Public bug reported:

After rebooting my Ubuntu system, the graphical interface appears to
load with a degraded display configuration.

The following issues occur:

Desktop icons suddenly appear larger than normal

Screen resolution seems lower than usual

Display looks blurry

HDMI/DisplayPort audio output is no longer available (cannot connect to
external speakers)

It appears that the dedicated graphics driver is not loading properly at
boot, and the system may be falling back to a generic software renderer
(possibly llvmpipe or VESA).

The issue happens after a normal reboot (no manual configuration changes made).
Before rebooting, the system works correctly with proper resolution and 
functional audio output via HDMI.

Expected behavior:
The system should load the correct graphics driver at boot, maintain the 
correct screen resolution, and detect HDMI/DisplayPort audio devices.

Actual behavior:
The system boots into a low-resolution, blurry display mode, and HDMI audio 
output is unavailable.

ProblemType: Package
DistroRelease: Ubuntu 24.04
Package: virtualbox-dkms 7.0.16-dfsg-2ubuntu1.1
ProcVersionSignature: Ubuntu 6.17.0-14.14~24.04.1-generic 6.17.9
Uname: Linux 6.17.0-14-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.28.1-0ubuntu3.8
Architecture: amd64
CasperMD5CheckResult: pass
DKMSKernelVersion: 6.17.0-14-generic
Date: Thu Feb 12 06:56:01 2026
InstallationDate: Installed on 2025-07-22 (205 days ago)
InstallationMedia: Ubuntu 24.04.2 LTS "Noble Numbat" - Release amd64 (20250215)
PackageVersion: 7.0.16-dfsg-2ubuntu1.1
Python3Details: /usr/bin/python3.12, Python 3.12.3, python3-minimal, 
3.12.3-0ubuntu2.1
PythonDetails: N/A
RelatedPackageVersions:
 dpkg 1.22.6ubuntu6.5
 apt  2.8.3
SourcePackage: virtualbox
Title: virtualbox-dkms 7.0.16-dfsg-2ubuntu1.1: virtualbox kernel module failed 
to build
UpgradeStatus: No upgrade log present (probably fresh install)

** Affects: virtualbox (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-package noble

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https://bugs.launchpad.net/bugs/2141631

Title:
  virtualbox-dkms 7.0.16-dfsg-2ubuntu1.1: virtualbox kernel module
  failed to build

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