** Bug watch added: gitlab.freedesktop.org/xorg/xserver/-/issues #1010
   https://gitlab.freedesktop.org/xorg/xserver/-/issues/1010

** Also affects: xorg-server via
   https://gitlab.freedesktop.org/xorg/xserver/-/issues/1010
   Importance: Unknown
       Status: Unknown

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You received this bug notification because you are a member of Desktop
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https://bugs.launchpad.net/bugs/1879893

Title:
  GNOME crashed when resuming from sleep in NVIDIA performance mode with
  disconnecting dell-wd19tb-dock

Status in OEM Priority Project:
  New
Status in X.Org X server:
  Unknown
Status in xorg-server package in Ubuntu:
  New
Status in xorg-server-hwe-18.04 package in Ubuntu:
  Invalid
Status in xorg-server source package in Bionic:
  Won't Fix
Status in xorg-server-hwe-18.04 source package in Bionic:
  New
Status in xorg-server source package in Focal:
  New
Status in xorg-server-hwe-18.04 source package in Focal:
  Invalid

Bug description:
  1. Install Ubuntu 18.04.2 LTS with linux-oem-osp1 kernel, 
xserver-xorg-hwe-18.04 and nvidia-driver-440.
  2. Select the performance mode in NVIDIA settings and reboot the system.
  3. Connect dell-wd19tb-dock to the system.
  4. Connect external HDMI monitor to dell-wd19tb-dock.
  5. Open a terminal, some GUI applications and then execute `systemctl 
suspend` in the terminal.
  6. Disconnect dell-wd19tb-dock after the system fell asleep.
  7. Resume the system and login the GNOME desktop environment.

  Expected result:
  The terminal and other GUI applications will still exist.

  Actual result:
  All opened GUI applications in GNOME are gone.

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: xserver-xorg-core-hwe-18.04 2:1.20.5+git20191008-0ubuntu1~18.04.1
  ProcVersionSignature: Ubuntu 5.0.0-1052.57-oem-osp1 5.0.21
  Uname: Linux 5.0.0-1052-oem-osp1 x86_64
  NonfreeKernelModules: nvidia_modeset nvidia
  ApportVersion: 2.20.9-0ubuntu7.14
  Architecture: amd64
  CurrentDesktop: ubuntu:GNOME
  Date: Thu May 21 03:31:41 2020
  DistributionChannelDescriptor:
   # This is the distribution channel descriptor for the OEM CDs
   # For more information see 
http://wiki.ubuntu.com/DistributionChannelDescriptor
   canonical-oem-somerville-bionic-amd64-20190418-59+beaver-osp1-gilly+X33
  InstallationDate: Installed on 2020-05-06 (14 days ago)
  InstallationMedia: Ubuntu 18.04 "Bionic" - Build amd64 LIVE Binary 
20190418-12:10
  ProcEnviron:
   TERM=xterm-256color
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SourcePackage: xorg-server-hwe-18.04
  UpgradeStatus: No upgrade log present (probably fresh install)

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