Details
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Bug
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Resolution: Done
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P1: Critical
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6.5.0 FF
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None
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Windows 11
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Windows
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e284887e0f (qt/qtconnectivity/dev) e284887e0f (qt/tqtc-qtconnectivity/dev) 06b3f5a133 (qt/qtconnectivity/6.3) df481605c1 (qt/qtconnectivity/6.3.2) 2e8c556cac (qt/qtconnectivity/6.4) 06b3f5a133 (qt/tqtc-qtconnectivity/6.3)
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Foundation Sprint 64
Description
When running Qt Remote Objects bleclient example I sometimes see a crash when doing device discovery.
Steps to reproduce:
- Start scanning
- Select a device from the list while scanning is still in progress. This normally stops scanning, but sometimes leads to a crash.
Backtrace of the main thread:
1 winrt::impl::consume_Windows_Devices_Enumeration_IDeviceWatcher<winrt::Windows::Devices::Enumeration::IDeviceWatcher>::Status windows.devices.enumeration.h 646 0x7ff931461c57 2 QBluetoothDeviceWatcherWinRT::canStop qbluetoothdevicewatcher_winrt.cpp 103 0x7ff93145a7ab 3 QBluetoothDeviceWatcherWinRT::stop qbluetoothdevicewatcher_winrt.cpp 60 0x7ff93145a38c 4 QWinRTBluetoothDeviceDiscoveryWorker::stop qbluetoothdevicediscoveryagent_winrt.cpp 360 0x7ff931368b84 5 QWinRTBluetoothDeviceDiscoveryWorker::finishDiscovery qbluetoothdevicediscoveryagent_winrt.cpp 367 0x7ff931369f94 6 QWinRTBluetoothDeviceDiscoveryWorker::decrementPendingDevicesCountAndCheckFinished qbluetoothdevicediscoveryagent_winrt.cpp 612 0x7ff93136c0c7 7 QWinRTBluetoothDeviceDiscoveryWorker::qt_static_metacall qbluetoothdevicediscoveryagent_winrt.moc 466 0x7ff931367d2c 8 QMetaCallEvent::placeMetaCall qobject.cpp 611 0x7ff92fb6b766 9 QObject::event qobject.cpp 1378 0x7ff92fb61bf6 10 QApplicationPrivate::notify_helper qapplication.cpp 3305 0x7ff9316df26b 11 QApplication::notify qapplication.cpp 3256 0x7ff9316dc4fa 12 QCoreApplication::notifyInternal2 qcoreapplication.cpp 1026 0x7ff92faa5857 13 QCoreApplication::sendEvent qcoreapplication.cpp 1443 0x7ff92faa2eeb 14 QCoreApplicationPrivate::sendPostedEvents qcoreapplication.cpp 1804 0x7ff92faa7bb2 15 QEventDispatcherWin32::sendPostedEvents qeventdispatcher_win.cpp 894 0x7ff92febe77f 16 QWindowsGuiEventDispatcher::sendPostedEvents qwindowsguieventdispatcher.cpp 44 0x7ff92ecf59c5 17 QEventDispatcherWin32::processEvents qeventdispatcher_win.cpp 464 0x7ff92febca7f 18 QWindowsGuiEventDispatcher::processEvents qwindowsguieventdispatcher.cpp 36 0x7ff92ecf597b 19 QEventLoop::processEvents qeventloop.cpp 101 0x7ff92fac6e6c 20 QEventLoop::exec qeventloop.cpp 182 0x7ff92fac7154 21 QCoreApplication::exec qcoreapplication.cpp 1347 0x7ff92faa2c8a 22 QGuiApplication::exec qguiapplication.cpp 1861 0x7ff92e59f60a 23 QApplication::exec qapplication.cpp 2587 0x7ff9316d923c 24 main main.cpp 30 0x7ff6bfb0379e 25 WinMain qtentrypoint_win.cpp 50 0x7ff6bfb09732 26 invoke_main exe_common.inl 107 0x7ff6bfb06392 27 __scrt_common_main_seh exe_common.inl 288 0x7ff6bfb0627e 28 __scrt_common_main exe_common.inl 331 0x7ff6bfb0613e 29 WinMainCRTStartup exe_winmain.cpp 17 0x7ff6bfb0642e 30 BaseThreadInitThunk KERNEL32 0x7ff9740f54e0 31 RtlUserThreadStart ntdll 0x7ff974fa485b
Full backtrace attached.