FWIW, the problem persisted through another cycle of suspend-resume. Restarting the server (logging out and logging in again) eliminated the problem.
On Thu, Sep 4, 2025 at 9:45 PM Daniel van Vugt <[email protected]> wrote: > Maybe also relevant: The attached kernel log shows the amdgpu kernel > driver ran into trouble shortly after resuming from suspend: > > [686625.523145] amdgpu 0000:c2:00.0: [drm] REG_WAIT timeout 1us * 100 > tries - dcn31_program_compbuf_size line:142 > [686625.523195] ------------[ cut here ]------------ > [686625.523199] WARNING: CPU: 2 PID: 4102 at > drivers/gpu/drm/amd/amdgpu/../display/dc/hubbub/dcn31/dcn31_hubbub.c:151 > dcn31_program_compbuf_size+0xcf/0x230 [amdgpu] > > -- > You received this bug notification because you are subscribed to the bug > report. > https://bugs.launchpad.net/bugs/2122038 > > Title: > Windows on second monitor become non-interactive after resuming from > suspend > > Status in Ubuntu: > Incomplete > > Bug description: > After unsuspending a laptop with an external monitor attached, all the > content in the external monitor becomes unusable (the best way I can > describe it). > > The external monitor's screen is a a mixture of terminals, emacs > windows, and firefox browser windows. I find I can not interact with > any of its content. None of it is selectable. Also, there is a > peculiar extraneous 'home' icon in the middle of the screen (lower > right quadrant), perhaps around the same place it would be if it were > on the main screen (which has lower resolution) - but maybe I'm > inferring too much. > > I discovered that I can select (focus on) windows on the second > monitor via the window manager's side bar (on the main screen), by > asking the manager to show "All Windows" and selecting the window from > there. After that, I can use the selected window on the second monitor > for a while. If, however, I do anything that deselects the window > (like clicking anywhere else on the screen), I can no longer interact > with it. > > I suspect that restarting the window system will remediate the > problem, which is what I plan to do after submitting this report. > > ProblemType: Bug > DistroRelease: Ubuntu 24.04 > Package: xorg 1:7.7+23ubuntu3 > ProcVersionSignature: Ubuntu 6.14.0-29.29~24.04.1-generic 6.14.8 > Uname: Linux 6.14.0-29-generic x86_64 > ApportVersion: 2.28.1-0ubuntu3.8 > Architecture: amd64 > BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log' > CasperMD5CheckResult: pass > CompositorRunning: None > CurrentDesktop: ubuntu:GNOME > Date: Thu Sep 4 08:15:42 2025 > DistUpgraded: Fresh install > DistroCodename: noble > DistroVariant: ubuntu > ExtraDebuggingInterest: Yes > GraphicsCard: > Advanced Micro Devices, Inc. [AMD/ATI] Phoenix1 [1002:15bf] (rev c2) > (prog-if 00 [VGA controller]) > Subsystem: Framework Computer Inc. Phoenix1 [f111:0005] > InstallationDate: Installed on 2024-05-24 (468 days ago) > InstallationMedia: Ubuntu 24.04 LTS "Noble Numbat" - Release amd64 > (20240424) > MachineType: Framework Laptop 16 (AMD Ryzen 7040 Series) > ProcEnviron: > LANG=en_US.UTF-8 > PATH=(custom, no user) > SHELL=/bin/bash > TERM=xterm-256color > XDG_RUNTIME_DIR=<set> > ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-6.14.0-29-generic > root=UUID=e9e4c860-53aa-40f9-b434-141bbe09b99a ro quiet splash vt.handoff=7 > SourcePackage: xorg > Symptom: display > Title: Xorg freeze > UpgradeStatus: No upgrade log present (probably fresh install) > dmi.bios.date: 03/27/2024 > dmi.bios.release: 3.3 > dmi.bios.vendor: INSYDE Corp. > dmi.bios.version: 03.03 > dmi.board.asset.tag: * > dmi.board.name: FRANMZCP07 > dmi.board.vendor: Framework > dmi.board.version: A7 > dmi.chassis.asset.tag: FRAGAACPAG4164001Z > dmi.chassis.type: 10 > dmi.chassis.vendor: Framework > dmi.chassis.version: AG > dmi.modalias: > dmi:bvnINSYDECorp.:bvr03.03:bd03/27/2024:br3.3:svnFramework:pnLaptop16(AMDRyzen7040Series):pvrAG:rvnFramework:rnFRANMZCP07:rvrA7:cvnFramework:ct10:cvrAG:skuFRAGAACP0G: > dmi.product.family: 16in Laptop > dmi.product.name: Laptop 16 (AMD Ryzen 7040 Series) > dmi.product.sku: FRAGAACP0G > dmi.product.version: AG > dmi.sys.vendor: Framework > version.compiz: compiz N/A > version.libdrm2: libdrm2 2.4.122-1~ubuntu0.24.04.1 > version.libgl1-mesa-dri: libgl1-mesa-dri 25.0.7-0ubuntu0.24.04.1 > version.libgl1-mesa-glx: libgl1-mesa-glx N/A > version.xserver-xorg-core: xserver-xorg-core 2:21.1.12-1ubuntu1.4 > version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A > version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:22.0.0-1build1 > version.xserver-xorg-video-intel: xserver-xorg-video-intel > 2:2.99.917+git20210115-1build1 > version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau > 1:1.0.17-2ubuntu0.1 > > To manage notifications about this bug go to: > https://bugs.launchpad.net/ubuntu/+bug/2122038/+subscriptions > > -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2122038 Title: Windows on second monitor become non-interactive after resuming from suspend To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/2122038/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
