D6526: Fix crash on selecting items in documentation plugins' home listings

[Friedrich W. H. Kossebau]

kossebau added a comment.


  Backtrace of actual crash:
  
    #1  0x00007ffff1deb939 in QAbstractItemView::mouseReleaseEvent(QMouseEvent*) () at /usr/lib64/libQt5Widgets.so.5
    #2  0x00007ffff1e3007b in QTreeView::mouseReleaseEvent(QMouseEvent*) () at /usr/lib64/libQt5Widgets.so.5
    #3  0x00007ffff1bf9748 in QWidget::event(QEvent*) () at /usr/lib64/libQt5Widgets.so.5
    #4  0x00007ffff1cd24ee in QFrame::event(QEvent*) () at /usr/lib64/libQt5Widgets.so.5
    #5  0x00007ffff1df3f2c in QAbstractItemView::viewportEvent(QEvent*) () at /usr/lib64/libQt5Widgets.so.5
    #6  0x00007ffff1e2f96c in QTreeView::viewportEvent(QEvent*) () at /usr/lib64/libQt5Widgets.so.5
    #7  0x00007ffff0e32284 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
    #8  0x00007ffff1bbb915 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
    #9  0x00007ffff1bc320f in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
    #10 0x00007ffff0e32578 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
    #11 0x00007ffff1bc225f in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) ()
  
  Backtrace of premature destruction of the man home widget , with the QTreeView as child:
  
    #5  0x00007fff92729b4a in ManPageDocumentationWidget::~ManPageDocumentationWidget() (this=0x29447d0, __in_chrg=<optimized out>)
        at /home/koder/Kode/kdegit/kf5/extragear/kdevelop/kdevelop/documentation/manpage/manpagedocumentationwidget.cpp:74
    #6  0x00007ffff0e5ff88 in QObject::event(QEvent*) () at /usr/lib64/libQt5Core.so.5
    #7  0x00007ffff1bf9ed3 in QWidget::event(QEvent*) () at /usr/lib64/libQt5Widgets.so.5
    #8  0x00007ffff1cd24ee in QFrame::event(QEvent*) () at /usr/lib64/libQt5Widgets.so.5
    #9  0x00007ffff1bbb93c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
    #10 0x00007ffff1bc2cb4 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
    #11 0x00007ffff0e32578 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
    #12 0x00007ffff0e348b5 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib64/libQt5Core.so.5
    #13 0x00007fffeae088bd in  () at /usr/lib64/libQt5Quick.so.5
    #14 0x00007fffeae08bd0 in QQuickRenderControl::~QQuickRenderControl() () at /usr/lib64/libQt5Quick.so.5
    #15 0x00007fffe693f023 in  () at /usr/lib64/libQt5QuickWidgets.so.5
    #16 0x00007fffe693da9b in  () at /usr/lib64/libQt5QuickWidgets.so.5
    #17 0x00007fffe693db19 in  () at /usr/lib64/libQt5QuickWidgets.so.5
    #18 0x00007ffff0e666f3 in QObject::~QObject() () at /usr/lib64/libQt5Core.so.5
    #19 0x00007ffff1bf5826 in QWidget::~QWidget() () at /usr/lib64/libQt5Widgets.so.5
    #20 0x00007fffe62a5021 in  () at /usr/lib64/libQt5WebEngineWidgets.so.5
    #21 0x00007fffdff3210a in  () at /usr/lib64/libQt5WebEngineCore.so.5
    #22 0x00007fffdff32279 in  () at /usr/lib64/libQt5WebEngineCore.so.5
    #23 0x00007fffe03912bf in  () at /usr/lib64/libQt5WebEngineCore.so.5
    #24 0x00007fffe0386022 in  () at /usr/lib64/libQt5WebEngineCore.so.5
    #25 0x00007fffe01e1379 in  () at /usr/lib64/libQt5WebEngineCore.so.5
    #26 0x00007fffe020dd3f in  () at /usr/lib64/libQt5WebEngineCore.so.5
    #27 0x00007fffe020e329 in  () at /usr/lib64/libQt5WebEngineCore.so.5
    #28 0x00007fffe021457d in  () at /usr/lib64/libQt5WebEngineCore.so.5
    #29 0x00007fffe01e3d21 in  () at /usr/lib64/libQt5WebEngineCore.so.5
    #30 0x00007fffe01ded9a in  () at /usr/lib64/libQt5WebEngineCore.so.5
    #31 0x00007fffe0455f06 in  () at /usr/lib64/libQt5WebEngineCore.so.5
    #32 0x00007fffe04561c9 in  () at /usr/lib64/libQt5WebEngineCore.so.5
    #33 0x00007fffdff4d9de in  () at /usr/lib64/libQt5WebEngineCore.so.5
    #34 0x00007fffdff4dc7a in QtWebEngineCore::WebContentsAdapter::~WebContentsAdapter() () at /usr/lib64/libQt5WebEngineCore.so.5
    #35 0x00007fffe6295af2 in  () at /usr/lib64/libQt5WebEngineWidgets.so.5
    #36 0x00007fffe6295b49 in  () at /usr/lib64/libQt5WebEngineWidgets.so.5
    #37 0x00007fffe6290203 in QWebEnginePage::~QWebEnginePage() () at /usr/lib64/libQt5WebEngineWidgets.so.5
    #38 0x00007fffe6290229 in QWebEnginePage::~QWebEnginePage() () at /usr/lib64/libQt5WebEngineWidgets.so.5
    #39 0x00007fffe62a1352 in  () at /usr/lib64/libQt5WebEngineWidgets.so.5
    #40 0x00007fffedcd227c in KDevelop::StandardDocumentationView::setDelegateLinks(bool) (this=0x4aaa000, delegate=true)

REPOSITORY
  R33 KDevPlatform

REVISION DETAIL
  https://phabricator.kde.org/D6526

To: kossebau, #kdevelop
Cc: kdevelop-devel
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