[kde] [Bug 502317] New: System randomly gets extremely slow/laggy and unusable every 24 hrs or so. Rebooting only way to fix it.

[bugzilla_noreply at kde.org]

https://bugs.kde.org/show_bug.cgi?id=502317

            Bug ID: 502317
           Summary: System randomly gets extremely slow/laggy and unusable
                    every 24 hrs or so. Rebooting only way to fix it.
    Classification: I don't know
           Product: kde
           Version: unspecified
          Platform: NixOS
                OS: Linux
            Status: REPORTED
          Severity: major
          Priority: NOR
         Component: general
          Assignee: unassigned-bugs at kde.org
          Reporter: garare992 at gmail.com
  Target Milestone: ---

STEPS TO REPRODUCE
1. Go about your business and wait for it to happen. Happens once a day or
every other day.

OBSERVED RESULT

My computer randomly started lagging and freezing while I was watching a video
on Firefox. The video, audio, mouse, and opening other applications were all
affected. This occurred at 6:38:45


>journalctl -3
Apr 02 06:38:43 nixos kernel: amdgpu 0000:64:00.0: [drm] *ERROR*
dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Apr 02 06:38:43 nixos kernel: amdgpu 0000:64:00.0: [drm] *ERROR*
dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Apr 02 06:38:44 nixos kernel: amdgpu 0000:64:00.0: [drm] *ERROR*
dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Apr 02 06:38:44 nixos kernel: amdgpu 0000:64:00.0: [drm] *ERROR*
dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Apr 02 06:38:44 nixos kernel: amdgpu 0000:64:00.0: [drm] *ERROR*
dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Apr 02 06:38:44 nixos kernel: amdgpu 0000:64:00.0: [drm] *ERROR*
dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Apr 02 06:38:45 nixos kernel: amdgpu 0000:64:00.0: [drm] *ERROR*
dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Apr 02 06:38:45 nixos kernel: amdgpu 0000:64:00.0: [drm] *ERROR*
dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Apr 02 06:38:45 nixos kernel: amdgpu 0000:64:00.0: [drm] *ERROR*
dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Apr 02 06:38:46 nixos kernel: amdgpu 0000:64:00.0: [drm] *ERROR*
dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Apr 02 06:38:46 nixos kernel: amdgpu 0000:64:00.0: [drm] *ERROR*
dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Apr 02 06:38:46 nixos kernel: amdgpu 0000:64:00.0: [drm] *ERROR*
dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Apr 02 06:38:47 nixos kernel: amdgpu 0000:64:00.0: [drm] *ERROR*
dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Apr 02 06:38:48 nixos kernel: amdgpu 0000:64:00.0: [drm] *ERROR*
dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data

SOFTWARE/OS VERSIONS
Operating System: NixOS 25.05
KDE Plasma Version: 6.3.3
KDE Frameworks Version: 6.12.0
Qt Version: 6.8.2
Kernel Version: 6.12.20 (64-bit)
Graphics Platform: Wayland
Processors: 16 × AMD Ryzen 7 PRO 7840U w/ Radeon 780M Graphics
Memory: 27.1 GiB of RAM
Graphics Processor: AMD Radeon 780M

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