System hangs when user is idle long enough

[peterzay]

When you attempt to access a user id that has been idle for a long time (~hours), the computer will hang.

This is reproducible on physical hardware BUT not in a libvirt virtual machine.

ProblemType: Bug
DistroRelease: Ubuntu 25.04
Package: pluma 1.26.1-2.1
ProcVersionSignature: Ubuntu 6.14.0-15.15-generic 6.14.0
Uname: Linux 6.14.0-15-generic x86_64
ApportVersion: 2.32.0-0ubuntu5
Architecture: amd64
CasperMD5CheckResult: pass
CurrentDesktop: ubuntu:GNOME
Date: Thu May 8 18:19:14 2025
InstallationDate: Installed on 2025-05-07 (1 days ago)
InstallationMedia: Ubuntu 25.04 "Plucky Puffin" - Release amd64 (20250415.3)
ProcEnviron:
 LANG=en_US.UTF-8
 PATH=(custom, no user)
 SHELL=/bin/bash
 TERM=xterm-256color
 XDG_RUNTIME_DIR=<set>
SourcePackage: pluma
UpgradeStatus: No upgrade log present (probably fresh install)