Public bug reported:
Backlight now non functional even when rebooting. No backlight in bios
screen or when OS boots
ProblemType: Bug
DistroRelease: Ubuntu 16.10
Package: linux-image-4.8.0-37-generic 4.8.0-37.39
ProcVersionSignature: Ubuntu 4.8.0-37.39-generic 4.8.16
Uname: Linux 4.8.0-37-generic x86_64
ApportVersion: 2.20.3-0ubuntu8.2
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/pcmC0D0p: doc 7697 F...m pulseaudio
/dev/snd/controlC0: doc 7697 F.... pulseaudio
CurrentDesktop: XFCE
Date: Sun Feb 5 00:54:51 2017
EcryptfsInUse: Yes
HibernationDevice: RESUME=UUID=3baeb745-d8b3-48bb-ab61-e6104afb4154
InstallationDate: Installed on 2017-01-06 (29 days ago)
InstallationMedia: Xubuntu 16.10 "Yakkety Yak" - Release amd64 (20161012.2)
Lsusb:
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 003: ID 04f2:b52d Chicony Electronics Co., Ltd
Bus 001 Device 002: ID 8087:0a2a Intel Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
MachineType: HP HP 250 G5 Notebook PC
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.8.0-37-generic.efi.signed
root=/dev/mapper/xubuntu--vg-root ro quiet splash acpi_backlight=vendor
acpi_osi=Linux video.use_native_backlight=0 vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-4.8.0-37-generic N/A
linux-backports-modules-4.8.0-37-generic N/A
linux-firmware 1.161.1
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 08/01/2016
dmi.bios.vendor: Insyde
dmi.bios.version: F.14
dmi.board.asset.tag: Type2 - Board Asset Tag
dmi.board.name: 81EB
dmi.board.vendor: HP
dmi.board.version: 61.30
dmi.chassis.asset.tag: Chassis Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: HP
dmi.chassis.version: Chassis Version
dmi.modalias:
dmi:bvnInsyde:bvrF.14:bd08/01/2016:svnHP:pnHP250G5NotebookPC:pvrType1ProductConfigId:rvnHP:rn81EB:rvr61.30:cvnHP:ct10:cvrChassisVersion:
dmi.product.name: HP 250 G5 Notebook PC
dmi.product.version: Type1ProductConfigId
dmi.sys.vendor: HP
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Confirmed
** Tags: amd64 apport-bug yakkety
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https://bugs.launchpad.net/bugs/1661901
Title:
Laptop suspended while connected to TV via HDMI and backlight went out
Status in linux package in Ubuntu:
Confirmed
Bug description:
Backlight now non functional even when rebooting. No backlight in bios
screen or when OS boots
ProblemType: Bug
DistroRelease: Ubuntu 16.10
Package: linux-image-4.8.0-37-generic 4.8.0-37.39
ProcVersionSignature: Ubuntu 4.8.0-37.39-generic 4.8.16
Uname: Linux 4.8.0-37-generic x86_64
ApportVersion: 2.20.3-0ubuntu8.2
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/pcmC0D0p: doc 7697 F...m pulseaudio
/dev/snd/controlC0: doc 7697 F.... pulseaudio
CurrentDesktop: XFCE
Date: Sun Feb 5 00:54:51 2017
EcryptfsInUse: Yes
HibernationDevice: RESUME=UUID=3baeb745-d8b3-48bb-ab61-e6104afb4154
InstallationDate: Installed on 2017-01-06 (29 days ago)
InstallationMedia: Xubuntu 16.10 "Yakkety Yak" - Release amd64 (20161012.2)
Lsusb:
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 003: ID 04f2:b52d Chicony Electronics Co., Ltd
Bus 001 Device 002: ID 8087:0a2a Intel Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
MachineType: HP HP 250 G5 Notebook PC
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.8.0-37-generic.efi.signed
root=/dev/mapper/xubuntu--vg-root ro quiet splash acpi_backlight=vendor
acpi_osi=Linux video.use_native_backlight=0 vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-4.8.0-37-generic N/A
linux-backports-modules-4.8.0-37-generic N/A
linux-firmware 1.161.1
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 08/01/2016
dmi.bios.vendor: Insyde
dmi.bios.version: F.14
dmi.board.asset.tag: Type2 - Board Asset Tag
dmi.board.name: 81EB
dmi.board.vendor: HP
dmi.board.version: 61.30
dmi.chassis.asset.tag: Chassis Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: HP
dmi.chassis.version: Chassis Version
dmi.modalias:
dmi:bvnInsyde:bvrF.14:bd08/01/2016:svnHP:pnHP250G5NotebookPC:pvrType1ProductConfigId:rvnHP:rn81EB:rvr61.30:cvnHP:ct10:cvrChassisVersion:
dmi.product.name: HP 250 G5 Notebook PC
dmi.product.version: Type1ProductConfigId
dmi.sys.vendor: HP
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