Bug 376510

Application: kwrite (16.12.2)

Qt Version: 5.7.1
Frameworks Version: 5.30.0
Operating System: Linux 4.9.9-1-default x86_64
Distribution: "openSUSE Tumbleweed"

-- Information about the crash:
- What I was doing when the application crashed:

I started the system and logged into Plasma which restored my previous session. Then this crash popped up.

-- Backtrace:
Application: KWrite (kwrite), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f9e63496d80 (LWP 2633))]

Thread 2 (Thread 0x7f9e51466700 (LWP 2653)):
#0  0x00007f9e5f5b466d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f9e58f71886 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f9e58f7199c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f9e5fed418b in QEventDispatcherGlib::processEvents (this=0x7f9e480008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f9e5fe7daea in QEventLoop::exec (this=this@entry=0x7f9e51465c90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007f9e5fcab813 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:507
#6  0x00007f9e5bb99385 in ?? () from /usr/lib64/libQt5DBus.so.5
#7  0x00007f9e5fcb04c8 in QThreadPrivate::start (arg=0x7f9e5be0ad20) at thread/qthread_unix.cpp:368
#8  0x00007f9e5ac71454 in start_thread (arg=0x7f9e51466700) at pthread_create.c:333
#9  0x00007f9e5f5bd37f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 1 (Thread 0x7f9e63496d80 (LWP 2633)):
[KCrash Handler]
#6  0x00007f9e5ac7c6a0 in _xend () at ../sysdeps/unix/sysv/linux/x86/elision-unlock.c:33
#7  __lll_unlock_elision (lock=0x7f9e3edea008, private=128) at ../sysdeps/unix/sysv/linux/x86/elision-unlock.c:29
#8  0x00007f9e612dcddc in KSharedDataCache::Private::unlock (this=<optimized out>) at /usr/src/debug/kcoreaddons-5.30.1/src/lib/caching/kshareddatacache.cpp:1226
#9  KSharedDataCache::Private::CacheLocker::~CacheLocker (this=0x7ffdb5da0dc0, __in_chrg=<optimized out>) at /usr/src/debug/kcoreaddons-5.30.1/src/lib/caching/kshareddatacache.cpp:1298
#10 KSharedDataCache::find (this=0x1c51450, key=..., destination=destination@entry=0x7ffdb5da0e50) at /usr/src/debug/kcoreaddons-5.30.1/src/lib/caching/kshareddatacache.cpp:1580
#11 0x00007f9e5da62fc1 in KIconLoaderPrivate::findCachedPixmapWithPath (this=0x1c51d00, key=..., data=..., path=...) at /usr/src/debug/kiconthemes-5.30.0/src/kiconloader.cpp:995
#12 0x00007f9e5da63d1a in KIconLoader::loadIcon (this=0x7f9e5dc79cf0 <(anonymous namespace)::Q_QGS_globalIconLoader::innerFunction()::holder>, _name=..., group=<optimized out>, group@entry=KIconLoader::Desktop, size=<optimized out>, state=<optimized out>, overlays=..., path_store=0x0, canReturnNull=false) at /usr/src/debug/kiconthemes-5.30.0/src/kiconloader.cpp:1288
#13 0x00007f9e5da5a304 in KIconEngine::pixmap (this=<optimized out>, size=..., mode=<optimized out>, state=<optimized out>) at /usr/src/debug/kiconthemes-5.30.0/src/kiconengine.cpp:106
#14 0x00007f9e604548ed in QIcon::pixmap (this=this@entry=0x7ffdb5da1470, window=window@entry=0x0, size=..., mode=QIcon::Disabled, state=QIcon::Off) at image/qicon.cpp:845
#15 0x00007f9e604549ce in QIcon::pixmap (this=this@entry=0x7ffdb5da1470, size=..., mode=<optimized out>, state=<optimized out>) at image/qicon.cpp:781
#16 0x00007f9e446c3958 in Breeze::Style::drawToolButtonLabelControl (this=0x1c33e70, option=0x7ffdb5da1420, painter=0x7ffdb5da1530, widget=0x229c4c0) at /usr/src/debug/breeze-5.9.1/kstyle/breezestyle.cpp:4342
#17 0x00007f9e446c1585 in Breeze::Style::drawControl (this=0x1c33e70, element=QStyle::CE_ToolButtonLabel, option=0x7ffdb5da1420, painter=0x7ffdb5da1530, widget=0x229c4c0) at /usr/src/debug/breeze-5.9.1/kstyle/breezestyle.cpp:913
#18 0x00007f9e446bd99d in Breeze::Style::drawToolButtonComplexControl (this=this@entry=0x1c33e70, option=option@entry=0x7ffdb5da1550, painter=painter@entry=0x7ffdb5da1530, widget=widget@entry=0x229c4c0) at /usr/src/debug/breeze-5.9.1/kstyle/breezestyle.cpp:5938
#19 0x00007f9e446c1bf7 in Breeze::Style::drawComplexControl (this=0x1c33e70, element=QStyle::CC_ToolButton, option=0x7ffdb5da1550, painter=0x7ffdb5da1530, widget=0x229c4c0) at /usr/src/debug/breeze-5.9.1/kstyle/breezestyle.cpp:944
#20 0x00007f9e60d22461 in QStylePainter::drawComplexControl (opt=..., cc=QStyle::CC_ToolButton, this=0x7ffdb5da1530) at ../../src/widgets/styles/qstylepainter.h:89
#21 QToolButton::paintEvent (this=0x229c4c0) at widgets/qtoolbutton.cpp:454
#22 0x00007f9e60bb5588 in QWidget::event (this=0x229c4c0, event=0x7ffdb5da18f0) at kernel/qwidget.cpp:9161
#23 0x00007f9e60c59151 in QAbstractButton::event (this=this@entry=0x229c4c0, e=e@entry=0x7ffdb5da18f0) at widgets/qabstractbutton.cpp:966
#24 0x00007f9e60d240f9 in QToolButton::event (this=0x229c4c0, event=0x7ffdb5da18f0) at widgets/qtoolbutton.cpp:982
#25 0x00007f9e60b6deac in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x229c4c0, e=0x7ffdb5da18f0) at kernel/qapplication.cpp:3799
#26 0x00007f9e60b75661 in QApplication::notify (this=0x7ffdb5da33e0, receiver=0x229c4c0, e=0x7ffdb5da18f0) at kernel/qapplication.cpp:3556
#27 0x00007f9e5fe7fb00 in QCoreApplication::notifyInternal2 (receiver=receiver@entry=0x229c4c0, event=event@entry=0x7ffdb5da18f0) at kernel/qcoreapplication.cpp:988
#28 0x00007f9e60bae2ea in QCoreApplication::sendSpontaneousEvent (event=0x7ffdb5da18f0, receiver=<optimized out>) at ../../src/corelib/kernel/qcoreapplication.h:234
#29 QWidgetPrivate::sendPaintEvent (this=this@entry=0x2245580, toBePainted=...) at kernel/qwidget.cpp:5705
#30 0x00007f9e60bae956 in QWidgetPrivate::drawWidget (this=this@entry=0x2245580, pdev=pdev@entry=0x1c40bd0, rgn=..., offset=..., flags=flags@entry=4, sharedPainter=sharedPainter@entry=0x0, backingStore=<optimized out>) at kernel/qwidget.cpp:5645
#31 0x00007f9e60baf65c in QWidgetPrivate::paintSiblingsRecursive (this=this@entry=0x2123440, pdev=pdev@entry=0x1c40bd0, siblings=..., index=<optimized out>, index@entry=12, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x1fcd510) at kernel/qwidget.cpp:5840
#32 0x00007f9e60baf549 in QWidgetPrivate::paintSiblingsRecursive (this=this@entry=0x2123440, pdev=pdev@entry=0x1c40bd0, siblings=..., index=12, index@entry=14, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x1fcd510) at kernel/qwidget.cpp:5827
#33 0x00007f9e60baf549 in QWidgetPrivate::paintSiblingsRecursive (this=this@entry=0x2123440, pdev=pdev@entry=0x1c40bd0, siblings=..., index=14, index@entry=17, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x1fcd510) at kernel/qwidget.cpp:5827
#34 0x00007f9e60baf549 in QWidgetPrivate::paintSiblingsRecursive (this=this@entry=0x2123440, pdev=pdev@entry=0x1c40bd0, siblings=..., index=17, index@entry=18, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x1fcd510) at kernel/qwidget.cpp:5827
#35 0x00007f9e60baf549 in QWidgetPrivate::paintSiblingsRecursive (this=this@entry=0x2123440, pdev=pdev@entry=0x1c40bd0, siblings=..., index=18, index@entry=19, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x1fcd510) at kernel/qwidget.cpp:5827
#36 0x00007f9e60baf549 in QWidgetPrivate::paintSiblingsRecursive (this=this@entry=0x2123440, pdev=pdev@entry=0x1c40bd0, siblings=..., index=19, index@entry=20, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x1fcd510) at kernel/qwidget.cpp:5827
#37 0x00007f9e60baf549 in QWidgetPrivate::paintSiblingsRecursive (this=this@entry=0x2123440, pdev=pdev@entry=0x1c40bd0, siblings=..., index=20, index@entry=21, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x1fcd510) at kernel/qwidget.cpp:5827
#38 0x00007f9e60baf549 in QWidgetPrivate::paintSiblingsRecursive (this=this@entry=0x2123440, pdev=pdev@entry=0x1c40bd0, siblings=..., index=21, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x1fcd510) at kernel/qwidget.cpp:5827
#39 0x00007f9e60bae4b4 in QWidgetPrivate::drawWidget (this=this@entry=0x2123440, pdev=pdev@entry=0x1c40bd0, rgn=..., offset=..., flags=flags@entry=4, sharedPainter=sharedPainter@entry=0x0, backingStore=<optimized out>) at kernel/qwidget.cpp:5697
#40 0x00007f9e60baf65c in QWidgetPrivate::paintSiblingsRecursive (this=this@entry=0x1eb8520, pdev=pdev@entry=0x1c40bd0, siblings=..., index=<optimized out>, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x1fcd510) at kernel/qwidget.cpp:5840
#41 0x00007f9e60bae4b4 in QWidgetPrivate::drawWidget (this=0x1eb8520, pdev=0x1c40bd0, rgn=..., offset=..., flags=flags@entry=5, sharedPainter=sharedPainter@entry=0x0, backingStore=<optimized out>) at kernel/qwidget.cpp:5697
#42 0x00007f9e60b7e29a in QWidgetBackingStore::doSync (this=this@entry=0x1fcd510) at kernel/qwidgetbackingstore.cpp:1400
#43 0x00007f9e60b7e9e5 in QWidgetBackingStore::sync (this=0x1fcd510, exposedWidget=0x1eb8ac0, exposedRegion=...) at kernel/qwidgetbackingstore.cpp:1152
#44 0x00007f9e60b9d34f in QWidgetPrivate::syncBackingStore (this=this@entry=0x1eb8520, region=...) at kernel/qwidget.cpp:1971
#45 0x00007f9e60bd1c0c in QWidgetWindow::handleExposeEvent (this=this@entry=0x222a170, event=event@entry=0x7ffdb5da2f40) at kernel/qwidgetwindow.cpp:921
#46 0x00007f9e60bd2643 in QWidgetWindow::event (this=0x222a170, event=0x7ffdb5da2f40) at kernel/qwidgetwindow.cpp:284
#47 0x00007f9e60b6deac in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x222a170, e=0x7ffdb5da2f40) at kernel/qapplication.cpp:3799
#48 0x00007f9e60b75661 in QApplication::notify (this=0x7ffdb5da33e0, receiver=0x222a170, e=0x7ffdb5da2f40) at kernel/qapplication.cpp:3556
#49 0x00007f9e5fe7fb00 in QCoreApplication::notifyInternal2 (receiver=receiver@entry=0x222a170, event=event@entry=0x7ffdb5da2f40) at kernel/qcoreapplication.cpp:988
#50 0x00007f9e603cdc2d in QCoreApplication::sendSpontaneousEvent (event=0x7ffdb5da2f40, receiver=0x222a170) at ../../src/corelib/kernel/qcoreapplication.h:234
#51 QGuiApplicationPrivate::processExposeEvent (e=0x237a7b0) at kernel/qguiapplication.cpp:2791
#52 0x00007f9e603ce83d in QGuiApplicationPrivate::processWindowSystemEvent (e=e@entry=0x237a7b0) at kernel/qguiapplication.cpp:1749
#53 0x00007f9e603ac75b in QWindowSystemInterface::sendWindowSystemEvents (flags=...) at kernel/qwindowsysteminterface.cpp:659
#54 0x00007f9e4ef21210 in userEventSourceDispatch (source=<optimized out>) at eventdispatchers/qeventdispatcher_glib.cpp:76
#55 0x00007f9e58f71687 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#56 0x00007f9e58f718f0 in ?? () from /usr/lib64/libglib-2.0.so.0
#57 0x00007f9e58f7199c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#58 0x00007f9e5fed416f in QEventDispatcherGlib::processEvents (this=0x1c2e390, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#59 0x00007f9e5fe7daea in QEventLoop::exec (this=this@entry=0x7ffdb5da3220, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#60 0x00007f9e5fe8625c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1261
#61 0x00007f9e603c441c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1633
#62 0x00007f9e60b6de05 in QApplication::exec () at kernel/qapplication.cpp:2975
#63 0x000000000040b26f in main (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/kate-16.12.2/kwrite/main.cpp:288

Reported using DrKonqi