Hi, in debian testing this does not happen, neither in debian unstable or other distros with the same gnome-shell package version
I confirm it's a regression from 18.10 to 19.04 In 18.10 it works fine -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to nvidia-graphics-drivers-390 in Ubuntu. https://bugs.launchpad.net/bugs/1809407 Title: [nvidia] After resume the unlock screen is a black background with pixel garbage. Bitmap garbage flashes on the screen when interacting with anything. Status in gnome-shell package in Ubuntu: Confirmed Status in mutter package in Ubuntu: Confirmed Status in nvidia-graphics-drivers-390 package in Ubuntu: Confirmed Status in nvidia-graphics-drivers-418 package in Ubuntu: Confirmed Bug description: Every other wake from sleep presents a corrupted screen with no unlock app. There's a dock and system menu on a black background with pixel garbage. Some personal information in the dock's large window thumbnails. Bitmap garbage flashes on the screen when interacting with anything. Only workaround is doing another sleep-wake cycle. ProblemType: Bug DistroRelease: Ubuntu 18.10 Package: xorg 1:7.7+19ubuntu8 ProcVersionSignature: Ubuntu 4.18.0-12.13-generic 4.18.17 Uname: Linux 4.18.0-12-generic x86_64 NonfreeKernelModules: nvidia_modeset nvidia .proc.driver.nvidia.gpus.0000.4b.00.0: Error: [Errno 21] Is a directory: '/proc/driver/nvidia/gpus/0000:4b:00.0' .proc.driver.nvidia.registry: Binary: "" .proc.driver.nvidia.version: NVRM version: NVIDIA UNIX x86_64 Kernel Module 390.87 Tue Aug 21 12:33:05 PDT 2018 GCC version: gcc version 8.2.0 (Ubuntu 8.2.0-7ubuntu1) ApportVersion: 2.20.10-0ubuntu13.1 Architecture: amd64 BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log' CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' CompositorRunning: None CurrentDesktop: ubuntu:GNOME Date: Thu Dec 20 22:19:29 2018 DistUpgraded: 2018-12-01 23:07:50,385 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: cosmic DistroVariant: ubuntu DkmsStatus: nvidia, 390.87, 4.18.0-11-generic, x86_64: installed nvidia, 390.87, 4.18.0-12-generic, x86_64: installed virtualbox, 5.2.18, 4.18.0-11-generic, x86_64: installed virtualbox, 5.2.18, 4.18.0-12-generic, x86_64: installed ExtraDebuggingInterest: Yes, if not too technical GraphicsCard: NVIDIA Corporation GP106 [GeForce GTX 1060 3GB] [10de:1c02] (rev a1) (prog-if 00 [VGA controller]) Subsystem: eVga.com. Corp. GP106 [GeForce GTX 1060 3GB] [3842:6162] InstallationDate: Installed on 2018-10-28 (54 days ago) InstallationMedia: Ubuntu 18.04.1 LTS "Bionic Beaver" - Release amd64 (20180725) MachineType: Gigabyte Technology Co., Ltd. Default string ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.18.0-12-generic root=UUID=a8c839e7-c579-4699-999a-748f804ff9e0 ro quiet splash vt.handoff=1 SourcePackage: xorg Symptom: display UpgradeStatus: Upgraded to cosmic on 2018-12-02 (18 days ago) dmi.bios.date: 06/08/2017 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: F24 dmi.board.asset.tag: Default string dmi.board.name: X99P-SLI-CF dmi.board.vendor: Gigabyte Technology Co., Ltd. dmi.board.version: x.x dmi.chassis.asset.tag: Default string dmi.chassis.type: 3 dmi.chassis.vendor: Default string dmi.chassis.version: Default string dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrF24:bd06/08/2017:svnGigabyteTechnologyCo.,Ltd.:pnDefaultstring:pvrDefaultstring:rvnGigabyteTechnologyCo.,Ltd.:rnX99P-SLI-CF:rvrx.x:cvnDefaultstring:ct3:cvrDefaultstring: dmi.product.family: Default string dmi.product.name: Default string dmi.product.sku: Default string dmi.product.version: Default string dmi.sys.vendor: Gigabyte Technology Co., Ltd. version.compiz: compiz N/A version.libdrm2: libdrm2 2.4.95-1 version.libgl1-mesa-dri: libgl1-mesa-dri 18.2.2-0ubuntu1 version.libgl1-mesa-glx: libgl1-mesa-glx 18.2.2-0ubuntu1 version.nvidia-graphics-drivers: nvidia-graphics-drivers-* N/A version.xserver-xorg-core: xserver-xorg-core 2:1.20.1-3ubuntu2.1 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:18.1.0-1 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20171229-1ubuntu1 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.15-3 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1809407/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp