Details
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Bug
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Resolution: Done
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P1: Critical
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5.12.5
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Windows
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7b9b44d8f45c57df1393960807497bd7286d3471 (qt/qtdeclarative/5.15.0)
Description
Dragging an item and dropping it on a drop area seems to cause a crash on some machines after a few attempts. The call stack is:
_Qt5Cored.dll!QEvent::type() Line 301 C++_ _Qt5Quickd.dll!QQuickPointerMouseEvent::isPressEvent() Line 1535 C++_ quick/items/qquickevents.cpp:1745 _Qt5Quickd.dll!QQuickWindowPrivate::sendFilteredPointerEventImpl(QQuickPointerEvent * event, QQuickItem * receiver, QQuickItem * filteringParent) Line 2906 C++_ _Qt5Quickd.dll!QQuickWindowPrivate::sendFilteredPointerEvent(QQuickPointerEvent * event, QQuickItem * receiver, QQuickItem * filteringParent) Line 2884 C++_ _Qt5Quickd.dll!QQuickWindowPrivate::deliverMouseEvent(QQuickPointerMouseEvent * pointerEvent) Line 1781 C++_ _Qt5Quickd.dll!QQuickWindowPrivate::deliverPointerEvent(QQuickPointerEvent * event) Line 2363 C++_ _Qt5Quickd.dll!QQuickWindowPrivate::handleMouseEvent(QMouseEvent * event) Line 2225 C++_ _Qt5Quickd.dll!QQuickWindow::mouseMoveEvent(QMouseEvent * event) Line 2163 C++_ _Qt5Guid.dll!QWindow::event(QEvent * ev) Line 2243 C++_ _Qt5Quickd.dll!QQuickWindow::event(QEvent * e) Line 1688 C++_ _Qt5Cored.dll!QCoreApplicationPrivate::notify_helper(QObject * receiver, QEvent * event) Line 1249 C++_ _Qt5Cored.dll!doNotify(QObject * receiver, QEvent * event) Line 1178 C++_ _Qt5Cored.dll!QCoreApplication::notify(QObject * receiver, QEvent * event) Line 1165 C++_ _Qt5Guid.dll!QGuiApplication::notify(QObject * object, QEvent * event) Line 1797 C++_ _Qt5Cored.dll!QCoreApplication::notifyInternal2(QObject * receiver, QEvent * event) Line 1088 C++_ _Qt5Cored.dll!QCoreApplication::sendSpontaneousEvent(QObject * receiver, QEvent * event) Line 1489 C++_ _Qt5Guid.dll!QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent * e) Line 2108 C++_ _Qt5Guid.dll!QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent * e) Line 1843 C++_ _Qt5Guid.dll!QWindowSystemInterface::sendWindowSystemEvents(QFlags<enum QEventLoop::ProcessEventsFlag> flags) Line 1157 C++_ _qwindowsd.dll!QWindowsGuiEventDispatcher::sendPostedEvents() Line 83 C++_ _Qt5Cored.dll!qt_internal_proc(HWND__ * hwnd, unsigned int message, unsigned __int64 wp, __int64 lp) Line 247 C++_ _[External Code]_ _Qt5Cored.dll!QEventDispatcherWin32::processEvents(QFlags<enum QEventLoop::ProcessEventsFlag> flags) Line 640 C++_ _qwindowsd.dll!QWindowsGuiEventDispatcher::processEvents(QFlags<enum QEventLoop::ProcessEventsFlag> flags) Line 74 C++_ _Qt5Cored.dll!QEventLoop::processEvents(QFlags<enum QEventLoop::ProcessEventsFlag> flags) Line 139 C++_ _Qt5Cored.dll!QEventLoop::exec(QFlags<enum QEventLoop::ProcessEventsFlag> flags) Line 225 C++_ _Qt5Cored.dll!QCoreApplication::exec() Line 1389 C++_ _Qt5Guid.dll!QGuiApplication::exec() Line 1785 C++_ _cvi42.exe!main(int argc, char * * argv) Line 74 C++_ _cvi42.exe!WinMain(HINSTANCE__ * __formal, HINSTANCE__ * __formal, char * __formal, int __formal) Line 97 C++_
So far this issue seems to appear only on Windows. The issue has been reproduced on the following machines:
- Windows 10 Pro- NVIDIA GeForce GTX 1060- 1903 - 19033.1 - Intel i7 - 64-bit operating system - x64-based processor - 16 GB RAM
- Windows 10 Pro- NVIDIA GeForce GTX 1060- 1903 - 19017.1 - Intel i7 - 64-bit operating system - x64-based processor - 16 GB RAM
while the problem cannot be reproduced at all on:
- Windows 10 Enterprise- 1803 -17134.1365
- Windows 10 Pro - 1909 - 18362.270 - Inter(R) Core(TM) i7-6700k CPU @4.00GHz - 64 bit Operating System -16 GB
- Mac OS Catalina 10.15 - AMD Radeon R9 M370X 2048 MB - Intel(R) Core(TM) i7-4980HQ CPU @ 2.80GHz - 16 GB RAM MacBook Pro
- Windows 10 Pro N- 1909 - 18363.657 - Inter(R) Core(TM) i7-8086k CPU @4.00GHz, 4008MHz, 4 Core(s) - 64 bit Operating System -16 GB
Steps to reproduce the issue:
- Run the attached project
- Drag and drop some of the items a few times.
