  [<ffffffffa00fcb25>] ironlake_crtc_disable+0x45/0x920 [i915]
[1136932.200227]  [<ffffffffa00fde17>] intel_crtc_update_dpms+0x67/0x90 [i915]
[1136932.200405]  [<ffffffffa0110d42>] intel_crt_dpms+0x62/0xb0 [i915]
[1136932.200560]  [<ffffffffa003c086>]
drm_mode_obj_set_property_ioctl+0x396/0x3b0 [drm]
[1136932.200647]  [<ffffffffa003c0ce>]
drm_mode_connector_property_set_ioctl+0x2e/0x40 [drm]
[1136932.200729]  [<ffffffffa002b8c7>] drm_ioctl+0x1c7/0x5b0 [drm]
[1136932.200751]  [<ffffffff811c9d27>] do_vfs_ioctl+0x2e7/0x4c0
[1136932.200778]  [<ffffffff811c9f81>] SyS_ioctl+0x81/0xa0
[1136932.200789]  [<ffffffff8162182d>] system_call_fastpath+0x1a/0x1f
[1136932.200803]  [<00007f6981fa9397>] 0x7f6981fa9396
[1136932.200809] ---[ end trace 7fa7e9871f6f7d8c ]---