https://bugs.kde.org/show_bug.cgi?id=520581
Bug ID: 520581
Summary: Crash on Canvas Input -> Rotate Canvas -> Key
Combination for Rotate Mode
Classification: Applications
Product: krita
Version First git master (please specify the git hash!)
Reported In:
Platform: Compiled Sources
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: Shortcuts and Canvas Input Settings
Assignee: [email protected]
Reporter: [email protected]
Target Milestone: ---
DESCRIPTION
Krita crashes on null pointer when trying to get the posF() of the event that
apparently doesn't exist.
STEPS TO REPRODUCE
1. Go to Canvas Input Settings -> Rotate Canvas
2. Add Key Combination -> Ctrl + R
3. Use it on the canvas
OBSERVED RESULT
Crash (segfault on null pointer)
EXPECTED RESULT
No crash
SOFTWARE/OS VERSIONS
Qt Version: 5.15.7
ADDITIONAL INFORMATION
Thread 1 "krita" received signal SIGSEGV, Segmentation fault.
KisAbstractInputAction::eventPosF (this=0x555557d645c0, event=0x0) at
/home/appimage/persistent/krita/libs/ui/input/kis_abstract_input_action.cpp:217
217 switch (event->type()) {
(gdb) bt
#0 KisAbstractInputAction::eventPosF (this=0x555557d645c0, event=0x0) at
/home/appimage/persistent/krita/libs/ui/input/kis_abstract_input_action.cpp:217
#1 0x00007ffff7ab00a6 in KisRotateCanvasAction::begin (this=0x555557d645c0,
shortcut=<optimized out>, event=0x0) at
/home/appimage/persistent/krita/libs/ui/input/kis_rotate_canvas_action.cpp:103
#2 0x00007ffff7ac001c in
KisShortcutMatcher::tryRunSingleActionShortcutImpl<Qt::Key, QEvent>
(this=this@entry=0x555556bf1580, param=param@entry=Qt::Key_R,
event=event@entry=0x0, keysState=..., keyboard=keyboard@entry=true) at
/home/appimage/persistent/krita/libs/ui/input/kis_shortcut_matcher.cpp:834
#3 0x00007ffff7abe3a8 in KisShortcutMatcher::keyPressed (this=0x555556bf1580,
key=key@entry=Qt::Key_R) at
/home/appimage/persistent/krita/libs/ui/input/kis_shortcut_matcher.cpp:217
#4 0x00007ffff7a986cb in KisInputManager::eventFilterImpl
(this=0x555557d5e998, event=<optimized out>) at
/home/appimage/persistent/krita/libs/ui/input/kis_input_manager.cpp:451
#5 0x00007ffff54f1caa in
QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) ()
from /home/appimage/appimage-workspace/deps/usr/lib/libQt5Core.so.5
#6 0x00007ffff61177d2 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /home/appimage/appimage-workspace/deps/usr/lib/libQt5Widgets.so.5
#7 0x00007ffff611f5a6 in QApplication::notify(QObject*, QEvent*) () from
/home/appimage/appimage-workspace/deps/usr/lib/libQt5Widgets.so.5
#8 0x00007ffff7b7cc95 in KisApplication::notify (this=0x7fffffffe730,
receiver=0x555557c772b0, event=0x7fffffffdfb0) at
/home/appimage/persistent/krita/libs/ui/KisApplication.cpp:920
#9 0x00007ffff54f1f4a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /home/appimage/appimage-workspace/deps/usr/lib/libQt5Core.so.5
#10 0x00007ffff6177abf in ?? () from
/home/appimage/appimage-workspace/deps/usr/lib/libQt5Widgets.so.5
#11 0x00007ffff61177e3 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /home/appimage/appimage-workspace/deps/usr/lib/libQt5Widgets.so.5
#12 0x00007ffff7b7cc95 in KisApplication::notify (this=0x7fffffffe730,
receiver=0x555557df5010, event=0x7fffffffdfb0) at
/home/appimage/persistent/krita/libs/ui/KisApplication.cpp:920
#13 0x00007ffff54f1f4a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /home/appimage/appimage-workspace/deps/usr/lib/libQt5Core.so.5
#14 0x00007ffff59239aa in
QGuiApplicationPrivate::processKeyEvent(QWindowSystemInterfacePrivate::KeyEvent*)
() from /home/appimage/appimage-workspace/deps/usr/lib/libQt5Gui.so.5
#15 0x00007ffff58fbd25 in bool
QWindowSystemInterfacePrivate::handleWindowSystemEvent<QWindowSystemInterface::SynchronousDelivery>(QWindowSystemInterfacePrivate::WindowSystemEvent*)
() from /home/appimage/appimage-workspace/deps/usr/lib/libQt5Gui.so.5
#16 0x00007ffff58fece6 in QWindowSystemInterface::handleShortcutEvent(QWindow*,
unsigned long, int, QFlags<Qt::KeyboardModifier>, unsigned int, unsigned int,
unsigned int, QString const&, bool, unsigned short) () from
/home/appimage/appimage-workspace/deps/usr/lib/libQt5Gui.so.5
#17 0x00007ffff59238cf in
QGuiApplicationPrivate::processKeyEvent(QWindowSystemInterfacePrivate::KeyEvent*)
() from /home/appimage/appimage-workspace/deps/usr/lib/libQt5Gui.so.5
#18 0x00007ffff58fb82c in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() from /home/appimage/appimage-workspace/deps/usr/lib/libQt5Gui.so.5
#19 0x00007ffff00a53ee in ?? () from
/home/appimage/appimage-workspace/deps/usr/lib/libQt5XcbQpa.so.5
#20 0x00007ffff268d17d in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007ffff268d400 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007ffff268d4a3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007ffff554ba58 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /home/appimage/appimage-workspace/deps/usr/lib/libQt5Core.so.5
#24 0x00007ffff54f085b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/home/appimage/appimage-workspace/deps/usr/lib/libQt5Core.so.5
#25 0x00007ffff54f8e14 in QCoreApplication::exec() () from
/home/appimage/appimage-workspace/deps/usr/lib/libQt5Core.so.5
#26 0x000055555555e6bd in main (argc=<optimized out>, argv=<optimized out>) at
/home/appimage/persistent/krita/krita/main.cc:874
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