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  1. Qt Creator
  2. QTCREATORBUG-25805

Crash when resizing breakpoint view when debugger is starting up

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Details

    • Bug
    • Resolution: Unresolved
    • P3: Somewhat important
    • None
    • Qt Creator 4.15.0
    • Debugger

    Description

      Steps to reproduce:

      1. Open a session containing qtquickcontrols2 build
      2. Put a breakpoint somewhere
      3. Start debugging
      4. While the debugger is setting up, start dragging the splitter for the breakpoint view in the bottom right back and forth
      Thread 1 "qtcreator" received signal SIGSEGV, Segmentation fault.
0x00007ffff6ebb772 in QDockAreaLayoutInfo::separatorRect(QList<int> const&) const () from /home/mitch/dev/qt-unified/Tools/QtCreator/bin/../lib/Qt/lib/libQt5Widgets.so.5
(gdb) bt
#0  0x00007ffff6ebb772 in QDockAreaLayoutInfo::separatorRect(QList<int> const&) const () at /home/mitch/dev/qt-unified/Tools/QtCreator/bin/../lib/Qt/lib/libQt5Widgets.so.5
#1  0x00007ffff6ebb80f in QDockAreaLayout::separatorRect(QList<int> const&) const () at /home/mitch/dev/qt-unified/Tools/QtCreator/bin/../lib/Qt/lib/libQt5Widgets.so.5
#2  0x00007ffff6ee388e in QMainWindowLayoutSeparatorHelper<QMainWindowLayout>::adjustCursor(QPoint const&) () at /home/mitch/dev/qt-unified/Tools/QtCreator/bin/../lib/Qt/lib/libQt5Widgets.so.5
#3  0x00007ffff6ee3d17 in QMainWindowLayoutSeparatorHelper<QMainWindowLayout>::windowEvent(QEvent*) () at /home/mitch/dev/qt-unified/Tools/QtCreator/bin/../lib/Qt/lib/libQt5Widgets.so.5
#4  0x00007ffff6ee2d17 in QMainWindow::event(QEvent*) () at /home/mitch/dev/qt-unified/Tools/QtCreator/bin/../lib/Qt/lib/libQt5Widgets.so.5
#5  0x00007ffff6d9c43c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /home/mitch/dev/qt-unified/Tools/QtCreator/bin/../lib/Qt/lib/libQt5Widgets.so.5
#6  0x00007ffff6da44fa in QApplication::notify(QObject*, QEvent*) () at /home/mitch/dev/qt-unified/Tools/QtCreator/bin/../lib/Qt/lib/libQt5Widgets.so.5
#7  0x00007ffff59ff808 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /home/mitch/dev/qt-unified/Tools/QtCreator/bin/../lib/Qt/lib/libQt5Core.so.5
#8  0x00007ffff6da253a in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool, bool) ()
    at /home/mitch/dev/qt-unified/Tools/QtCreator/bin/../lib/Qt/lib/libQt5Widgets.so.5
#9  0x00007ffff6df3fe8 in QWidgetWindow::handleMouseEvent(QMouseEvent*) () at /home/mitch/dev/qt-unified/Tools/QtCreator/bin/../lib/Qt/lib/libQt5Widgets.so.5
#10 0x00007ffff6df6cf3 in QWidgetWindow::event(QEvent*) () at /home/mitch/dev/qt-unified/Tools/QtCreator/bin/../lib/Qt/lib/libQt5Widgets.so.5
#11 0x00007ffff6d9c43c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /home/mitch/dev/qt-unified/Tools/QtCreator/bin/../lib/Qt/lib/libQt5Widgets.so.5
#12 0x00007ffff6da2f20 in QApplication::notify(QObject*, QEvent*) () at /home/mitch/dev/qt-unified/Tools/QtCreator/bin/../lib/Qt/lib/libQt5Widgets.so.5
#13 0x00007ffff59ff808 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /home/mitch/dev/qt-unified/Tools/QtCreator/bin/../lib/Qt/lib/libQt5Core.so.5
#14 0x00007ffff647556d in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () at /home/mitch/dev/qt-unified/Tools/QtCreator/bin/../lib/Qt/lib/libQt5Gui.so.5
#15 0x00007ffff6476955 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) ()
    at /home/mitch/dev/qt-unified/Tools/QtCreator/bin/../lib/Qt/lib/libQt5Gui.so.5
#16 0x00007ffff64528ab in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /home/mitch/dev/qt-unified/Tools/QtCreator/bin/../lib/Qt/lib/libQt5Gui.so.5
#17 0x00007ffff10f969a in xcbSourceDispatch(_GSource*, int (*)(void*), void*) () at /home/mitch/dev/qt-unified/Tools/QtCreator/lib/Qt/plugins/platforms/../../lib/libQt5XcbQpa.so.5
#18 0x00007ffff22cf17d in g_main_context_dispatch () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#19 0x00007ffff22cf400 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007ffff22cf4a3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007ffff5a5b1cc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /home/mitch/dev/qt-unified/Tools/QtCreator/bin/../lib/Qt/lib/libQt5Core.so.5
#22 0x00007ffff59fe21a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /home/mitch/dev/qt-unified/Tools/QtCreator/bin/../lib/Qt/lib/libQt5Core.so.5
#23 0x00007ffff5a071d3 in QCoreApplication::exec() () at /home/mitch/dev/qt-unified/Tools/QtCreator/bin/../lib/Qt/lib/libQt5Core.so.5

      Qt Creator 4.15.0
Based on Qt 5.15.2 (GCC 7.3.1 20180303 (Red Hat 7.3.1-5), 64 bit)

Built on May 4 2021 01:17:20

From revision 978f6caf1e

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            mitch_curtis Mitch Curtis
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              Updated:

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