Would it be possible for you to test the latest upstream kernel? Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest v4.15 kernel[0].
If this bug is fixed in the mainline kernel, please add the following tag 'kernel-fixed-upstream'. If the mainline kernel does not fix this bug, please add the tag: 'kernel-bug-exists-upstream'. Once testing of the upstream kernel is complete, please mark this bug as "Confirmed". Thanks in advance. [0] http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.15-rc1/ ** Changed in: linux (Ubuntu) Importance: Undecided => Medium ** Tags added: performing-bisect -- 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/1734490 Title: Graphics mode never switches from console mode on Artful kernel Status in linux package in Ubuntu: Confirmed Bug description: Booting a Lenovo S-10 Ideal pad on the 4.13 kernel in Artful fails to bring up the Graphical display (only the mouse shows). Console-mode works fine. Switch back to previous release kernel (4.10) works fine. Booting includes an intel graphics assertion about plane B switching. ProblemType: Bug DistroRelease: Ubuntu 17.10 Package: linux-image-4.13.0-17-generic 4.13.0-17.20 ProcVersionSignature: Ubuntu 4.13.0-17.20-generic 4.13.8 Uname: Linux 4.13.0-17-generic i686 AlsaVersion: Advanced Linux Sound Architecture Driver Version k4.13.0-17-generic. AplayDevices: Home directory not accessible: Permission denied **** List of PLAYBACK Hardware Devices **** card 0: Intel [HDA Intel], device 0: ALC272 Analog [ALC272 Analog] Subdevices: 1/1 Subdevice #0: subdevice #0 ApportVersion: 2.20.7-0ubuntu3.5 Architecture: i386 ArecordDevices: Home directory not accessible: Permission denied **** List of CAPTURE Hardware Devices **** card 0: Intel [HDA Intel], device 0: ALC272 Analog [ALC272 Analog] Subdevices: 1/1 Subdevice #0: subdevice #0 AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/by-path', '/dev/snd/hwC0D0', '/dev/snd/pcmC0D0c', '/dev/snd/pcmC0D0p', '/dev/snd/controlC0', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1: Card0.Amixer.info: Card hw:0 'Intel'/'HDA Intel at 0x58340000 irq 26' Mixer name : 'Realtek ALC272' Components : 'HDA:10ec0272,17aac000,00100001' Controls : 25 Simple ctrls : 12 Date: Sat Nov 25 16:49:10 2017 HibernationDevice: RESUME=UUID=aafbc493-1d2a-461a-abf2-6b6d98917d8c InstallationDate: Installed on 2017-05-06 (202 days ago) InstallationMedia: Lubuntu 16.10 "Yakkety Yak" - Release i386 (20161012.1) MachineType: LENOVO 2957 ProcEnviron: TERM=linux PATH=(custom, no user) LANG=en_US.UTF-8 SHELL=/bin/bash ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.13.0-17-generic root=UUID=1976e1af-afbb-46db-a689-b0d7ef818e9e ro quiet splash vt.handoff=7 PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: Home directory not accessible: Permission denied No PulseAudio daemon running, or not running as session daemon. RelatedPackageVersions: linux-restricted-modules-4.13.0-17-generic N/A linux-backports-modules-4.13.0-17-generic N/A linux-firmware 1.169 SourcePackage: linux UpgradeStatus: Upgraded to artful on 2017-11-17 (8 days ago) dmi.bios.date: 06/05/2009 dmi.bios.vendor: LENOVO dmi.bios.version: 1ACN16WW(V1.07) dmi.board.asset.tag: Base Board Asset Tag dmi.board.name: Mariana2 dmi.board.vendor: LENOVO dmi.board.version: Base Board Version dmi.chassis.asset.tag: Chassis Asset Tag dmi.chassis.type: 1 dmi.chassis.vendor: Chassis Manufacturer dmi.chassis.version: Chassis Version dmi.modalias: dmi:bvnLENOVO:bvr1ACN16WW(V1.07):bd06/05/2009:svnLENOVO:pn2957:pvrLenovoIdeaPadS10-2:rvnLENOVO:rnMariana2:rvrBaseBoardVersion:cvnChassisManufacturer:ct1:cvrChassisVersion: dmi.product.family: Intel_Mobile dmi.product.name: 2957 dmi.product.version: Lenovo IdeaPad S10-2 dmi.sys.vendor: LENOVO To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1734490/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
