Public bug reported:
EliteBook 850 G6, internal panel dead after suspend, external HDMI
works, clean on 6.17.0-40, broken on 7.0.0-28.
ProblemType: Bug
DistroRelease: Ubuntu 24.04
Package: linux-image-7.0.0-28-generic 7.0.0-28.28~24.04.1
ProcVersionSignature: Ubuntu 7.0.0-28.28~24.04.1-generic 7.0.12
Uname: Linux 7.0.0-28-generic x86_64
ApportVersion: 2.28.2-0ubuntu0.1
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: chrigi 7891 F.... pipewire
chrigi 7897 F.... wireplumber
/dev/snd/seq: chrigi 7891 F.... pipewire
CasperMD5CheckResult: pass
CurrentDesktop: ubuntu:GNOME
Date: Tue Jul 21 19:40:35 2026
InstallationDate: Installed on 2026-03-19 (124 days ago)
InstallationMedia: Ubuntu 24.04.4 LTS "Noble Numbat" - Release amd64 (20260210)
MachineType: HP HP EliteBook 850 G6
ProcEnviron:
LANG=en_US.UTF-8
PATH=(custom, no user)
SHELL=/bin/bash
TERM=xterm-256color
XDG_RUNTIME_DIR=<set>
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-7.0.0-28-generic
root=/dev/mapper/ubuntu--vg-ubuntu--lv ro quiet splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-7.0.0-28-generic N/A
linux-backports-modules-7.0.0-28-generic N/A
linux-firmware 20240318.git3b128b60-0ubuntu2.27
SourcePackage: linux-hwe-7.0
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 11/04/2025
dmi.bios.release: 34.0
dmi.bios.vendor: HP
dmi.bios.version: R70 Ver. 01.34.00
dmi.board.name: 8549
dmi.board.vendor: HP
dmi.board.version: KBC Version 52.71.00
dmi.chassis.type: 10
dmi.chassis.vendor: HP
dmi.ec.firmware.release: 82.113
dmi.modalias:
dmi:bvnHP:bvrR70Ver.01.34.00:bd11/04/2025:br34.0:efr82.113:svnHP:pnHPEliteBook850G6:pvrSBKPFV3:rvnHP:rn8549:rvrKBCVersion52.71.00:cvnHP:ct10:cvr:sku4YD62AV:pfa103C_5336ANHPEliteBook:
dmi.product.family: 103C_5336AN HP EliteBook
dmi.product.name: HP EliteBook 850 G6
dmi.product.sku: 4YD62AV
dmi.product.version: SBKPFV3
dmi.sys.vendor: HP
** Affects: linux-hwe-7.0 (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug noble wayland-session
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https://bugs.launchpad.net/bugs/2161456
Title:
EliteBook 850 G6, internal panel dead after suspend, external HDMI
works, clean on 6.17.0-40, broken on 7.0.0-28
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