> On 9 Nov 2017, at 3:50 AM, tom <email address hidden> wrote:
> 
> Update: since my current version is an LTS (16.04), i will stick with it and only upgrade when 18.04 is released, so hopefully the bug is fixed in this upcoming LTS! I have lost too much time on this bug already, but i will come here once and a while to see if it gets definitely fixed. 
> Cheers

It will be broken if no one is going to solve the issue.

I’ll start a kernel bisection and file an upstream bug when we found the commits that causes the regression.

> 
> -- 
> You received this bug notification because you are subscribed to linux
> in Ubuntu.
> https://bugs.launchpad.net/bugs/1724639
> 
> Title:
>  Bug in Kernel 4.13 : Intel Mobile Graphics 945 shows 80 % black screen
> 
> Status in linux package in Ubuntu:
>  Confirmed
> Status in openSUSE:
>  Unknown
> 
> Bug description:
>  Installed O.S. on Samsung NC10. Display worked O.K. in text mode so
>  the install went smoothly. When the system is rebooted, however,
>  switching to graphics mode results in the below described screen
>  corruption:-
> 
>  Left  Hand Side 80% of screen black with a blue of white pixels and some blue lines at the top
>  Right Hand Side 20% of screen OK.
> 
>  ProblemType: Bug
>  DistroRelease: Ubuntu 17.10
>  Package: linux-image-4.13.0-16-generic 4.13.0-16.19
>  ProcVersionSignature: Ubuntu 4.13.0-16.19-generic 4.13.4
>  Uname: Linux 4.13.0-16-generic i686
>  AlsaVersion: Advanced Linux Sound Architecture Driver Version k4.13.0-16-generic.
>  AplayDevices:
>   **** List of PLAYBACK Hardware Devices ****
>   card 0: Intel [HDA Intel], device 0: ALC272 Analog [ALC272 Analog]
>     Subdevices: 1/1
>     Subdevice #0: subdevice #0
>  ApportVersion: 2.20.7-0ubuntu3
>  Architecture: i386
>  ArecordDevices:
>   **** List of CAPTURE Hardware Devices ****
>   card 0: Intel [HDA Intel], device 0: ALC272 Analog [ALC272 Analog]
>     Subdevices: 1/1
>     Subdevice #0: subdevice #0
>  AudioDevicesInUse:
>   USER        PID ACCESS COMMAND
>   /dev/snd/controlC0:  ian         918 F.... pulseaudio
>  Card0.Amixer.info:
>   Card hw:0 'Intel'/'HDA Intel at 0xf0340000 irq 25'
>     Mixer name	: 'Realtek ALC272'
>     Components	: 'HDA:10ec0272,144dca00,00100001'
>     Controls      : 25
>     Simple ctrls  : 12
>  CurrentDesktop: LXDE
>  Date: Wed Oct 18 18:30:15 2017
>  HibernationDevice: RESUME=UUID=c54e130e-6625-4d96-ba75-4efaa6a9da75
>  InstallationDate: Installed on 2017-10-18 (0 days ago)
>  InstallationMedia: Lubuntu 17.10 "Artful Aardvark" - Release i386 (20171017.1)
>  MachineType: SAMSUNG ELECTRONICS CO., LTD. NC10
>  ProcFB: 0 inteldrmfb
>  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.13.0-16-generic root=UUID=d74a58ab-e96e-4531-a2eb-13f0d1610658 ro quiet splash vt.handoff=7
>  RelatedPackageVersions:
>   linux-restricted-modules-4.13.0-16-generic N/A
>   linux-backports-modules-4.13.0-16-generic  N/A
>   linux-firmware                             1.169
>  SourcePackage: linux
>  UpgradeStatus: No upgrade log present (probably fresh install)
>  dmi.bios.date: 04/14/2009
>  dmi.bios.vendor: Phoenix Technologies Ltd.
>  dmi.bios.version: 07CA.M002.20090414.KTW
>  dmi.board.name: NC10
>  dmi.board.vendor: SAMSUNG ELECTRONICS CO., LTD.
>  dmi.board.version: Not Applicable
>  dmi.chassis.asset.tag: No Asset Tag
>  dmi.chassis.type: 10
>  dmi.chassis.vendor: SAMSUNG ELECTRONICS CO., LTD.
>  dmi.chassis.version: N/A
>  dmi.modalias: dmi:bvnPhoenixTechnologiesLtd.:bvr07CA.M002.20090414.KTW:bd04/14/2009:svnSAMSUNGELECTRONICSCO.,LTD.:pnNC10:pvrNotApplicable:rvnSAMSUNGELECTRONICSCO.,LTD.:rnNC10:rvrNotApplicable:cvnSAMSUNGELECTRONICSCO.,LTD.:ct10:cvrN/A:
>  dmi.product.name: NC10
>  dmi.product.version: Not Applicable
>  dmi.sys.vendor: SAMSUNG ELECTRONICS CO., LTD.
> 
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