Application that crashed: kdevelop
Version of the application: 3.9.95 (using KDevPlatform 0.9.95)
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-20-generic i686
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
sometimes happens three or four times before let me to open KDev without error.

 -- Backtrace:
Application: KDevelop (kdevelop), signal: Segmentation fault
[Current thread is 1 (Thread 0xb77b0700 (LWP 2595))]

Thread 5 (Thread 0xb3da7b70 (LWP 2596)):
#0  0x003bd422 in __kernel_vsyscall ()
#1  0x0682f142 in pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_timedwait.S:179
#2  0x005bb8d4 in __pthread_cond_timedwait (cond=0x8918870, mutex=0x8918858, abstime=0xb3da72c0) at forward.c:152
#3  0x0018edef in QWaitConditionPrivate::wait (this=0x8917d24, mutex=0x8917d28, time=200000) at thread/qwaitcondition_unix.cpp:85
#4  QWaitCondition::wait (this=0x8917d24, mutex=0x8917d28, time=200000) at thread/qwaitcondition_unix.cpp:159
#5  0x06a83715 in KDevelop::DUChainPrivate::CleanupThread::run (this=0x8917d18) at ../../language/duchain/duchain.cpp:280
#6  0x0018de32 in QThreadPrivate::start (arg=0x8917d18) at thread/qthread_unix.cpp:188
#7  0x0682a80e in start_thread (arg=0xb3da7b70) at pthread_create.c:300
#8  0x005ae8de in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 4 (Thread 0xb0674b70 (LWP 2665)):
#0  0x01fbc34c in g_main_context_iterate (context=0xb3428c08, block=<value optimized out>, dispatch=1, self=0xb340aa68) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:2571
#1  0x01fbc863 in IA__g_main_context_iteration (context=0xb3428c08, may_block=1) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:2654
#2  0x002a9067 in QEventDispatcherGlib::processEvents (this=0xb341a8c0, flags=...) at kernel/qeventdispatcher_glib.cpp:329
#3  0x0027cc79 in QEventLoop::processEvents (this=0xb06742d4, flags=) at kernel/qeventloop.cpp:149
#4  0x0027d0ca in QEventLoop::exec (this=0xb06742d4, flags=...) at kernel/qeventloop.cpp:201
#5  0x0018ab73 in QThread::exec (this=0x8d72370) at thread/qthread.cpp:487
#6  0x06b881d0 in KDevelop::CompletionWorkerThread::run (this=0x8d72370) at ../../language/codecompletion/codecompletionmodel.cpp:79
#7  0x0018de32 in QThreadPrivate::start (arg=0x8d72370) at thread/qthread_unix.cpp:188
#8  0x0682a80e in start_thread (arg=0xb0674b70) at pthread_create.c:300
#9  0x005ae8de in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 3 (Thread 0xafe73b70 (LWP 2666)):
#0  0x0757de06 in *__GI_clock_gettime (clock_id=123215860, tp=0xafe73018) at ../sysdeps/unix/clock_gettime.c:100
#1  0x002aabf3 in QTimerInfoList::getTime (this=0xb340049c, t=...) at kernel/qeventdispatcher_unix.cpp:339
#2  0x002aade1 in QTimerInfoList::updateCurrentTime (this=0xb340049c) at kernel/qeventdispatcher_unix.cpp:297
#3  0x002ab88c in QTimerInfoList::timerWait (this=0xb340049c, tm=...) at kernel/qeventdispatcher_unix.cpp:420
#4  0x002a9210 in timerSourcePrepare (source=0xb3400468, timeout=0xafe7310c) at kernel/qeventdispatcher_glib.cpp:141
#5  0x01fbbf90 in IA__g_main_context_prepare (context=0x8de1390, priority=0xafe7318c) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:2280
#6  0x01fbc351 in g_main_context_iterate (context=0x8de1390, block=<value optimized out>, dispatch=1, self=0xb34005e0) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:2571
#7  0x01fbc863 in IA__g_main_context_iteration (context=0x8de1390, may_block=1) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:2654
#8  0x002a9067 in QEventDispatcherGlib::processEvents (this=0x8de1320, flags=...) at kernel/qeventdispatcher_glib.cpp:329
#9  0x0027cc79 in QEventLoop::processEvents (this=0xafe732d4, flags=) at kernel/qeventloop.cpp:149
#10 0x0027d0ca in QEventLoop::exec (this=0xafe732d4, flags=...) at kernel/qeventloop.cpp:201
#11 0x0018ab73 in QThread::exec (this=0x8d72920) at thread/qthread.cpp:487
#12 0x06b881d0 in KDevelop::CompletionWorkerThread::run (this=0x8d72920) at ../../language/codecompletion/codecompletionmodel.cpp:79
#13 0x0018de32 in QThreadPrivate::start (arg=0x8d72920) at thread/qthread_unix.cpp:188
#14 0x0682a80e in start_thread (arg=0xafe73b70) at pthread_create.c:300
#15 0x005ae8de in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 2 (Thread 0xaf672b70 (LWP 2669)):
#0  0x003bd422 in __kernel_vsyscall ()
#1  0x0682f142 in pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_timedwait.S:179
#2  0x005bb8d4 in __pthread_cond_timedwait (cond=0xaf672234, mutex=0xaf672264, abstime=0xaf6722b0) at forward.c:152
#3  0x0018d81e in thread_sleep (ti=0x1) at thread/qthread_unix.cpp:297
#4  0x0018d973 in QThread::msleep (msecs=30) at thread/qthread_unix.cpp:323
#5  0x0374a2ab in ?? () from /usr/lib/kde4/kdevcpplanguagesupport.so
#6  0x0018de32 in QThreadPrivate::start (arg=0x8df3418) at thread/qthread_unix.cpp:188
#7  0x0682a80e in start_thread (arg=0xaf672b70) at pthread_create.c:300
#8  0x005ae8de in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 1 (Thread 0xb77b0700 (LWP 2595)):
[KCrash Handler]
#6  QListData::begin (this=0x0, watcher=0x88a4db4) at /usr/include/qt4/QtCore/qlist.h:90
#7  QList<KTextEditor::SmartRangeWatcher*>::contains (this=0x0, watcher=0x88a4db4) at /usr/include/qt4/QtCore/qlist.h:664
#8  KTextEditor::SmartRange::addWatcher (this=0x0, watcher=0x88a4db4) at ../../../interfaces/ktexteditor/smartrange.cpp:893
#9  0x06a4deb9 in KDevelop::BackgroundParser::addManagedTopRange (this=0x88a4da8, document=..., range=0x0) at ../../language/backgroundparser/backgroundparser.cpp:625
#10 0x06a6a0c0 in KDevelop::DUChain::documentLoadedPrepare (this=0x89170b8, doc=0x93220c0) at ../../language/duchain/duchain.cpp:1463
#11 0x06a6caf7 in KDevelop::DUChain::qt_metacall (this=0x89170b8, _c=QMetaObject::InvokeMetaMethod, _id=6, _a=0xbf999ca8) at ./duchain.moc:162
#12 0x00294263 in QMetaObject::activate (sender=0x88a39e8, from_signal_index=13, to_signal_index=13, argv=0xbf999ca8) at kernel/qobject.cpp:3113
#13 0x00294ec2 in QMetaObject::activate (sender=0x88a39e8, m=0x73c614, local_signal_index=9, argv=0xbf999ca8) at kernel/qobject.cpp:3187
#14 0x0072ecb3 in KDevelop::IDocumentController::documentLoadedPrepare (this=0x88a39e8, _t1=0x93220c0) at ./idocumentcontroller.moc:256
#15 0x0072c7f2 in KDevelop::IDocument::notifyLoaded (this=0x93220c0) at ../../interfaces/idocument.cpp:119
#16 0x00ba9da9 in KDevelop::TextDocumentPrivate::slotDocumentLoaded (this=0x93220b0, _c=QMetaObject::InvokeMetaMethod, _id=5, _a=0xbf999e28) at ../../shell/textdocument.cpp:154
#17 KDevelop::TextDocument::qt_metacall (this=0x93220b0, _c=QMetaObject::InvokeMetaMethod, _id=5, _a=0xbf999e28) at ./textdocument.moc:86
#18 0x00294263 in QMetaObject::activate (sender=0xaf5aa40, from_signal_index=24, to_signal_index=24, argv=0xbf999e28) at kernel/qobject.cpp:3113
#19 0x00294ec2 in QMetaObject::activate (sender=0xaf5aa40, m=0x13c890, local_signal_index=5, argv=0xbf999e28) at kernel/qobject.cpp:3187
#20 0x00127d13 in KTextEditor::Document::textChanged (this=0xaf5aa40, _t1=0xaf5aa40) at ./document.moc:156
#21 0x03f19a03 in KateDocument::openFile (this=0xaf5aa40) at ../../kate/document/katedocument.cpp:3191
#22 0x00689819 in KParts::ReadOnlyPart::openUrl (this=0xaf5aa40, url=...) at ../../kparts/part.cpp:557
#23 0x00baa301 in KDevelop::TextDocument::createViewWidget (this=0x93220b0, parent=0x940a0f8) at ../../shell/textdocument.cpp:239
#24 0x00ba952e in KDevelop::TextView::createWidget (this=0x90ffac0, parent=0x940a0f8) at ../../shell/textdocument.cpp:504
#25 0x07c866e7 in Sublime::View::widget(QWidget*) () from /usr/lib/libsublime.so.1
#26 0x07c818a2 in ?? () from /usr/lib/libsublime.so.1
#27 0x07c85469 in Sublime::Area::WalkerMode Sublime::Area::walkViewsInternal<Sublime::MainWindowPrivate::ViewCreator>(Sublime::MainWindowPrivate::ViewCreator&, Sublime::AreaIndex*) ()
   from /usr/lib/libsublime.so.1
#28 0x07c82298 in ?? () from /usr/lib/libsublime.so.1
#29 0x07c78b84 in Sublime::MainWindow::setArea(Sublime::Area*) () from /usr/lib/libsublime.so.1
#30 0x07c85544 in Sublime::MainWindowOperator::setArea(Sublime::MainWindow*, Sublime::Area*) () from /usr/lib/libsublime.so.1
#31 0x07c73c4b in Sublime::Controller::showAreaInternal(Sublime::Area*, Sublime::MainWindow*) () from /usr/lib/libsublime.so.1
#32 0x07c74ac9 in Sublime::Controller::showArea(Sublime::Area*, Sublime::MainWindow*) () from /usr/lib/libsublime.so.1
#33 0x00b74c39 in ~DisconnectMainWindowsFromArea (this=0x8734100, area=0x87807e8, areaIndex=0x877c288, clear=false) at ../../shell/workingsetcontroller.cpp:243
#34 KDevelop::WorkingSet::loadToArea (this=0x8734100, area=0x87807e8, areaIndex=0x877c288, clear=false) at ../../shell/workingsetcontroller.cpp:321
#35 0x00b75eea in KDevelop::WorkingSet::changedWorkingSet (this=0x8734100, area=0x87807e8, from=..., to=...) at ../../shell/workingsetcontroller.cpp:602
#36 0x00b7795c in KDevelop::WorkingSet::qt_metacall (this=0x8734100, _c=QMetaObject::InvokeMetaMethod, _id=8, _a=0x8ae03f8) at ./workingsetcontroller.moc:83
#37 0x0028cf0b in QMetaCallEvent::placeMetaCall (this=0x8ae1720, object=0x8734100) at kernel/qobject.cpp:477
#38 0x0028e5fe in QObject::event (this=0x8734100, e=0x8ae1720) at kernel/qobject.cpp:1111
#39 0x010d8f54 in QApplicationPrivate::notify_helper (this=0x8650ea8, receiver=0x8734100, e=0x8ae1720) at kernel/qapplication.cpp:4056
#40 0x010e067c in QApplication::notify (this=0xbf99afa4, receiver=0x8734100, e=0x8ae1720) at kernel/qapplication.cpp:3603
#41 0x00df8bfa in KApplication::notify (this=0xbf99afa4, receiver=0x8734100, event=0x8ae1720) at ../../kdeui/kernel/kapplication.cpp:302
#42 0x0027e6cb in QCoreApplication::notifyInternal (this=0xbf99afa4, receiver=0x8734100, event=0x8ae1720) at kernel/qcoreapplication.cpp:610
#43 0x0027f2b2 in QCoreApplication::sendEvent (receiver=0x0, event_type=0, data=0x858cef8) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#44 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x858cef8) at kernel/qcoreapplication.cpp:1247
#45 0x0027f47d in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1140
#46 0x002a93ff in QCoreApplication::sendPostedEvents (s=0x8653110) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#47 postEventSourceDispatch (s=0x8653110) at kernel/qeventdispatcher_glib.cpp:210
#48 0x01fb8e88 in g_main_dispatch (context=0x8653090) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:1960
#49 IA__g_main_context_dispatch (context=0x8653090) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:2513
#50 0x01fbc730 in g_main_context_iterate (context=0x8653090, block=<value optimized out>, dispatch=1, self=0x86510f0) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:2591
#51 0x01fbc863 in IA__g_main_context_iteration (context=0x8653090, may_block=1) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:2654
#52 0x002a902c in QEventDispatcherGlib::processEvents (this=0x858d0d0, flags=...) at kernel/qeventdispatcher_glib.cpp:327
#53 0x01179be5 in QGuiEventDispatcherGlib::processEvents (this=0x858d0d0, flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#54 0x0027cc79 in QEventLoop::processEvents (this=0xbf99aec4, flags=) at kernel/qeventloop.cpp:149
#55 0x0027d0ca in QEventLoop::exec (this=0xbf99aec4, flags=...) at kernel/qeventloop.cpp:201
#56 0x0027f53f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#57 0x010d8dd7 in QApplication::exec () at kernel/qapplication.cpp:3525
#58 0x0804f393 in _start ()

This bug may be a duplicate of or related to bug 230418

Reported using DrKonqi