https://bugs.kde.org/show_bug.cgi?id=379114
Bug ID: 379114
Summary: (Git master only) Segfault when opening a document
containing a file layer
Product: krita
Version: git master
Platform: Other
OS: Linux
Status: UNCONFIRMED
Severity: normal
Priority: NOR
Component: File formats
Assignee: krita-bugs-n...@kde.org
Reporter: nicholaslapoin...@gmail.com
Target Milestone: ---
Reproducible: Always
Krita receives a segfault when opening a document which has a file layer. This
doesn't happen in the 3.1 branch.
Steps to Reproduce:
1. Create a new document
2. Add a file layer
3. Save and close document
4. Open document
Output, including backtrace:
QObject: Cannot create children for a parent that is in a different thread.
(Parent is QStatusBar(0x69ca070), parent's thread is QThread(0xa888f0), current
thread is QThread(0x2542c30)
QCoreApplication::postEvent: Unexpected null receiver
QObject::killTimer: Timers cannot be stopped from another thread
QObject::startTimer: Timers cannot be started from another thread
QObject: Cannot create children for a parent that is in a different thread.
(Parent is QStatusBar(0x69ca070), parent's thread is QThread(0xa888f0), current
thread is QThread(0x2542c30)
QLayout: Attempting to add QLayout "" to QStatusBar "", which already has a
layout
QObject::killTimer: Timers cannot be stopped from another thread
QObject::startTimer: Timers cannot be started from another thread
Thread 1 "krita" received signal SIGSEGV, Segmentation fault.
0x00007ffff68d9bfc in QLayout::widgetEvent(QEvent*) () from
/opt/Qt-5.6/lib/libQt5Widgets.so.5
(gdb) bt
#0 0x00007ffff68d9bfc in QLayout::widgetEvent(QEvent*) () from
/opt/Qt-5.6/lib/libQt5Widgets.so.5
#1 0x00007ffff68b7d9a in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /opt/Qt-5.6/lib/libQt5Widgets.so.5
#2 0x00007ffff68bd306 in QApplication::notify(QObject*, QEvent*) () from
/opt/Qt-5.6/lib/libQt5Widgets.so.5
#3 0x00007ffff78ae0c7 in KisApplication::notify (this=<optimized out>,
receiver=0x69ca070, event=0x7fffc4082310) at
src/krita/libs/ui/KisApplication.cpp:550
#4 0x00007ffff5f3a298 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /opt/Qt-5.6/lib/libQt5Core.so.5
#5 0x00007ffff5f3c15a in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () from /opt/Qt-5.6/lib/libQt5Core.so.5
#6 0x00007ffff5f8f173 in ?? () from /opt/Qt-5.6/lib/libQt5Core.so.5
#7 0x00007fffefa8f197 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#8 0x00007fffefa8f3f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9 0x00007fffefa8f49c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007ffff5f8f57f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /opt/Qt-5.6/lib/libQt5Core.so.5
#11 0x00007ffff78dd1ff in
runActionImpl<KisImportExportFilter::ConversionStatus>(std::function<KisImportExportFilter::ConversionStatus
()>) (func=...) at src/krita/libs/ui/kis_async_action_feedback.cpp:52
#12 0x00007ffff78dba99 in
KisAsyncActionFeedback::runAction(std::function<KisImportExportFilter::ConversionStatus
()>) (this=this@entry=0x7fffffffc7e0, func=...)
at src/krita/libs/ui/kis_async_action_feedback.cpp:61
#13 0x00007ffff78d79ed in KisImportExportManager::convert (this=0x7d74750,
direction=direction@entry=KisImportExportManager::Import, location=...,
realLocation=..., mimeType=..., showWarnings=showWarnings@entry=false,
exportConfiguration=...) at
src/krita/libs/ui/KisImportExportManager.cpp:264
#14 0x00007ffff78d7c9b in KisImportExportManager::importDocument
(this=<optimized out>, location=..., mimeType=...) at
src/krita/libs/ui/KisImportExportManager.cpp:88
#15 0x00007ffff78bd890 in KisDocument::openFile (this=this@entry=0x7cc5c80) at
src/krita/libs/ui/KisDocument.cpp:1088
#16 0x00007ffff78be3a2 in KisDocument::openUrlInternal
(this=this@entry=0x7cc5c80, url=...) at src/krita/libs/ui/KisDocument.cpp:1489
#17 0x00007ffff78be7a0 in KisDocument::openUrl (this=this@entry=0x7cc5c80,
_url=..., flags=flags@entry=KisDocument::OPEN_URL_FLAG_NONE) at
src/krita/libs/ui/KisDocument.cpp:994
#18 0x00007ffff78dfcf0 in KisMainWindow::openDocumentInternal
(this=this@entry=0x69f49c0, url=..., newdoc=0x7cc5c80, newdoc@entry=0x0) at
src/krita/libs/ui/KisMainWindow.cpp:772
#19 0x00007ffff78e7115 in KisMainWindow::openDocument
(this=this@entry=0x69f49c0, url=...) at src/krita/libs/ui/KisMainWindow.cpp:754
#20 0x00007ffff78e7638 in KisMainWindow::slotFileOpen (this=0x69f49c0) at
src/krita/libs/ui/KisMainWindow.cpp:1348
#21 0x00007ffff78ef214 in KisMainWindow::qt_static_metacall (_o=0x69f49c0,
_c=<optimized out>, _id=<optimized out>, _a=0x7fffffffd0c0) at
builds/krita_standard/libs/ui/moc_KisMainWindow.cpp:310
#22 0x00007ffff5f66b61 in QMetaObject::activate(QObject*, int, int, void**) ()
from /opt/Qt-5.6/lib/libQt5Core.so.5
#23 0x00007ffff68ae8c2 in QAction::triggered(bool) () from
/opt/Qt-5.6/lib/libQt5Widgets.so.5
#24 0x00007ffff68b13e0 in QAction::activate(QAction::ActionEvent) () from
/opt/Qt-5.6/lib/libQt5Widgets.so.5
#25 0x00007ffff68b1d54 in QAction::event(QEvent*) () from
/opt/Qt-5.6/lib/libQt5Widgets.so.5
#26 0x00007ffff68b7dcc in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /opt/Qt-5.6/lib/libQt5Widgets.so.5
#27 0x00007ffff68bd306 in QApplication::notify(QObject*, QEvent*) () from
/opt/Qt-5.6/lib/libQt5Widgets.so.5
#28 0x00007ffff78ae0c7 in KisApplication::notify (this=<optimized out>,
receiver=0x7a49680, event=0x7fffffffd400) at
src/krita/libs/ui/KisApplication.cpp:550
#29 0x00007ffff5f3a298 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /opt/Qt-5.6/lib/libQt5Core.so.5
#30 0x00007ffff62ab426 in QShortcutMap::dispatchEvent(QKeyEvent*) () from
/opt/Qt-5.6/lib/libQt5Gui.so.5
#31 0x00007ffff62ab4d9 in QShortcutMap::tryShortcut(QKeyEvent*) () from
/opt/Qt-5.6/lib/libQt5Gui.so.5
#32 0x00007ffff62630e6 in QWindowSystemInterface::handleShortcutEvent(QWindow*,
unsigned long, int, QFlags<Qt::KeyboardModifier>, unsigned int, unsigned int,
unsigned int, QString const&, bool, unsigned short) ()
from /opt/Qt-5.6/lib/libQt5Gui.so.5
#33 0x00007ffff627b1c4 in
QGuiApplicationPrivate::processKeyEvent(QWindowSystemInterfacePrivate::KeyEvent*)
() from /opt/Qt-5.6/lib/libQt5Gui.so.5
#34 0x00007ffff62802c5 in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
() from /opt/Qt-5.6/lib/libQt5Gui.so.5
#35 0x00007ffff625dcbb in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() from /opt/Qt-5.6/lib/libQt5Gui.so.5
#36 0x00007fffe676aa00 in ?? () from
/opt/Qt-5.6/plugins/platforms/../../lib/libQt5XcbQpa.so.5
#37 0x00007fffefa8f197 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#38 0x00007fffefa8f3f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#39 0x00007fffefa8f49c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#40 0x00007ffff5f8f57f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /opt/Qt-5.6/lib/libQt5Core.so.5
#41 0x00007ffff5f37fea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/opt/Qt-5.6/lib/libQt5Core.so.5
#42 0x00007ffff5f406ac in QCoreApplication::exec() () from
/opt/Qt-5.6/lib/libQt5Core.so.5
#43 0x0000000000405225 in main (argc=1, argv=<optimized out>) at
src/krita/krita/main.cc:269
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