https://bugs.kde.org/show_bug.cgi?id=391955
Bug ID: 391955
Summary: Random crash while typing
Product: kate
Version: unspecified
Platform: Neon Packages
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: normal
Priority: NOR
Component: general
Assignee: kwrite-bugs-n...@kde.org
Reporter: mujjin...@gmail.com
Target Milestone: ---
Application: kate (18.03.70)
Qt Version: 5.10.0
Frameworks Version: 5.45.0
Operating System: Linux 4.13.0-37-generic x86_64
Distribution: KDE neon Developer Edition
-- Information about the crash:
- What I was doing when the application crashed: I was typing plain text, while
it randomly crashed. It repeatedly crashed itself when i restarted it.
The crash can be reproduced sometimes.
-- Backtrace:
Application: Kate (kate), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f1625ed5900 (LWP 8091))]
Thread 2 (Thread 0x7f1604c3d700 (LWP 8093)):
#0 0x00007f16205d727d in read () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f161a5b56f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f161a571e74 in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f161a572330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f161a57249c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007f16212175cb in QEventDispatcherGlib::processEvents
(this=0x7f16000008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6 0x00007f16211be64a in QEventLoop::exec (this=this@entry=0x7f1604c3cc90,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#7 0x00007f1620fde554 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:522
#8 0x00007f162163a2c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#9 0x00007f1620fe36eb in QThreadPrivate::start (arg=0x7f16218aed60) at
thread/qthread_unix.cpp:376
#10 0x00007f161c4536ba in start_thread (arg=0x7f1604c3d700) at
pthread_create.c:333
#11 0x00007f16205e741d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 1 (Thread 0x7f1625ed5900 (LWP 8091)):
[KCrash Handler]
#6 std::__atomic_base<int>::load (__m=std::memory_order_relaxed, this=0x0) at
/usr/include/c++/5/bits/atomic_base.h:396
#7 QAtomicOps<int>::load<int> (_q_value=...) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qatomic_cxx11.h:227
#8 QBasicAtomicInteger<int>::load (this=0x0) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qbasicatomic.h:102
#9 QtPrivate::RefCount::ref (this=0x0) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qrefcount.h:55
#10 0x00007f16258ce547 in QList<int>::QList (this=0x7ffc6a9fe6f0, l=...) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qlist.h:809
#11 0x00007f16258ce649 in QtPrivate::QForeachContainer<QList<int>
>::QForeachContainer (this=0x7ffc6a9fe6f0, t=...) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qglobal.h:951
#12 0x00007f16258cae10 in QtPrivate::qMakeForeachContainer<QList<int> const&>
(t=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qglobal.h:979
#13 KateCompletionModel::data (this=0x2c85520, index=..., role=260) at
/workspace/build/src/completion/katecompletionmodel.cpp:244
#14 0x00007f16258dbdfc in KateCompletionDelegate::createHighlighting
(this=0x2c93370, index=..., option=...) at
/workspace/build/src/completion/katecompletiondelegate.cpp:86
#15 0x00007f16258e515f in ExpandingDelegate::paint (this=0x2c93370,
painter=0x7ffc6a9fef10, optionOld=..., index=...) at
/workspace/build/src/completion/expandingtree/expandingdelegate.cpp:108
#16 0x00007f162290cdf2 in QTreeView::drawRow (this=this@entry=0x2c85b90,
painter=painter@entry=0x7ffc6a9fef10, option=..., index=...) at
itemviews/qtreeview.cpp:1760
#17 0x00007f16258e56d2 in ExpandingTree::drawRow (this=0x2c85b90,
painter=0x7ffc6a9fef10, option=..., index=...) at
/workspace/build/src/completion/expandingtree/expandingtree.cpp:38
#18 0x00007f1622912447 in QTreeView::drawTree (this=this@entry=0x2c85b90,
painter=painter@entry=0x7ffc6a9fef10, region=...) at
itemviews/qtreeview.cpp:1501
#19 0x00007f1622916d96 in QTreeView::paintEvent (this=0x2c85b90,
event=0x7ffc6a9ff4d0) at itemviews/qtreeview.cpp:1330
#20 0x00007f1622697f88 in QWidget::event (this=this@entry=0x2c85b90,
event=event@entry=0x7ffc6a9ff4d0) at kernel/qwidget.cpp:9197
#21 0x00007f162273d95e in QFrame::event (this=0x2c85b90, e=0x7ffc6a9ff4d0) at
widgets/qframe.cpp:550
#22 0x00007f16228ae703 in QAbstractItemView::viewportEvent
(this=this@entry=0x2c85b90, event=event@entry=0x7ffc6a9ff4d0) at
itemviews/qabstractitemview.cpp:1748
#23 0x00007f1622917c2c in QTreeView::viewportEvent (this=0x2c85b90,
event=0x7ffc6a9ff4d0) at itemviews/qtreeview.cpp:1312
#24 0x00007f16211c0132 in
QCoreApplicationPrivate::sendThroughObjectEventFilters
(receiver=receiver@entry=0x2c861c0, event=event@entry=0x7ffc6a9ff4d0) at
kernel/qcoreapplication.cpp:1170
#25 0x00007f1622658aa5 in QApplicationPrivate::notify_helper (this=<optimized
out>, receiver=0x2c861c0, e=0x7ffc6a9ff4d0) at kernel/qapplication.cpp:3728
#26 0x00007f1622660417 in QApplication::notify (this=0x7ffc6aa00670,
receiver=0x2c861c0, e=0x7ffc6a9ff4d0) at kernel/qapplication.cpp:3491
#27 0x00007f16211c03c8 in QCoreApplication::notifyInternal2
(receiver=receiver@entry=0x2c861c0, event=event@entry=0x7ffc6a9ff4d0) at
kernel/qcoreapplication.cpp:1044
#28 0x00007f1622690a1a in QCoreApplication::sendSpontaneousEvent
(event=0x7ffc6a9ff4d0, receiver=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:237
#29 QWidgetPrivate::sendPaintEvent (this=this@entry=0x2c86200, toBePainted=...)
at kernel/qwidget.cpp:5687
#30 0x00007f1622691122 in QWidgetPrivate::drawWidget
(this=this@entry=0x2c86200, pdev=pdev@entry=0x2e09900, rgn=..., offset=...,
flags=flags@entry=4, sharedPainter=sharedPainter@entry=0x0,
backingStore=0x2e0a280) at kernel/qwidget.cpp:5627
#31 0x00007f1622691eac in QWidgetPrivate::paintSiblingsRecursive
(this=this@entry=0x2c85bf0, pdev=pdev@entry=0x2e09900, siblings=...,
index=<optimized out>, rgn=..., offset=..., flags=4, sharedPainter=0x0,
backingStore=0x2e0a280) at kernel/qwidget.cpp:5822
#32 0x00007f1622690bd1 in QWidgetPrivate::drawWidget
(this=this@entry=0x2c85bf0, pdev=pdev@entry=0x2e09900, rgn=..., offset=...,
flags=flags@entry=4, sharedPainter=sharedPainter@entry=0x0,
backingStore=0x2e0a280) at kernel/qwidget.cpp:5679
#33 0x00007f1622691eac in QWidgetPrivate::paintSiblingsRecursive
(this=this@entry=0x2c852f0, pdev=pdev@entry=0x2e09900, siblings=...,
index=<optimized out>, rgn=..., offset=..., flags=4, sharedPainter=0x0,
backingStore=0x2e0a280) at kernel/qwidget.cpp:5822
#34 0x00007f1622690bd1 in QWidgetPrivate::drawWidget (this=0x2c852f0,
pdev=0x2e09900, rgn=..., offset=..., flags=flags@entry=5,
sharedPainter=sharedPainter@entry=0x0, backingStore=0x2e0a280) at
kernel/qwidget.cpp:5679
#35 0x00007f16226688cb in QWidgetBackingStore::doSync
(this=this@entry=0x2e0a280) at kernel/qwidgetbackingstore.cpp:1375
#36 0x00007f1622669025 in QWidgetBackingStore::sync (this=0x2e0a280,
exposedWidget=0x2c85200, exposedRegion=...) at
kernel/qwidgetbackingstore.cpp:1130
#37 0x00007f162267fe4f in QWidgetPrivate::syncBackingStore
(this=this@entry=0x2c852f0, region=...) at kernel/qwidget.cpp:1968
#38 0x00007f16226b3f2c in QWidgetWindow::handleExposeEvent
(this=this@entry=0x2e0a5a0, event=event@entry=0x7ffc6aa001f0) at
kernel/qwidgetwindow.cpp:957
#39 0x00007f16226b49ab in QWidgetWindow::event (this=0x2e0a5a0,
event=0x7ffc6aa001f0) at kernel/qwidgetwindow.cpp:318
#40 0x00007f1622658acc in QApplicationPrivate::notify_helper (this=<optimized
out>, receiver=0x2e0a5a0, e=0x7ffc6aa001f0) at kernel/qapplication.cpp:3732
#41 0x00007f1622660417 in QApplication::notify (this=0x7ffc6aa00670,
receiver=0x2e0a5a0, e=0x7ffc6aa001f0) at kernel/qapplication.cpp:3491
#42 0x00007f16211c03c8 in QCoreApplication::notifyInternal2
(receiver=receiver@entry=0x2e0a5a0, event=event@entry=0x7ffc6aa001f0) at
kernel/qcoreapplication.cpp:1044
#43 0x00007f1621eb228d in QCoreApplication::sendSpontaneousEvent
(event=0x7ffc6aa001f0, receiver=0x2e0a5a0) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:237
#44 QGuiApplicationPrivate::processExposeEvent (e=0x2b43250) at
kernel/qguiapplication.cpp:2880
#45 0x00007f1621eb2ebd in QGuiApplicationPrivate::processWindowSystemEvent
(e=e@entry=0x2b43250) at kernel/qguiapplication.cpp:1803
#46 0x00007f1621e8c8fb in QWindowSystemInterface::sendWindowSystemEvents
(flags=...) at kernel/qwindowsysteminterface.cpp:976
#47 0x00007f161041f1ab in QPAEventDispatcherGlib::processEvents
(this=0x25ea170, flags=...) at qeventdispatcher_glib.cpp:70
#48 0x00007f16211be64a in QEventLoop::exec (this=this@entry=0x7ffc6aa003a0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#49 0x00007f16211c7854 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1332
#50 0x00007f1621ea883c in QGuiApplication::exec () at
kernel/qguiapplication.cpp:1687
#51 0x00007f1622658a25 in QApplication::exec () at kernel/qapplication.cpp:2917
#52 0x0000000000428a0c in main (argc=3, argv=<optimized out>) at
/workspace/build/kate/main.cpp:583
Possible duplicates by query: bug 384419, bug 381329, bug 372712.
Reported using DrKonqi
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