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  1. Qt
  2. QTBUG-138131

WebEngine in 6.9.1 with nvidia GPU rendering fails

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Details

    • Bug
    • Resolution: Unresolved
    • Not Evaluated
    • None
    • 6.9.1
    • WebEngine
    • None
    • - nvidia drivers 390.157, GeForce GTX 880M
      - Single GPU system
      - KDE Frameworks: 6.13.0
      - Qt: 6.9.1
      - Gentoo Linux (Xcb)
      - Build ABI: x86_64-little_endian-lp64
      - Kernel: linux 6.12.9-gentoo
      - Mesa 25.0.7
    • Linux/X11

    Description

      Using e.g. ghostwriter or another application using QtWebEngine rendering with GPU acceleration, I get:

      $ ghostwriter
      [     0.345 20580 ghostwriter ] INFO      Backup files will be stored in "/home/olifre/.local/share/ghostwriter/backups/"
      [     0.356 20580 ghostwriter ] INFO      Using pandoc version 3.6.4
      [     0.357 20580 ghostwriter ] WARNING   Command "multimarkdown" is not available.
      [     0.358 20580 ghostwriter ] INFO      Using cmark version 0.31.1
      [     0.664 20580 ghostwriter ] WARNING   GBM is not supported with the current configuration. Fallback to Vulkan rendering in Chromium.
      [20580:20640:0630/220801.262318:ERROR:shared_context_state.cc(535)] OOP raster support disabled: GrContext creation failed.
      [20580:20640:0630/220801.262339:ERROR:gpu_channel_manager.cc(1029)] ContextResult::kFatalFailure: Failed to initialize Skia for SharedContextState
      [20580:20640:0630/220801.264129:ERROR:shared_image_stub.cc(589)] SharedImageStub: unable to create context
      [20580:20640:0630/220801.264151:ERROR:gpu_channel.cc(834)] GpuChannel: Failed to create SharedImageStub 

      Same was functional in 6.8.x. 

      QTWEBENGINE_CHROMIUM_FLAGS="--disable-gpu"

      works around the issue. 

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            qt_webengine_team Qt WebEngine Team
            olifre Oliver Freyermuth
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            Dates

              Created:
              Updated:

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