FIFO underrun on boot

[tatang sutisna]

[drm:cpt_set_fifo_underrun_reporting] ERROR uncleared pch fifo underrun on pch transcoder A [drm:cpt_serr_int_handler] ERROR PCH transcoder A FIFO underrun if any wrong with my installation please help

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: xorg 1:7.7+13ubuntu3
ProcVersionSignature: Ubuntu 4.4.0-21.37-generic 4.4.6
Uname: Linux 4.4.0-21-generic i686
.tmp.unity_support_test.0:

ApportVersion: 2.20.1-0ubuntu2
Architecture: i386
CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
CompositorRunning: None
Date: Wed May 4 19:11:43 2016
DistUpgraded: 2016-04-27 09:59:09,424 ERROR got error from PostInstallScript ./xorg_fix_proprietary.py (Failed to execute child process "./xorg_fix_proprietary.py" (No such file or directory))
DistroCodename: xenial
DistroVariant: ubuntu
DkmsStatus: virtualbox, 5.0.18, 4.4.0-21-generic, i686: installed
ExtraDebuggingInterest: Yes, including running git bisection searches
GraphicsCard:
 Intel Corporation 3rd Gen Core processor Graphics Controller [8086:0156] (rev 09) (prog-if 00 [VGA controller])
   Subsystem: Lenovo 3rd Gen Core processor Graphics Controller [17aa:3977]
InstallationDate: Installed on 2016-04-26 (7 days ago)
InstallationMedia: Ubuntu 14.04.3 LTS "Trusty Tahr" - Beta i386 (20150805)
MachineType: LENOVO 20256
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-21-generic root=UUID=6f58b287-2e37-4bb4-be31-39523c4a21ea ro quiet splash
SourcePackage: xorg
UpgradeStatus: Upgraded to xenial on 2016-04-27 (7 days ago)
dmi.bios.date: 09/16/2013
dmi.bios.vendor: LENOVO
dmi.bios.version: 80CN17WW
dmi.board.asset.tag: No Asset Tag
dmi.board.name: Ideapad S210
dmi.board.vendor: LENOVO
dmi.board.version: nanananaNO DPK
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: IdeaPad S210
dmi.modalias: dmi:bvnLENOVO:bvr80CN17WW:bd09/16/2013:svnLENOVO:pn20256:pvrIdeaPadS210:rvnLENOVO:rnIdeapadS210:rvrnanananaNODPK:cvnLENOVO:ct10:cvrIdeaPadS210:
dmi.product.name: 20256
dmi.product.version: IdeaPad S210
dmi.sys.vendor: LENOVO
version.compiz: compiz 1:0.9.12.2+16.04.20160415-0ubuntu1
version.libdrm2: libdrm2 2.4.67-1
version.libgl1-mesa-dri: libgl1-mesa-dri 11.2.0-1ubuntu2
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 11.2.0-1ubuntu2
version.xserver-xorg-core: xserver-xorg-core 2:1.18.3-1ubuntu2
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.10.1-1ubuntu2
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.7.0-1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20160325-1ubuntu1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.12-1build2
xserver.bootTime: Wed May 4 19:04:46 2016
xserver.configfile: default
xserver.errors:

xserver.logfile: /var/log/Xorg.0.log
xserver.outputs:
 product id 12636
 vendor AUO
xserver.version: 2:1.18.3-1ubuntu2