Application: kate (3.7.3)
KDE Platform Version: 4.7.3 (4.7.3)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-15-generic x86_64
Distribution: Ubuntu 11.10

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

I opened two small text files and  Kate crashes consistently. Reinstallation and deletion of .kde directory did not help.

The crash can be reproduced every time.

-- Backtrace:
Application: Kate (kate), signal: Aborted
[Current thread is 1 (Thread 0x7f23934e3780 (LWP 11125))]

Thread 4 (Thread 0x7f237ebb5700 (LWP 11127)):
#0  0x00007f2392e32773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f238ff8ef68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f238ff8f792 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f23875e0516 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007f238ffb42b6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f2390460efc in start_thread (arg=0x7f237ebb5700) at pthread_create.c:304
#6  0x00007f2392e3e89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f2372314700 (LWP 11129)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f23743dcfe2 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007f23743dd019 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007f2390460efc in start_thread (arg=0x7f2372314700) at pthread_create.c:304
#4  0x00007f2392e3e89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f23710d3700 (LWP 11130)):
#0  0x00007f2392e32773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f238ff8ef68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f238ff8f429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f2390d4af3e in QEventDispatcherGlib::processEvents (this=0x26e00c0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f2390d1ecf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f2390d1eef7 in QEventLoop::exec (this=0x7f23710d2dd0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f2390c3627f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007f2390d01cbf in QInotifyFileSystemWatcherEngine::run (this=0x26f4f90) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f2390c38d05 in QThreadPrivate::start (arg=0x26f4f90) at thread/qthread_unix.cpp:331
#9  0x00007f2390460efc in start_thread (arg=0x7f23710d3700) at pthread_create.c:304
#10 0x00007f2392e3e89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f23934e3780 (LWP 11125)):
[KCrash Handler]
#6  0x00007f2392d933a5 in __GI_raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#7  0x00007f2392d96b0b in __GI_abort () at abort.c:92
#8  0x00007f2390c2f43b in qt_message_output (msgType=<optimized out>, buf=0x2b16638 "ASSERT: \"interface && interface->isValid()\" in file bridge.cpp, line 164") at global/qglobal.cpp:2315
#9  0x00007f2390c2f7ef in qt_message(QtMsgType, const char *, typedef __va_list_tag __va_list_tag *) (msgType=QtFatalMsg, msg=0x7f2390d7ea58 "ASSERT: \"%s\" in file %s, line %d", ap=0x7fff45604128) at global/qglobal.cpp:2361
#10 0x00007f2390c2f994 in qFatal (msg=<optimized out>) at global/qglobal.cpp:2544
#11 0x00007f237339fc28 in QSpiAccessibleBridge::interfaceToAccessible(QAccessibleInterface*, int, bool) () from /usr/lib/qt4/plugins/accessiblebridge/libqspiaccessiblebridge.so
#12 0x00007f23733a060a in QSpiAccessibleBridge::notifyAboutCreation(QSpiAdaptor*) () from /usr/lib/qt4/plugins/accessiblebridge/libqspiaccessiblebridge.so
#13 0x00007f237339fbd8 in QSpiAccessibleBridge::interfaceToAccessible(QAccessibleInterface*, int, bool) () from /usr/lib/qt4/plugins/accessiblebridge/libqspiaccessiblebridge.so
#14 0x00007f23733a1086 in QSpiAccessibleBridge::notifyAccessibilityUpdate(int, QAccessibleInterface*, int) () from /usr/lib/qt4/plugins/accessiblebridge/libqspiaccessiblebridge.so
#15 0x00007f2392780299 in QAccessible::updateAccessibility (o=<optimized out>, who=0, reason=QAccessible::StateChanged) at accessible/qaccessible_unix.cpp:107
#16 0x00007f23922ca77f in QWidget::event (this=0x2b14a00, event=0x7fff45604d10) at kernel/qwidget.cpp:8585
#17 0x00007f239227a424 in notify_helper (e=0x7fff45604d10, receiver=0x2b14a00, this=0x1c5d450) at kernel/qapplication.cpp:4486
#18 QApplicationPrivate::notify_helper (this=0x1c5d450, receiver=0x2b14a00, e=0x7fff45604d10) at kernel/qapplication.cpp:4458
#19 0x00007f239227f291 in QApplication::notify (this=0x7fff45607440, receiver=0x2b14a00, e=0x7fff45604d10) at kernel/qapplication.cpp:4365
#20 0x00007f23914fe126 in KApplication::notify (this=0x7fff45607440, receiver=0x2b14a00, event=0x7fff45604d10) at ../../kdeui/kernel/kapplication.cpp:311
#21 0x00007f2390d1fafc in QCoreApplication::notifyInternal (this=0x7fff45607440, receiver=0x2b14a00, event=0x7fff45604d10) at kernel/qcoreapplication.cpp:787
#22 0x00007f23922cc523 in sendEvent (event=0x7fff45604d10, receiver=0x2b14a00) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#23 QWidgetPrivate::setEnabled_helper (this=<optimized out>, enable=false) at kernel/qwidget.cpp:3374
#24 0x00007f23922ce02c in QWidget::setParent (this=0x2b14a00, parent=0x2b11990, f=...) at kernel/qwidget.cpp:10157
#25 0x00007f23922ceffe in QWidgetPrivate::init (this=0x2b15a90, parentWidget=<optimized out>, f=...) at kernel/qwidget.cpp:1344
#26 0x00007f23922cf5b1 in QWidget::QWidget (this=0x2b14a00, parent=0x2b11990, f=...) at kernel/qwidget.cpp:1154
#27 0x00007f23926f4794 in QAbstractScrollAreaPrivate::init (this=0x2b14000) at widgets/qabstractscrollarea.cpp:272
#28 0x00007f23926f4b54 in QAbstractScrollArea::QAbstractScrollArea (this=0x2b11990, dd=<optimized out>, parent=<optimized out>) at widgets/qabstractscrollarea.cpp:493
#29 0x00007f239278183d in QAbstractItemView::QAbstractItemView (this=0x2b11990, dd=<optimized out>, parent=<optimized out>) at itemviews/qabstractitemview.cpp:588
#30 0x00007f23927a11dd in QListView::QListView (this=0x2b11990, dd=<optimized out>, parent=<optimized out>) at itemviews/qlistview.cpp:193
#31 0x00007f23927eaa27 in QListWidget::QListWidget (this=0x2b11990, parent=0x2afbff0) at itemviews/qlistwidget.cpp:1327
#32 0x00007f23749e1c30 in Ui_CompletionConfigWidget::setupUi (this=0x2af88d0, CompletionConfigWidget=0x2afa090) at ./ui_completionconfigwidget.h:146
#33 0x00007f23749df4fe in KateCompletionConfig::KateCompletionConfig (this=0x2af3820, model=<optimized out>, parent=<optimized out>) at ../../part/completion/katecompletionconfig.cpp:46
#34 0x00007f23749c8b37 in KateCompletionWidget::KateCompletionWidget (this=0x2ae36f0, parent=0x2a49e90) at ../../part/completion/katecompletionwidget.cpp:105
#35 0x00007f2374a89aea in KateView::completionWidget (this=0x2a49e90) at ../../part/view/kateview.cpp:2084
#36 0x00007f2374a89b49 in KateView::registerCompletionModel (this=<optimized out>, model=0x1fd97c0) at ../../part/view/kateview.cpp:2106
#37 0x00007f23749f0db2 in KateWordCompletionView::KateWordCompletionView (this=0x2ae2790, view=0x2a49e90, ac=0x256d720) at ../../part/completion/katewordcompletion.cpp:311
#38 0x00007f2374a95278 in KateView::KateView (this=0x2a49e90, doc=0x2a480d0, parent=<optimized out>) at ../../part/view/kateview.cpp:243
#39 0x00007f2374a05cb4 in KateDocument::createView (this=0x2a480d0, parent=0x2009070) at ../../part/document/katedocument.cpp:329
#40 0x00007f2391974a24 in createView (doc=<optimized out>, this=0x2002470) at ../../../kate/app/kateviewmanager.cpp:335
#41 KateViewManager::createView (this=0x2002470, doc=<optimized out>) at ../../../kate/app/kateviewmanager.cpp:326
#42 0x00007f2391975388 in KateViewManager::activateView (this=0x2002470, d=0x2a480d0) at ../../../kate/app/kateviewmanager.cpp:532
#43 0x00007f23919759c1 in KateViewManager::slotDocumentOpen (this=0x2002470) at ../../../kate/app/kateviewmanager.cpp:224
#44 0x00007f2391975efd in KateViewManager::qt_metacall (this=0x2002470, _c=QMetaObject::InvokeMetaMethod, _id=8, _a=0x7fff45606070) at ./kateviewmanager.moc:141
#45 0x00007f2390d32eba in QMetaObject::activate (sender=0x2008c20, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff45606070) at kernel/qobject.cpp:3278
#46 0x00007f2392273b62 in QAction::triggered (this=<optimized out>, _t1=false) at .moc/release-shared/moc_qaction.cpp:263
#47 0x00007f2392273d4f in QAction::activate (this=0x2008c20, event=<optimized out>) at kernel/qaction.cpp:1257
#48 0x00007f239263243a in QAbstractButtonPrivate::click (this=0x21c8b30) at widgets/qabstractbutton.cpp:528
#49 0x00007f23926326ec in QAbstractButton::mouseReleaseEvent (this=0x2055010, e=0x7fff45606790) at widgets/qabstractbutton.cpp:1121
#50 0x00007f23926ef2da in QToolButton::mouseReleaseEvent (this=<optimized out>, e=<optimized out>) at widgets/qtoolbutton.cpp:721
#51 0x00007f23922cac9a in QWidget::event (this=0x2055010, event=0x7fff45606790) at kernel/qwidget.cpp:8295
#52 0x00007f239227a424 in notify_helper (e=0x7fff45606790, receiver=0x2055010, this=0x1c5d450) at kernel/qapplication.cpp:4486
#53 QApplicationPrivate::notify_helper (this=0x1c5d450, receiver=0x2055010, e=0x7fff45606790) at kernel/qapplication.cpp:4458
#54 0x00007f239227fc6b in QApplication::notify (this=<optimized out>, receiver=0x2055010, e=0x7fff45606790) at kernel/qapplication.cpp:4047
#55 0x00007f23914fe126 in KApplication::notify (this=0x7fff45607440, receiver=0x2055010, event=0x7fff45606790) at ../../kdeui/kernel/kapplication.cpp:311
#56 0x00007f2390d1fafc in QCoreApplication::notifyInternal (this=0x7fff45607440, receiver=0x2055010, event=0x7fff45606790) at kernel/qcoreapplication.cpp:787
#57 0x00007f239227b3f2 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#58 QApplicationPrivate::sendMouseEvent (receiver=0x2055010, event=0x7fff45606790, alienWidget=0x2055010, nativeWidget=0x21b3340, buttonDown=0x2055010, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3146
#59 0x00007f23922fa945 in QETWidget::translateMouseEvent (this=0x21b3340, event=<optimized out>) at kernel/qapplication_x11.cpp:4568
#60 0x00007f23922f98be in QApplication::x11ProcessEvent (this=0x7fff45607440, event=0x7fff45606fb0) at kernel/qapplication_x11.cpp:3690
#61 0x00007f2392322412 in x11EventSourceDispatch (s=0x1c634f0, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#62 0x00007f238ff8ea5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#63 0x00007f238ff8f258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#64 0x00007f238ff8f429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#65 0x00007f2390d4aed6 in QEventDispatcherGlib::processEvents (this=0x1c2efa0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#66 0x00007f239232207e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#67 0x00007f2390d1ecf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#68 0x00007f2390d1eef7 in QEventLoop::exec (this=0x7fff45607380, flags=...) at kernel/qeventloop.cpp:201
#69 0x00007f2390d23789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#70 0x00007f23931020d5 in kdemain (argc=<optimized out>, argv=<optimized out>) at ../../../kate/app/katemain.cpp:377
#71 0x00007f2392d7e30d in __libc_start_main (main=0x400630 <main(int, char**)>, argc=1, ubp_av=0x7fff45608978, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff45608968) at libc-start.c:226
#72 0x0000000000400661 in _start ()

Possible duplicates by query: bug 289838, bug 289486, bug 285952, bug 285071, bug 284390.

Reported using DrKonqi