kernel-packages team mailing list archive

[Daniel Basten <axhm3a@xxxxxxxxx>]

I will try current Kernel with disable c-states give me a few hours.

Moondog <1554613@xxxxxxxxxxxxxxxxxx> schrieb am Mi., 20. Apr. 2016,
07:21:

> While I noticed the screen-flicker doesn't show while compiling a linux
> kernel, I am guessing the problem might be related to c-states. After
> adding "intel_idle.max_cstate=0" to the kernel command-line the screen-
> flicker hasn't shown anymore.
>
> While disabling c-states is not acceptable as a workaround, it might
> help to find the root-cause of the problem for the (Intel) developers.
> Can anyone confirm the c-state relation?
>
> --
> You received this bug notification because you are subscribed to a
> duplicate bug report (1561729).
> https://bugs.launchpad.net/bugs/1554613
>
> Title:
>   screen flickering on XPS13 9350
>
> Status in Linux:
>   Incomplete
> Status in linux package in Ubuntu:
>   Triaged
>
> Bug description:
>   see LP: #1552304
>
>   does not affect 4.4.0-8
>   affects 4.4.0-9 to 4.4.0-16
>
>   ProblemType: Bug
>   DistroRelease: Ubuntu 16.04
>   Package: linux-image-generic 4.4.0.11.12
>   ProcVersionSignature: Ubuntu 4.4.0-8.23-generic 4.4.2
>   Uname: Linux 4.4.0-8-generic x86_64
>   ApportVersion: 2.20-0ubuntu3
>   Architecture: amd64
>   AudioDevicesInUse:
>    USER        PID ACCESS COMMAND
>    /dev/snd/controlC0:  tbonfort   1498 F.... pulseaudio
>   CurrentDesktop: KDE
>   Date: Tue Mar  8 09:57:12 2016
>   HibernationDevice: RESUME=UUID=3248e0d7-0dac-4ccc-8982-b5ac5ce6ed5e
>   InstallationDate: Installed on 2016-01-07 (61 days ago)
>   InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64
> (20151021)
>   Lsusb:
>    Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
>    Bus 001 Device 003: ID 0c45:670c Microdia
>    Bus 001 Device 002: ID 0a5c:6412 Broadcom Corp.
>    Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
>   MachineType: Dell Inc. XPS 13 9350
>   ProcFB: 0 inteldrmfb
>   ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-8-generic
> root=UUID=757547b8-d0e4-4eb8-8afd-920b743f99a4 ro quiet splash vt.handoff=7
>   RelatedPackageVersions:
>    linux-restricted-modules-4.4.0-8-generic N/A
>    linux-backports-modules-4.4.0-8-generic  N/A
>    linux-firmware                           1.156
>   SourcePackage: linux
>   UpgradeStatus: Upgraded to xenial on 2016-02-28 (9 days ago)
>   dmi.bios.date: 01/08/2016
>   dmi.bios.vendor: Dell Inc.
>   dmi.bios.version: 1.2.3
>   dmi.board.name: 07TYC2
>   dmi.board.vendor: Dell Inc.
>   dmi.board.version: A01
>   dmi.chassis.type: 9
>   dmi.chassis.vendor: Dell Inc.
>   dmi.modalias:
> dmi:bvnDellInc.:bvr1.2.3:bd01/08/2016:svnDellInc.:pnXPS139350:pvr:rvnDellInc.:rn07TYC2:rvrA01:cvnDellInc.:ct9:cvr:
>   dmi.product.name: XPS 13 9350
>   dmi.sys.vendor: Dell Inc.
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/linux/+bug/1554613/+subscriptions
>

-- 
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/1554613

Title:
  screen flickering on XPS13 9350

Status in Linux:
  Incomplete
Status in linux package in Ubuntu:
  Triaged

Bug description:
  see LP: #1552304

  does not affect 4.4.0-8
  affects 4.4.0-9 to 4.4.0-16

  ProblemType: Bug
  DistroRelease: Ubuntu 16.04
  Package: linux-image-generic 4.4.0.11.12
  ProcVersionSignature: Ubuntu 4.4.0-8.23-generic 4.4.2
  Uname: Linux 4.4.0-8-generic x86_64
  ApportVersion: 2.20-0ubuntu3
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  tbonfort   1498 F.... pulseaudio
  CurrentDesktop: KDE
  Date: Tue Mar  8 09:57:12 2016
  HibernationDevice: RESUME=UUID=3248e0d7-0dac-4ccc-8982-b5ac5ce6ed5e
  InstallationDate: Installed on 2016-01-07 (61 days ago)
  InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021)
  Lsusb:
   Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
   Bus 001 Device 003: ID 0c45:670c Microdia
   Bus 001 Device 002: ID 0a5c:6412 Broadcom Corp.
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  MachineType: Dell Inc. XPS 13 9350
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-8-generic root=UUID=757547b8-d0e4-4eb8-8afd-920b743f99a4 ro quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-4.4.0-8-generic N/A
   linux-backports-modules-4.4.0-8-generic  N/A
   linux-firmware                           1.156
  SourcePackage: linux
  UpgradeStatus: Upgraded to xenial on 2016-02-28 (9 days ago)
  dmi.bios.date: 01/08/2016
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: 1.2.3
  dmi.board.name: 07TYC2
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A01
  dmi.chassis.type: 9
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: dmi:bvnDellInc.:bvr1.2.3:bd01/08/2016:svnDellInc.:pnXPS139350:pvr:rvnDellInc.:rn07TYC2:rvrA01:cvnDellInc.:ct9:cvr:
  dmi.product.name: XPS 13 9350
  dmi.sys.vendor: Dell Inc.

To manage notifications about this bug go to:
https://bugs.launchpad.net/linux/+bug/1554613/+subscriptions