Application: kdevelop (4.0.2 (using KDevPlatform 1.0.2))
KDE Platform Version: 4.5.1 (KDE 4.5.1)
Qt Version: 4.7.0
Operating System: Linux 2.6.35-22-generic-pae i686
Distribution: Linux Mint 10 Julia

-- Information about the crash:
- Unusual behavior I noticed:
I can repeat this everytime. 
Start up KDevelop4 and then "Session" --> "Exit" then you get crash righ away.

The crash can be reproduced every time.

-- Backtrace:
Application: KDevelop (kdevelop.bin), signal: Segmentation fault
[Current thread is 1 (Thread 0xb4241710 (LWP 3072))]

Thread 3 (Thread 0xb3172b70 (LWP 3074)):
#0  0xb787e424 in __kernel_vsyscall ()
#1  0xb61ecdf6 in __poll (fds=0xb6283ff4, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#2  0xb4db0a1b in g_poll () from /lib/libglib-2.0.so.0
#3  0xb4da343c in ?? () from /lib/libglib-2.0.so.0
#4  0xb4da3ba7 in g_main_loop_run () from /lib/libglib-2.0.so.0
#5  0xb328b6b4 in ?? () from /usr/lib/libgio-2.0.so.0
#6  0xb4dca48f in ?? () from /lib/libglib-2.0.so.0
#7  0xb6116cc9 in start_thread (arg=0xb3172b70) at pthread_create.c:304
#8  0xb61fb69e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 2 (Thread 0xaf308b70 (LWP 3075)):
#0  0xb787e424 in __kernel_vsyscall ()
#1  0xb611b884 in pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_timedwait.S:236
#2  0xb6208df4 in __pthread_cond_timedwait (cond=0x85f2410, mutex=0x85f23f8, abstime=0xaf3082b0) at forward.c:152
#3  0xb6e9f94f in wait (this=0x85f3f5c, mutex=0x85f3f60, time=200000) at thread/qwaitcondition_unix.cpp:86
#4  QWaitCondition::wait (this=0x85f3f5c, mutex=0x85f3f60, time=200000) at thread/qwaitcondition_unix.cpp:160
#5  0xb53365b5 in KDevelop::DUChainPrivate::CleanupThread::run (this=0x85f3f50) at ../../language/duchain/duchain.cpp:286
#6  0xb6e9edf9 in QThreadPrivate::start (arg=0x85f3f50) at thread/qthread_unix.cpp:266
#7  0xb6116cc9 in start_thread (arg=0xaf308b70) at pthread_create.c:304
#8  0xb61fb69e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 1 (Thread 0xb4241710 (LWP 3072)):
[KCrash Handler]
#7  0xb7575d67 in ProvidersModel::data (this=0xb2832a10, index=..., role=0) at ../../shell/documentationview.cpp:51
#8  0xb68e8b39 in QComboBoxPrivate::itemText (this=0xb2832558, index=...) at widgets/qcombobox.cpp:1270
#9  0xb68e8cd0 in QComboBox::currentText (this=0xb28323a8) at widgets/qcombobox.cpp:2039
#10 0xb68e98fd in QComboBox::initStyleOption (this=0xb28323a8, option=0xbfb87400) at widgets/qcombobox.cpp:1119
#11 0xb68ece61 in QComboBoxPrivate::updateViewContainerPaletteAndOpacity (this=0xb2832558) at widgets/qcombobox.cpp:1078
#12 0xb68f00e8 in QComboBox::changeEvent (this=0xb28323a8, e=0xbfb87a4c) at widgets/qcombobox.cpp:2734
#13 0xb64fda5e in QWidget::event (this=0xb28323a8, event=0xbfb87a4c) at kernel/qwidget.cpp:8477
#14 0xb68edb7c in QComboBox::event (this=0xb28323a8, event=0xbfb87a4c) at widgets/qcombobox.cpp:2834
#15 0xb649ffdc in QApplicationPrivate::notify_helper (this=0x8355728, receiver=0xb28323a8, e=0xbfb87a4c) at kernel/qapplication.cpp:4396
#16 0xb64a60e9 in QApplication::notify (this=0xbfb88d70, receiver=0xb28323a8, e=0xbfb87a4c) at kernel/qapplication.cpp:4361
#17 0xb72ad68a in KApplication::notify (this=0xbfb88d70, receiver=0xb28323a8, event=0xbfb87a4c) at ../../kdeui/kernel/kapplication.cpp:310
#18 0xb6fa0b3b in QCoreApplication::notifyInternal (this=0xbfb88d70, receiver=0xb28323a8, event=0xbfb87a4c) at kernel/qcoreapplication.cpp:732
#19 0xb64f9701 in sendEvent (this=0xb2832558) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#20 QWidgetPrivate::propagatePaletteChange (this=0xb2832558) at kernel/qwidget.cpp:1870
#21 0xb64f98e1 in QWidgetPrivate::setPalette_helper (this=0xb2832558, palette=...) at kernel/qwidget.cpp:4614
#22 0xb64f997a in QWidgetPrivate::resolvePalette (this=0xb2832558) at kernel/qwidget.cpp:4604
#23 0xb6507e75 in QWidget::setParent (this=0xb28323a8, parent=0x0, f=...) at kernel/qwidget.cpp:10018
#24 0xb65083ce in QWidget::setParent (this=0x8627e14, parent=0xb2832960) at kernel/qwidget.cpp:9937
#25 0xb650ba66 in QWidgetAction::releaseWidget (this=0x86fe570, widget=0xb28323a8) at kernel/qwidgetaction.cpp:207
#26 0xb69afe22 in QToolBarLayout::~QToolBarLayout (this=0xb2830238, __in_chrg=<value optimized out>) at widgets/qtoolbarlayout.cpp:101
#27 0xb65037f3 in QWidget::~QWidget (this=0xb282f038, __in_chrg=<value optimized out>) at kernel/qwidget.cpp:1501
#28 0xb69ad2ed in QToolBar::~QToolBar (this=0xb282f038, __in_chrg=<value optimized out>) at widgets/qtoolbar.cpp:597
#29 0xb73dae09 in KToolBar::~KToolBar (this=0xb282f038, __in_chrg=<value optimized out>) at ../../kdeui/widgets/ktoolbar.cpp:728
#30 0xb6fb3816 in QObjectPrivate::deleteChildren (this=0x86fe398) at kernel/qobject.cpp:1957
#31 0xb65038fc in QWidget::~QWidget (this=0x872b0f8, __in_chrg=<value optimized out>) at kernel/qwidget.cpp:1589
#32 0xb74fab5d in DocumentationView::~DocumentationView (this=0x872b0f8, __in_chrg=<value optimized out>) at ../../shell/documentationview.h:32
#33 0xb6fb3816 in QObjectPrivate::deleteChildren (this=0xb282f318) at kernel/qobject.cpp:1957
#34 0xb65038fc in QWidget::~QWidget (this=0xb2821c68, __in_chrg=<value optimized out>) at kernel/qwidget.cpp:1589
#35 0xb69071d1 in QDockWidget::~QDockWidget (this=0xb2821c68, __in_chrg=<value optimized out>) at widgets/qdockwidget.cpp:1181
#36 0xb527f8d2 in ?? () from /usr/lib/libsublime.so.1
#37 0xb6fb3816 in QObjectPrivate::deleteChildren (this=0xb2821c68) at kernel/qobject.cpp:1957
#38 0xb65038fc in QWidget::~QWidget (this=0xb281db28, __in_chrg=<value optimized out>) at kernel/qwidget.cpp:1589
#39 0xb52867d7 in ?? () from /usr/lib/libsublime.so.1
#40 0xb6fb3816 in QObjectPrivate::deleteChildren (this=0xb281db28) at kernel/qobject.cpp:1957
#41 0xb65038fc in QWidget::~QWidget (this=0x8514100, __in_chrg=<value optimized out>) at kernel/qwidget.cpp:1589
#42 0xb693dc31 in QMainWindow::~QMainWindow (this=0x8514100, __in_chrg=<value optimized out>) at widgets/qmainwindow.cpp:329
#43 0xb73a5864 in KMainWindow::~KMainWindow (this=0x8514100, __in_chrg=<value optimized out>) at ../../kdeui/widgets/kmainwindow.cpp:473
#44 0xb73eb8b8 in KXmlGuiWindow::~KXmlGuiWindow (this=0x8514100, __vtt_parm=0xb75ba20c, __in_chrg=<value optimized out>) at ../../kdeui/xmlgui/kxmlguiwindow.cpp:126
#45 0xb5e5d429 in KParts::MainWindow::~MainWindow (this=0x8514100, __vtt_parm=0xb75ba208, __in_chrg=<value optimized out>) at ../../kparts/mainwindow.cpp:77
#46 0xb5270276 in Sublime::MainWindow::~MainWindow() () from /usr/lib/libsublime.so.1
#47 0xb750c89e in KDevelop::MainWindow::~MainWindow (this=0x8514100, __in_chrg=<value optimized out>, __vtt_parm=<value optimized out>) at ../../shell/mainwindow.cpp:128
#48 0xb6fb19a5 in qDeleteInEventHandler (o=0x8627e14) at kernel/qobject.cpp:3988
#49 0xb6fb36c8 in QObject::event (this=0x8514100, e=0x640069) at kernel/qobject.cpp:1202
#50 0xb64fd936 in QWidget::event (this=0x8514100, event=0x8820580) at kernel/qwidget.cpp:8646
#51 0xb693e917 in QMainWindow::event (this=0x8514100, event=0x8820580) at widgets/qmainwindow.cpp:1417
#52 0xb73a38a4 in KMainWindow::event (this=0x8514100, ev=0x8820580) at ../../kdeui/widgets/kmainwindow.cpp:1100
#53 0xb73ec14f in KXmlGuiWindow::event (this=0x8514100, ev=0x8820580) at ../../kdeui/xmlgui/kxmlguiwindow.cpp:130
#54 0xb649ffdc in QApplicationPrivate::notify_helper (this=0x8355728, receiver=0x8514100, e=0x8820580) at kernel/qapplication.cpp:4396
#55 0xb64a60e9 in QApplication::notify (this=0xbfb88d70, receiver=0x8514100, e=0x8820580) at kernel/qapplication.cpp:4361
#56 0xb72ad68a in KApplication::notify (this=0xbfb88d70, receiver=0x8514100, event=0x8820580) at ../../kdeui/kernel/kapplication.cpp:310
#57 0xb6fa0b3b in QCoreApplication::notifyInternal (this=0xbfb88d70, receiver=0x8514100, event=0x8820580) at kernel/qcoreapplication.cpp:732
#58 0xb6fa3d8b in sendEvent (receiver=0x0, event_type=0, data=0x8313f00) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#59 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x8313f00) at kernel/qcoreapplication.cpp:1373
#60 0xb6fa3f4d in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1266
#61 0xb6fcfa74 in sendPostedEvents (s=0x8357b10) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#62 postEventSourceDispatch (s=0x8357b10) at kernel/qeventdispatcher_glib.cpp:277
#63 0xb4d9f855 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#64 0xb4da3668 in ?? () from /lib/libglib-2.0.so.0
#65 0xb4da3848 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#66 0xb6fcf565 in QEventDispatcherGlib::processEvents (this=0x8313a18, flags=...) at kernel/qeventdispatcher_glib.cpp:415
#67 0xb6561be5 in QGuiEventDispatcherGlib::processEvents (this=0x8313a18, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#68 0xb6f9f609 in QEventLoop::processEvents (this=0xbfb88c24, flags=) at kernel/qeventloop.cpp:149
#69 0xb6f9fa8a in QEventLoop::exec (this=0xbfb88c24, flags=...) at kernel/qeventloop.cpp:201
#70 0xb6fa400f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#71 0xb649ee07 in QApplication::exec () at kernel/qapplication.cpp:3672
#72 0x0804fe00 in _start ()

Possible duplicates by query: bug 268100, bug 267585, bug 267092, bug 267067, bug 267023.

Reported using DrKonqi