Displays screen contents upon waking from sleep (before login)

[Ethan Morgan]

Seems to be an issue with the GNOME shell - upon waking from sleep, displays screen contents for several seconds before defaulting to the login screen. Could be a serious security issue for some people.

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: xorg 1:7.7+19ubuntu7
ProcVersionSignature: Ubuntu 4.15.0-23.25-generic 4.15.18
Uname: Linux 4.15.0-23-generic x86_64
.tmp.unity_support_test.0:

ApportVersion: 2.20.9-0ubuntu7.2
Architecture: amd64
CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
CompositorRunning: None
CurrentDesktop: ubuntu:GNOME
Date: Fri Jun 15 09:14:54 2018
DistUpgraded: 2018-05-21 16:23:12,151 ERROR got error from PostInstallScript ./xorg_fix_proprietary.py (g-exec-error-quark: Failed to execute child process “./xorg_fix_proprietary.py” (No such file or directory) (8))
DistroCodename: bionic
DistroVariant: ubuntu
GraphicsCard:
 Intel Corporation Iris Graphics 540 [8086:1926] (rev 0a) (prog-if 00 [VGA controller])
   Subsystem: Hewlett-Packard Company Iris Graphics 540 [103c:81ac]
InstallationDate: Installed on 2017-11-20 (207 days ago)
InstallationMedia: Ubuntu 16.04.3 LTS "Xenial Xerus" - Release amd64 (20170801)
MachineType: HP HP ENVY x360 m6 Convertible
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-23-generic root=UUID=4386fd35-55a3-4f9f-9973-e5a05d2912c6 ro quiet splash vt.handoff=1
SourcePackage: xorg
Symptom: display
UpgradeStatus: Upgraded to bionic on 2018-05-21 (24 days ago)
dmi.bios.date: 06/05/2017
dmi.bios.vendor: Insyde
dmi.bios.version: F.28
dmi.board.asset.tag: Type2 - Board Asset Tag
dmi.board.name: 81AC
dmi.board.vendor: HP
dmi.board.version: 53.27
dmi.chassis.asset.tag: Chassis Asset Tag
dmi.chassis.type: 31
dmi.chassis.vendor: HP
dmi.chassis.version: Chassis Version
dmi.modalias: dmi:bvnInsyde:bvrF.28:bd06/05/2017:svnHP:pnHPENVYx360m6Convertible:pvrType1ProductConfigId:rvnHP:rn81AC:rvr53.27:cvnHP:ct31:cvrChassisVersion:
dmi.product.family: 103C_5335KV G=N L=CON B=HP S=ENV
dmi.product.name: HP ENVY x360 m6 Convertible
dmi.product.version: Type1ProductConfigId
dmi.sys.vendor: HP
version.compiz: compiz 1:0.9.13.1+18.04.20180302-0ubuntu1
version.libdrm2: libdrm2 2.4.91-2
version.libgl1-mesa-dri: libgl1-mesa-dri 18.0.0~rc5-1ubuntu1
version.libgl1-mesa-glx: libgl1-mesa-glx 18.0.0~rc5-1ubuntu1
version.xserver-xorg-core: xserver-xorg-core 2:1.19.6-1ubuntu4
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.10.5-1ubuntu1
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:18.0.1-1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20171229-1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.15-2
xserver.bootTime: Wed Jun 13 17:34:04 2018
xserver.configfile: default
xserver.errors:

xserver.logfile: /var/log/Xorg.0.log
xserver.version: 2:1.19.6-1ubuntu4
xserver.video_driver: modeset

[Daniel van Vugt (vanvugt)]

Thank you for taking the time to report this bug and helping to make Ubuntu better. This particular bug has already been reported and is a duplicate of bug 1768786, so it is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Feel free to continue to report any other bugs you may find.