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[Bug 1519282] Re: Keyboard backlight stopped working after upgrade to Wily

 

Harry P, to advise, one shouldn't change the package unless there is
strong technical evidence to the package being at fault. Just because it
has the word efi in it, doesn't mean it has anything to do with this
problem.

Despite this, if you are going to use legacy boot going forward, and if
you aren't going to continue providing logs and debugging this issue,
then there isn't a reason to keep this open as updates filter down from
the respective upstream projects into Ubuntu.

Hence, if you are going to do that, then yes, mark this Confirmed (not
change the package).

** Package changed: efibootmgr (Ubuntu) => linux (Ubuntu)

** Changed in: linux (Ubuntu)
   Importance: Medium => Low

** Changed in: linux (Ubuntu)
       Status: New => Invalid

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https://bugs.launchpad.net/bugs/1519282

Title:
  Keyboard backlight stopped working after upgrade to Wily

Status in linux package in Ubuntu:
  Invalid

Bug description:
  I'm using a Samsung Ativ Book 9.  Keyboard backlight worked OK under
  Vivid, seems to have stopped working since I installed Wily.  Can't
  see any evidence of it in /sys/class.

  Happy to do any further debugging if it helps.

  ProblemType: Bug
  DistroRelease: Ubuntu 15.10
  Package: linux-image-4.2.0-18-generic 4.2.0-18.22
  ProcVersionSignature: Ubuntu 4.2.0-18.22-generic 4.2.3
  Uname: Linux 4.2.0-18-generic x86_64
  ApportVersion: 2.19.1-0ubuntu5
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC1:  harry      1635 F.... pulseaudio
   /dev/snd/controlC0:  harry      1635 F.... pulseaudio
  CurrentDesktop: GNOME
  Date: Tue Nov 24 09:45:23 2015
  EcryptfsInUse: Yes
  HibernationDevice: RESUME=UUID=9a886cf6-b939-4fdc-9721-bbf214a10519
  InstallationDate: Installed on 2015-10-15 (39 days ago)
  InstallationMedia: Ubuntu-GNOME 15.10 "Wily Werewolf" - Alpha amd64 (20150924)
  MachineType: SAMSUNG ELECTRONICS CO., LTD. 940X3G/930X3G
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.2.0-18-generic.efi.signed root=/dev/mapper/ubuntu--gnome--vg-root ro noprompt persistent quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-4.2.0-18-generic N/A
   linux-backports-modules-4.2.0-18-generic  N/A
   linux-firmware                            1.149.2
  SourcePackage: linux
  UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev'
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 08/19/2014
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: P05ACJ.128.140819.dg
  dmi.board.asset.tag: No Asset Tag
  dmi.board.name: NP940X3G-K05US
  dmi.board.vendor: SAMSUNG ELECTRONICS CO., LTD.
  dmi.board.version: SAMSUNG_SW_REVISION_1234567890ABCD
  dmi.chassis.asset.tag: No Asset Tag
  dmi.chassis.type: 9
  dmi.chassis.vendor: SAMSUNG ELECTRONICS CO., LTD.
  dmi.chassis.version: N/A
  dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrP05ACJ.128.140819.dg:bd08/19/2014:svnSAMSUNGELECTRONICSCO.,LTD.:pn940X3G/930X3G:pvrP05ACJ:rvnSAMSUNGELECTRONICSCO.,LTD.:rnNP940X3G-K05US:rvrSAMSUNG_SW_REVISION_1234567890ABCD:cvnSAMSUNGELECTRONICSCO.,LTD.:ct9:cvrN/A:
  dmi.product.name: 940X3G/930X3G
  dmi.product.version: P05ACJ
  dmi.sys.vendor: SAMSUNG ELECTRONICS CO., LTD.

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