Bug 430426

Application: krita (4.4.1)

Qt Version: 5.15.2
Frameworks Version: 5.77.0
Operating System: Linux 5.9.14-arch1-1 x86_64
Windowing system: Wayland
Distribution: Arch Linux

-- Information about the crash:
- What I was doing when the application crashed:
Opening a file in a Wayland session.

- Custom settings of the application:
Launched using the --platform wayland argument. Using XWayland appears to not cause problems.

The crash can be reproduced every time.

-- Backtrace:
Application: Krita (krita), signal: Segmentation fault

[KCrash Handler]
#4  0x00007f10e7b78596 in XQueryKeymap () from /usr/lib/libX11.so.6
#5  0x00007f10ead26cb9 in KisExtendedModifiersMapper::Private::Private() () from /usr/lib/libkritaui.so.20
#6  0x00007f10ead26e7e in KisExtendedModifiersMapper::KisExtendedModifiersMapper() () from /usr/lib/libkritaui.so.20
#7  0x00007f10ead24285 in KisInputManager::Private::handleCompressedTabletEvent(QEvent*) () from /usr/lib/libkritaui.so.20
#8  0x00007f10ead1e50a in KisInputManager::slotCompressedMoveEvent() () from /usr/lib/libkritaui.so.20
#9  0x00007f10e8876e10 in ?? () from /usr/lib/libQt5Core.so.5
#10 0x00007f10e98c8766 in KisSignalCompressor::tryEmitSignalSafely() () from /usr/lib/libkritaglobal.so.20
#11 0x00007f10e98c8992 in KisSignalCompressor::start() () from /usr/lib/libkritaglobal.so.20
#12 0x00007f10ead202e7 in KisInputManager::eventFilterImpl(QEvent*) () from /usr/lib/libkritaui.so.20
#13 0x00007f10e883f7e3 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/libQt5Core.so.5
#14 0x00007f10e9307741 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#15 0x00007f10e930e87b in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#16 0x00007f10ead9610a in KisApplication::notify(QObject*, QEvent*) () from /usr/lib/libkritaui.so.20
#17 0x00007f10e883fa7a in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/libQt5Core.so.5
#18 0x00007f10e930d87e in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool, bool) () from /usr/lib/libQt5Widgets.so.5
#19 0x00007f10e9361249 in ?? () from /usr/lib/libQt5Widgets.so.5
#20 0x00007f10e936463f in ?? () from /usr/lib/libQt5Widgets.so.5
#21 0x00007f10e9307752 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#22 0x00007f10ead9610a in KisApplication::notify(QObject*, QEvent*) () from /usr/lib/libkritaui.so.20
#23 0x00007f10e883fa7a in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/libQt5Core.so.5
#24 0x00007f10e8c19594 in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () from /usr/lib/libQt5Gui.so.5
#25 0x00007f10e8beebb5 in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Gui.so.5
#26 0x00007f10e8beee39 in QWindowSystemInterface::flushWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Gui.so.5
#27 0x00007f10e886c582 in QObject::event(QEvent*) () from /usr/lib/libQt5Core.so.5
#28 0x00007f10e9307752 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#29 0x00007f10ead9610a in KisApplication::notify(QObject*, QEvent*) () from /usr/lib/libkritaui.so.20
#30 0x00007f10e883fa7a in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/libQt5Core.so.5
#31 0x00007f10e8842573 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/libQt5Core.so.5
#32 0x00007f10e88990a4 in ?? () from /usr/lib/libQt5Core.so.5
#33 0x00007f10e5cc48f4 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#34 0x00007f10e5d18821 in ?? () from /usr/lib/libglib-2.0.so.0
#35 0x00007f10e5cc3121 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#36 0x00007f10e88986e1 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#37 0x00007f10e883e3fc in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#38 0x00007f10e8846894 in QCoreApplication::exec() () from /usr/lib/libQt5Core.so.5
#39 0x0000556a5dde3088 in main ()
[Inferior 1 (process 8312) detached]

Reported using DrKonqi