Application: kdevelop (4.0.60)
KDE Platform Version: 4.4.4 (KDE 4.4.4)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-gentoo-r7 x86_64
Distribution (Platform): Gentoo Packages

-- Information about the crash:
So... start debugging, and while the program is stopped in a breakpoint, hit F11 and get a nice dialog about how some shortcuts conflict. Go to Configure Shortcuts and set whatever from F11 to Custom. Bang!

 -- Backtrace:
Application: KDevelop (kdevelop), signal: Segmentation fault
Traceback (most recent call last):
  File "/usr/share/gdb/auto-load/usr/lib64/libgobject-2.0.so.0.2200.5-gdb.py", line 9, in <module>
    from gobject import register
  File "/usr/share/glib-2.0/gdb/gobject.py", line 3, in <module>
    import gdb.backtrace
ImportError: No module named backtrace
[Current thread is 1 (Thread 0x7fe91335b760 (LWP 28277))]

Thread 12 (Thread 0x7fe902500710 (LWP 28278)):
#0  0x00007fe90fa22599 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007fe90fca9f51 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/qt4/libQtCore.so.4
#2  0x00007fe90c980f8e in KDevelop::DUChainPrivate::CleanupThread::run() () from /home/cipi/local/kdevelop4/lib64/libkdevplatformlanguage.so.2
#3  0x00007fe90fca9117 in ?? () from /usr/lib64/qt4/libQtCore.so.4
#4  0x00007fe90fa1d884 in start_thread () from /lib/libpthread.so.0
#5  0x00007fe90e17c27d in clone () from /lib/libc.so.6

Thread 11 (Thread 0x7fe8f28e1710 (LWP 28633)):
#0  0x00007fe90e1735c3 in poll () from /lib/libc.so.6
#1  0x00007fe9097a5d4a in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007fe9097a5fb8 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007fe90fdade58 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#4  0x00007fe90fd87552 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#5  0x00007fe90fd878a3 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#6  0x00007fe90fca6b53 in QThread::exec() () from /usr/lib64/qt4/libQtCore.so.4
#7  0x00007fe90fca9117 in ?? () from /usr/lib64/qt4/libQtCore.so.4
#8  0x00007fe90fa1d884 in start_thread () from /lib/libpthread.so.0
#9  0x00007fe90e17c27d in clone () from /lib/libc.so.6

Thread 10 (Thread 0x7fe8f30e2710 (LWP 28634)):
#0  0x00007fe90e1735c3 in poll () from /lib/libc.so.6
#1  0x00007fe9097a5d4a in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007fe9097a5fb8 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007fe90fdade58 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#4  0x00007fe90fd87552 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#5  0x00007fe90fd878a3 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#6  0x00007fe90fca6b53 in QThread::exec() () from /usr/lib64/qt4/libQtCore.so.4
#7  0x00007fe90fca9117 in ?? () from /usr/lib64/qt4/libQtCore.so.4
#8  0x00007fe90fa1d884 in start_thread () from /lib/libpthread.so.0
#9  0x00007fe90e17c27d in clone () from /lib/libc.so.6

Thread 9 (Thread 0x7fe8eff00710 (LWP 28635)):
#0  0x00007fe90fa22599 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007fe90fca8afe in ?? () from /usr/lib64/qt4/libQtCore.so.4
#2  0x00007fe90fca8cb1 in QThread::msleep(unsigned long) () from /usr/lib64/qt4/libQtCore.so.4
#3  0x00007fe8f0779206 in UIBlockTester::UIBlockTesterThread::run (this=0x4e27160) at /home/cipi/src/kdevelop/kdevelop/languages/cpp/cpplanguagesupport.cpp:678
#4  0x00007fe90fca9117 in ?? () from /usr/lib64/qt4/libQtCore.so.4
#5  0x00007fe90fa1d884 in start_thread () from /lib/libpthread.so.0
#6  0x00007fe90e17c27d in clone () from /lib/libc.so.6

Thread 8 (Thread 0x7fe8ee6b7710 (LWP 28749)):
#0  0x00007fe90fa2222c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007fe90fca9fc4 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/qt4/libQtCore.so.4
#2  0x00007fe9117c5cec in ?? () from /usr/lib/libthreadweaver.so.4
#3  0x00007fe9117c8f10 in ?? () from /usr/lib/libthreadweaver.so.4
#4  0x00007fe9117c7abd in ?? () from /usr/lib/libthreadweaver.so.4
#5  0x00007fe9117c7b66 in ThreadWeaver::Thread::run() () from /usr/lib/libthreadweaver.so.4
#6  0x00007fe90fca9117 in ?? () from /usr/lib64/qt4/libQtCore.so.4
#7  0x00007fe90fa1d884 in start_thread () from /lib/libpthread.so.0
#8  0x00007fe90e17c27d in clone () from /lib/libc.so.6

Thread 7 (Thread 0x7fe8edeb6710 (LWP 28750)):
#0  0x00007fe90fa2222c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007fe90fca9fc4 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/qt4/libQtCore.so.4
#2  0x00007fe9117c5cec in ?? () from /usr/lib/libthreadweaver.so.4
#3  0x00007fe9117c8f10 in ?? () from /usr/lib/libthreadweaver.so.4
#4  0x00007fe9117c8f29 in ?? () from /usr/lib/libthreadweaver.so.4
#5  0x00007fe9117c8f29 in ?? () from /usr/lib/libthreadweaver.so.4
#6  0x00007fe9117c7abd in ?? () from /usr/lib/libthreadweaver.so.4
#7  0x00007fe9117c7b66 in ThreadWeaver::Thread::run() () from /usr/lib/libthreadweaver.so.4
#8  0x00007fe90fca9117 in ?? () from /usr/lib64/qt4/libQtCore.so.4
#9  0x00007fe90fa1d884 in start_thread () from /lib/libpthread.so.0
#10 0x00007fe90e17c27d in clone () from /lib/libc.so.6

Thread 6 (Thread 0x7fe8ed5a7710 (LWP 30217)):
#0  0x00007fe90fa2222c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007fe90d560410 in ?? () from /usr/lib64/qt4/libQtScript.so.4
#2  0x00007fe90d560445 in ?? () from /usr/lib64/qt4/libQtScript.so.4
#3  0x00007fe90fa1d884 in start_thread () from /lib/libpthread.so.0
#4  0x00007fe90e17c27d in clone () from /lib/libc.so.6

Thread 5 (Thread 0x7fe8f9cd3710 (LWP 30648)):
#0  0x00007fe90fa2222c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007fe90fca9fc4 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/qt4/libQtCore.so.4
#2  0x00007fe9117c5cec in ?? () from /usr/lib/libthreadweaver.so.4
#3  0x00007fe9117c8f10 in ?? () from /usr/lib/libthreadweaver.so.4
#4  0x00007fe9117c7abd in ?? () from /usr/lib/libthreadweaver.so.4
#5  0x00007fe9117c7b66 in ThreadWeaver::Thread::run() () from /usr/lib/libthreadweaver.so.4
#6  0x00007fe90fca9117 in ?? () from /usr/lib64/qt4/libQtCore.so.4
#7  0x00007fe90fa1d884 in start_thread () from /lib/libpthread.so.0
#8  0x00007fe90e17c27d in clone () from /lib/libc.so.6

Thread 4 (Thread 0x7fe8e7fff710 (LWP 30649)):
#0  0x00007fe90fa2222c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007fe90fca9fc4 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/qt4/libQtCore.so.4
#2  0x00007fe9117c5cec in ?? () from /usr/lib/libthreadweaver.so.4
#3  0x00007fe9117c8f10 in ?? () from /usr/lib/libthreadweaver.so.4
#4  0x00007fe9117c8f29 in ?? () from /usr/lib/libthreadweaver.so.4
#5  0x00007fe9117c7abd in ?? () from /usr/lib/libthreadweaver.so.4
#6  0x00007fe9117c7b66 in ThreadWeaver::Thread::run() () from /usr/lib/libthreadweaver.so.4
#7  0x00007fe90fca9117 in ?? () from /usr/lib64/qt4/libQtCore.so.4
#8  0x00007fe90fa1d884 in start_thread () from /lib/libpthread.so.0
#9  0x00007fe90e17c27d in clone () from /lib/libc.so.6

Thread 3 (Thread 0x7fe8e77fe710 (LWP 31584)):
#0  0x00007fe90fa2222c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007fe90fca9fc4 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/qt4/libQtCore.so.4
#2  0x00007fe9117c5cec in ?? () from /usr/lib/libthreadweaver.so.4
#3  0x00007fe9117c8f10 in ?? () from /usr/lib/libthreadweaver.so.4
#4  0x00007fe9117c8f29 in ?? () from /usr/lib/libthreadweaver.so.4
#5  0x00007fe9117c8f29 in ?? () from /usr/lib/libthreadweaver.so.4
#6  0x00007fe9117c8f29 in ?? () from /usr/lib/libthreadweaver.so.4
#7  0x00007fe9117c7abd in ?? () from /usr/lib/libthreadweaver.so.4
#8  0x00007fe9117c7b66 in ThreadWeaver::Thread::run() () from /usr/lib/libthreadweaver.so.4
#9  0x00007fe90fca9117 in ?? () from /usr/lib64/qt4/libQtCore.so.4
#10 0x00007fe90fa1d884 in start_thread () from /lib/libpthread.so.0
#11 0x00007fe90e17c27d in clone () from /lib/libc.so.6

Thread 2 (Thread 0x7fe8e6ffd710 (LWP 31585)):
#0  0x00007fe90fa2222c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007fe90fca9fc4 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/qt4/libQtCore.so.4
#2  0x00007fe9117c5cec in ?? () from /usr/lib/libthreadweaver.so.4
#3  0x00007fe9117c8f10 in ?? () from /usr/lib/libthreadweaver.so.4
#4  0x00007fe9117c8f29 in ?? () from /usr/lib/libthreadweaver.so.4
#5  0x00007fe9117c8f29 in ?? () from /usr/lib/libthreadweaver.so.4
#6  0x00007fe9117c7abd in ?? () from /usr/lib/libthreadweaver.so.4
#7  0x00007fe9117c7b66 in ThreadWeaver::Thread::run() () from /usr/lib/libthreadweaver.so.4
#8  0x00007fe90fca9117 in ?? () from /usr/lib64/qt4/libQtCore.so.4
#9  0x00007fe90fa1d884 in start_thread () from /lib/libpthread.so.0
#10 0x00007fe90e17c27d in clone () from /lib/libc.so.6

Thread 1 (Thread 0x7fe91335b760 (LWP 28277)):
[KCrash Handler]
#5  KDevelop::MainWindow::shortcutsChanged (this=<value optimized out>) at /home/cipi/src/kdevelop/kdevplatform/shell/mainwindow.cpp:272
#6  0x00007fe912804e1c in KDevelop::MainWindow::qt_metacall (this=0x26f6d30, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff3bb61d10)
    at /home/cipi/src/kdevelop/kdevplatform/build/shell/mainwindow.moc:106
#7  0x00007fe90fd99be2 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib64/qt4/libQtCore.so.4
#8  0x00007fe9104d422d in KShortcutsDialog::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libkdeui.so.5
#9  0x00007fe90fd99be2 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib64/qt4/libQtCore.so.4
#10 0x00007fe9104a596c in KDialog::slotButtonClicked(int) () from /usr/lib/libkdeui.so.5
#11 0x00007fe9104a77a9 in KDialog::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libkdeui.so.5
#12 0x00007fe9104d41cf in KShortcutsDialog::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libkdeui.so.5
#13 0x00007fe90fd99be2 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib64/qt4/libQtCore.so.4
#14 0x00007fe90fd9e69e in QSignalMapper::mapped(int) () from /usr/lib64/qt4/libQtCore.so.4
#15 0x00007fe90fd9f6fa in QSignalMapper::map(QObject*) () from /usr/lib64/qt4/libQtCore.so.4
#16 0x00007fe90fd9f921 in QSignalMapper::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/qt4/libQtCore.so.4
#17 0x00007fe90fd99be2 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib64/qt4/libQtCore.so.4
#18 0x00007fe90f5d06b0 in QAbstractButton::clicked(bool) () from /usr/lib64/qt4/libQtGui.so.4
#19 0x00007fe90f32b4f0 in ?? () from /usr/lib64/qt4/libQtGui.so.4
#20 0x00007fe90f32c1dc in ?? () from /usr/lib64/qt4/libQtGui.so.4
#21 0x00007fe90f32c3d6 in QAbstractButton::mouseReleaseEvent(QMouseEvent*) () from /usr/lib64/qt4/libQtGui.so.4
#22 0x00007fe90f000270 in QWidget::event(QEvent*) () from /usr/lib64/qt4/libQtGui.so.4
#23 0x00007fe90efb30c8 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib64/qt4/libQtGui.so.4
#24 0x00007fe90efb95f2 in QApplication::notify(QObject*, QEvent*) () from /usr/lib64/qt4/libQtGui.so.4
#25 0x00007fe91053b060 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#26 0x00007fe90fd888fa in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib64/qt4/libQtCore.so.4
#27 0x00007fe90efb82a7 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () from /usr/lib64/qt4/libQtGui.so.4
#28 0x00007fe90f02ce56 in ?? () from /usr/lib64/qt4/libQtGui.so.4
#29 0x00007fe90f02b871 in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib64/qt4/libQtGui.so.4
#30 0x00007fe90f052cec in ?? () from /usr/lib64/qt4/libQtGui.so.4
#31 0x00007fe9097a5643 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#32 0x00007fe9097a5e59 in ?? () from /usr/lib/libglib-2.0.so.0
#33 0x00007fe9097a5fb8 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#34 0x00007fe90fdade20 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#35 0x00007fe90f05297e in ?? () from /usr/lib64/qt4/libQtGui.so.4
#36 0x00007fe90fd87552 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#37 0x00007fe90fd878a3 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#38 0x00007fe90f425636 in QDialog::exec() () from /usr/lib64/qt4/libQtGui.so.4
#39 0x00007fe9104d323b in KShortcutsDialog::configure(bool) () from /usr/lib/libkdeui.so.5
#40 0x00007fe912804b03 in KDevelop::MainWindow::configureShortcuts (this=<value optimized out>) at /home/cipi/src/kdevelop/kdevplatform/shell/mainwindow.cpp:238
#41 0x00007fe912804d2c in KDevelop::MainWindow::qt_metacall (this=0x26f6d30, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff3bb63bc0)
    at /home/cipi/src/kdevelop/kdevplatform/build/shell/mainwindow.moc:99
#42 0x00007fe90fd99be2 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib64/qt4/libQtCore.so.4
#43 0x00007fe90efade48 in QAction::triggered(bool) () from /usr/lib64/qt4/libQtGui.so.4
#44 0x00007fe90efafa90 in QAction::activate(QAction::ActionEvent) () from /usr/lib64/qt4/libQtGui.so.4
#45 0x00007fe90f3a3fda in ?? () from /usr/lib64/qt4/libQtGui.so.4
#46 0x00007fe90f3a9400 in ?? () from /usr/lib64/qt4/libQtGui.so.4
#47 0x00007fe9106198f6 in KMenu::mouseReleaseEvent(QMouseEvent*) () from /usr/lib/libkdeui.so.5
#48 0x00007fe90f000270 in QWidget::event(QEvent*) () from /usr/lib64/qt4/libQtGui.so.4
#49 0x00007fe90f3ab3c0 in QMenu::event(QEvent*) () from /usr/lib64/qt4/libQtGui.so.4
#50 0x00007fe90efb30c8 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib64/qt4/libQtGui.so.4
#51 0x00007fe90efb95f2 in QApplication::notify(QObject*, QEvent*) () from /usr/lib64/qt4/libQtGui.so.4
#52 0x00007fe91053b060 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#53 0x00007fe90fd888fa in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib64/qt4/libQtCore.so.4
#54 0x00007fe90efb82a7 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () from /usr/lib64/qt4/libQtGui.so.4
#55 0x00007fe90f02c8da in ?? () from /usr/lib64/qt4/libQtGui.so.4
#56 0x00007fe90f02b871 in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib64/qt4/libQtGui.so.4
#57 0x00007fe90f052cec in ?? () from /usr/lib64/qt4/libQtGui.so.4
#58 0x00007fe9097a5643 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#59 0x00007fe9097a5e59 in ?? () from /usr/lib/libglib-2.0.so.0
#60 0x00007fe9097a5fb8 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#61 0x00007fe90fdade20 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#62 0x00007fe90f05297e in ?? () from /usr/lib64/qt4/libQtGui.so.4
#63 0x00007fe90fd87552 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#64 0x00007fe90fd878a3 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#65 0x00007fe90fd8afeb in QCoreApplication::exec() () from /usr/lib64/qt4/libQtCore.so.4
#66 0x0000000000407e10 in main (argc=<value optimized out>, argv=<value optimized out>) at /home/cipi/src/kdevelop/kdevelop/app/main.cpp:379

Reported using DrKonqi