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  1. Qt
  2. QTBUG-67324

[Reg: Qt5.9.3 -> 5.9.4][Windows] Scene3DRenderer crash with offscreen rendering

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Details

    • 196d037239a6499e8b21dbbf35ef3d65765bcd6a in 5.9, 898c11d13a1af0c70fc8d5902bf3da210d6c2faf in 5.11

    Description

      02d01a68971747f01a270226f6474190736939cf https://codereview.qt-project.org/#/c/216201/ is causing regression in certain use cases when doing offscreen rendering.

      Steps to reproduce the issue.
      1. Run attached test application which is modified version from Qt example application rendercontrol
      2. Click on 'Reset' button

      Outcome:
      Application crashes with the attached backtrace.

      Notes:
      Crash occurs at least on Windows 10 64 bit with msvc2017.
      It doesn't reproduce on macOS or Linux.

      Attachments

        1. QTBUG-67324.tar.gz
          9 kB
        2. fullstack.txt
          51 kB
        3. simplestack.txt
          10 kB
        For Gerrit Dashboard: QTBUG-67324
        # Subject Branch Project Status CR V
        227159,3 Scene3DRenderer: Do not call windowChanged lambda on destroyed object 5.11 qt/qt3d Status: MERGED +2 0
        227217,2 Scene3DRenderer: Do not call windowChanged lambda on destroyed object 5.9 qt/qt3d Status: MERGED +2 0

        Activity

          People

            owolff Oliver Wolff
            kileppal Kimmo Leppälä
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            Dates

              Created:
              Updated:
              Resolved:

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