Hi, Do you prefer being called Kal-Heng?
On 9 November 2017 at 06:28, Kai-Heng Feng <[email protected]> wrote: > Please try this kernel, > http://people.canonical.com/~khfeng/lp1724639-1/ > > 13 more kernels to test. > SUMMARY ========= I have tried the above kernel and the graphics bug does _not_ happen. Looking forward to testing another kernel. I am not familiar with Linux kernels and command line package handling (dpkg) but I can get by with 1) helpful suggestions and 2) looking at man/info pages. Also: I am very keen to help you track down this bug. DETAILS ======= These files were downloaded on my computer (turing):- ian@turing:~/isos/khfeng/2017-11-09$ ls -lhrt total 57M -rw-rw-r-- 1 ian ian 936K Nov 9 11:12 linux-firmware-image-4.12.0_4.12.0-3_i386.deb -rw-rw-r-- 1 ian ian 11M Nov 9 11:12 linux-headers-4.12.0_4.12.0-3_i386.deb -rw-rw-r-- 1 ian ian 46M Nov 9 11:12 linux-image-4.12.0_4.12.0-3_i386.deb Installed kernel on my Samsung NC10 Netbook (hawking) by copying the 3 debs you provided and typing:- dpkg -i *.deb Modified my copy of /etc/default/grub to comment out this variable:- #GRUB_GFXPAYLOAD_LINUX=text Did: sudo update-grub FIRST TEST ========== Rebooted. Went into the GRUB sub-menu, "Advanced options for Ubuntu" . Selected kernel 4.12.0 from the list. It booted with no graphics problems at all. Did uname -a. Got Linux hawking 4.12.0 # 3 SMP Thu 9 05:53:31 UTC 2017 i686 i686 i686 GNU/Linux SECOND TEST ============ Rebooted. Went for kernel 4.14.0-04140045-generic The graphics problem reoccurred. THIRD TEST ========== Did the first test again. No change - no graphics problem. HTH, Ian -- -- ACCU - Professionalism in programming - http://www.accu.org -- My writing - https://sites.google.com/site/ianbruntlett/ -- Free Software page - https://sites.google.com/site/ianbruntlett/home/free-software -- You received this bug notification because you are a member of Kernel Packages, which is 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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