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  1. Qt
  2. QTBUG-47385

Crash in XCB Backend after display turned off/on

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    • Commits:
      a094af001795c9651b299d700a992150d1aba33a

      Description

      If I have some Qt 5.5.0 based application open (or some Qt 5.4.x) and disconnect my display and connect it again (intel graphics driver, X11, XCB backend), often the Qt application crashs with the following backtrace leading to the XCB backend:

      libQt5XcbQpa.so.5(_ZNK10QXcbScreen11mapToNativeERK5QRect+0xe)[0x7f675a52fd3e]
      libQt5XcbQpa.so.5(_ZNK10QXcbWindow11mapToNativeERK5QRectPK10QXcbScreen+0x8b)[0x7f675a53456b]
      libQt5XcbQpa.so.5(_ZN10QXcbWindow18propagateSizeHintsEv+0x6a)[0x7f675a535a9a]
      libQt5XcbQpa.so.5(_ZN10QXcbWindow11setGeometryERK5QRect+0x2c)[0x7f675a539abc]
      libQt5Widgets.so.5(_ZN14QWidgetPrivate8show_sysEv+0x16c)[0x7f675c8e31bc]
      libQt5Widgets.so.5(_ZN14QWidgetPrivate11show_helperEv+0x83)[0x7f675c8ea383]
      libQt5Widgets.so.5(_ZN7QWidget10setVisibleEb+0x137)[0x7f675c8ecd27]
      libQt5Widgets.so.5(+0x4925d8)

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              Assignee:
              srutledg Shawn Rutledge
              Reporter:
              cullmann Christoph Cullmann
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              4 Vote for this issue
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              15 Start watching this issue

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                Created:
                Updated:
                Resolved:

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