Bug 309288

Summary: Kdevelop Segmentation fault when mouse_right_click on menu panels (top of window)
Product: [Applications] kdevelop Reporter: lojkofob
Component: generalAssignee: kdevelop-bugs-null
Status: RESOLVED DUPLICATE    
Severity: crash    
Priority: NOR    
Version First Reported In: 4.3.1   
Target Milestone: 4.3.0   
Platform: Ubuntu   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description lojkofob 2012-10-31 06:57:01 UTC 
Application: kdevelop (4.3.1)
KDE Platform Version: 4.8.3 (4.8.3)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-25-generic-pae i686
Distribution: Ubuntu 12.04 LTS

-- Information about the crash:
- What I was doing when the application crashed:
I was click mouse right button on panel where is `Build`,'Run','Debug' and Kdev was crashed
this error not first time

The crash can be reproduced some of the time.

-- Backtrace:
Application: KDevelop (kdevelop), signal: Segmentation fault
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0xb27bd740 (LWP 2026))]

Thread 12 (Thread 0xadf9ab40 (LWP 2027)):
#0  0xb7741424 in __kernel_vsyscall ()
#1  0xb5c47d13 in pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_timedwait.S:236
#2  0xb5eec434 in __pthread_cond_timedwait (cond=0x9936118, mutex=0x9936100, abstime=0xadf9a268) at forward.c:152
#3  0xb6bba2df in wait (time=1000, this=0x9936100) at thread/qwaitcondition_unix.cpp:84
#4  QWaitCondition::wait (this=0x995d4bc, mutex=0x995d4c0, time=1000) at thread/qwaitcondition_unix.cpp:158
#5  0xb55e79fa in KDevelop::DUChainPrivate::CleanupThread::run (this=0x995d4b0) at ../../language/duchain/duchain.cpp:282
#6  0xb6bb9de0 in QThreadPrivate::start (arg=0x995d4b0) at thread/qthread_unix.cpp:298
#7  0xb5c43d4c in start_thread (arg=0xadf9ab40) at pthread_create.c:308
#8  0xb5edeace in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 11 (Thread 0xaac51b40 (LWP 2030)):
#0  0xb7741424 in __kernel_vsyscall ()
#1  0xb5ece17b in read () at ../sysdeps/unix/syscall-template.S:82
#2  0xb50b96ae in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb507abd2 in g_main_context_check () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb507b042 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb507b201 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0xb6d018e7 in QEventDispatcherGlib::processEvents (this=0xaa300468, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#7  0xb6ccd50d in QEventLoop::processEvents (this=0xaac51240, flags=...) at kernel/qeventloop.cpp:149
#8  0xb6ccd7a9 in QEventLoop::exec (this=0xaac51240, flags=...) at kernel/qeventloop.cpp:204
#9  0xb6bb694c in QThread::exec (this=0x9bb8538) at thread/qthread.cpp:501
#10 0xb6caab5d in QInotifyFileSystemWatcherEngine::run (this=0x9bb8538) at io/qfilesystemwatcher_inotify.cpp:248
#11 0xb6bb9de0 in QThreadPrivate::start (arg=0x9bb8538) at thread/qthread_unix.cpp:298
#12 0xb5c43d4c in start_thread (arg=0xaac51b40) at pthread_create.c:308
#13 0xb5edeace in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 10 (Thread 0xaa0ceb40 (LWP 2031)):
#0  0xb5b9adcd in __GI_clock_gettime (clock_id=1, tp=0xaa0cdfd8) at ../sysdeps/unix/clock_gettime.c:116
#1  0xb6c18315 in do_gettime (frac=0xaa0cdfd0, sec=0xaa0cdfc8) at tools/qelapsedtimer_unix.cpp:123
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#3  0xb6d02226 in QTimerInfoList::updateCurrentTime (this=0x9c1a53c) at kernel/qeventdispatcher_unix.cpp:343
#4  0xb6d0257a in QTimerInfoList::timerWait (this=0x9c1a53c, tm=...) at kernel/qeventdispatcher_unix.cpp:450
#5  0xb6d00e23 in timerSourcePrepareHelper (src=<optimized out>, timeout=0xaa0ce0dc) at kernel/qeventdispatcher_glib.cpp:136
#6  0xb6d00ebd in timerSourcePrepare (source=0x9c1a508, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#7  0xb507a872 in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0xb507afaf in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#9  0xb507b201 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#10 0xb6d018e7 in QEventDispatcherGlib::processEvents (this=0x9ac2978, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#11 0xb6ccd50d in QEventLoop::processEvents (this=0xaa0ce260, flags=...) at kernel/qeventloop.cpp:149
#12 0xb6ccd7a9 in QEventLoop::exec (this=0xaa0ce260, flags=...) at kernel/qeventloop.cpp:204
#13 0xb6bb694c in QThread::exec (this=0x9c00000) at thread/qthread.cpp:501
#14 0xb56ead16 in KDevelop::CompletionWorkerThread::run (this=0x9c00000) at ../../language/codecompletion/codecompletionmodel.cpp:84
#15 0xb6bb9de0 in QThreadPrivate::start (arg=0x9c00000) at thread/qthread_unix.cpp:298
#16 0xb5c43d4c in start_thread (arg=0xaa0ceb40) at pthread_create.c:308
#17 0xb5edeace in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 9 (Thread 0xa98cdb40 (LWP 2032)):
#0  0xb5b9adcd in __GI_clock_gettime (clock_id=1, tp=0xa98ccfd8) at ../sysdeps/unix/clock_gettime.c:116
#1  0xb6c18315 in do_gettime (frac=0xa98ccfd0, sec=0xa98ccfc8) at tools/qelapsedtimer_unix.cpp:123
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#3  0xb6d02226 in QTimerInfoList::updateCurrentTime (this=0xaa303734) at kernel/qeventdispatcher_unix.cpp:343
#4  0xb6d0257a in QTimerInfoList::timerWait (this=0xaa303734, tm=...) at kernel/qeventdispatcher_unix.cpp:450
#5  0xb6d00e23 in timerSourcePrepareHelper (src=<optimized out>, timeout=0xa98cd0dc) at kernel/qeventdispatcher_glib.cpp:136
#6  0xb6d00ebd in timerSourcePrepare (source=0xaa303700, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#7  0xb507a872 in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0xb507afaf in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#9  0xb507b201 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#10 0xb6d018e7 in QEventDispatcherGlib::processEvents (this=0xaa3022d8, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#11 0xb6ccd50d in QEventLoop::processEvents (this=0xa98cd260, flags=...) at kernel/qeventloop.cpp:149
#12 0xb6ccd7a9 in QEventLoop::exec (this=0xa98cd260, flags=...) at kernel/qeventloop.cpp:204
#13 0xb6bb694c in QThread::exec (this=0x9c1b140) at thread/qthread.cpp:501
#14 0xb56ead16 in KDevelop::CompletionWorkerThread::run (this=0x9c1b140) at ../../language/codecompletion/codecompletionmodel.cpp:84
#15 0xb6bb9de0 in QThreadPrivate::start (arg=0x9c1b140) at thread/qthread_unix.cpp:298
#16 0xb5c43d4c in start_thread (arg=0xa98cdb40) at pthread_create.c:308
#17 0xb5edeace in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 8 (Thread 0xa8437b40 (LWP 2037)):
#0  0xb7741424 in __kernel_vsyscall ()
#1  0xb5c4796b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:169
#2  0xb5eec3dc in __pthread_cond_wait (cond=0xaf914890, mutex=0xaf914878) at forward.c:139
#3  0xaf810029 in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#4  0xaf81006f in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#5  0xb5c43d4c in start_thread (arg=0xa8437b40) at pthread_create.c:308
#6  0xb5edeace in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 7 (Thread 0xa767fb40 (LWP 2054)):
#0  0xb5c42483 in __i686.get_pc_thunk.bx () from /lib/i386-linux-gnu/libpthread.so.0
#1  0xb5c45cbf in __pthread_mutex_lock (mutex=0xabc021c0) at pthread_mutex_lock.c:47
#2  0xb5eec5f4 in pthread_mutex_lock (mutex=0xabc021c0) at forward.c:182
#3  0xb50ba3d0 in g_mutex_lock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb507a87c in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb507afaf in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0xb507b201 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#7  0xb6d018e7 in QEventDispatcherGlib::processEvents (this=0xabc00df0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#8  0xb6ccd50d in QEventLoop::processEvents (this=0xa767f240, flags=...) at kernel/qeventloop.cpp:149
#9  0xb6ccd7a9 in QEventLoop::exec (this=0xa767f240, flags=...) at kernel/qeventloop.cpp:204
#10 0xb6bb694c in QThread::exec (this=0xa487df0) at thread/qthread.cpp:501
#11 0xb6caab5d in QInotifyFileSystemWatcherEngine::run (this=0xa487df0) at io/qfilesystemwatcher_inotify.cpp:248
#12 0xb6bb9de0 in QThreadPrivate::start (arg=0xa487df0) at thread/qthread_unix.cpp:298
#13 0xb5c43d4c in start_thread (arg=0xa767fb40) at pthread_create.c:308
#14 0xb5edeace in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 6 (Thread 0xa6659b40 (LWP 2172)):
#0  0xb7741424 in __kernel_vsyscall ()
#1  0xb5c4796b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:169
#2  0xb5eec3dc in __pthread_cond_wait (cond=0xb4b88a30, mutex=0xb4b88a18) at forward.c:139
#3  0xb4457263 in ?? () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#4  0xb445737f in ?? () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#5  0xb5c43d4c in start_thread (arg=0xa6659b40) at pthread_create.c:308
#6  0xb5edeace in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 5 (Thread 0xa6e5ab40 (LWP 2173)):
#0  0xb7741424 in __kernel_vsyscall ()
#1  0xb5ece17b in read () at ../sysdeps/unix/syscall-template.S:82
#2  0xb50b96ae in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb507abd2 in g_main_context_check () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb507b042 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb507b201 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0xb6d018e7 in QEventDispatcherGlib::processEvents (this=0xa466360, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#7  0xb6ccd50d in QEventLoop::processEvents (this=0xa6e5a270, flags=...) at kernel/qeventloop.cpp:149
#8  0xb6ccd7a9 in QEventLoop::exec (this=0xa6e5a270, flags=...) at kernel/qeventloop.cpp:204
#9  0xb6bb694c in QThread::exec (this=0xa453be0) at thread/qthread.cpp:501
#10 0xb6bb6a3b in QThread::run (this=0xa453be0) at thread/qthread.cpp:568
#11 0xb6bb9de0 in QThreadPrivate::start (arg=0xa453be0) at thread/qthread_unix.cpp:298
#12 0xb5c43d4c in start_thread (arg=0xa6e5ab40) at pthread_create.c:308
#13 0xb5edeace in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 4 (Thread 0xa4aaab40 (LWP 2255)):
#0  0xb7741424 in __kernel_vsyscall ()
#1  0xb5c4796b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:169
#2  0xb5eec3dc in __pthread_cond_wait (cond=0x9856e10, mutex=0x9856df8) at forward.c:139
#3  0xb6bba350 in wait (time=4294967295, this=0x9856df8) at thread/qwaitcondition_unix.cpp:86
#4  QWaitCondition::wait (this=0x9857800, mutex=0x9840818, time=4294967295) at thread/qwaitcondition_unix.cpp:158
#5  0xb4b9bacc in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x98577e8, th=0x9ff9110) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb4b9e95b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9844378, th=0x9ff9110) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb4b9b63a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x98577e8, th=0x9ff9110) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb4b9ea5c in ThreadWeaver::WorkingHardState::applyForWork (this=0x9844378, th=0x9ff9110) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb4b9b533 in ThreadWeaver::WeaverImpl::applyForWork (this=0x98577e8, th=0x9ff9110, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb4b9ea78 in ThreadWeaver::WorkingHardState::applyForWork (this=0x9844378, th=0x9ff9110) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#11 0xb4b9b533 in ThreadWeaver::WeaverImpl::applyForWork (this=0x98577e8, th=0x9ff9110, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#12 0xb4b9ea78 in ThreadWeaver::WorkingHardState::applyForWork (this=0x9844378, th=0x9ff9110) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#13 0xb4b9b533 in ThreadWeaver::WeaverImpl::applyForWork (this=0x98577e8, th=0x9ff9110, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#14 0xb4b9ea78 in ThreadWeaver::WorkingHardState::applyForWork (this=0x9844378, th=0x9ff9110) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#15 0xb4b9b533 in ThreadWeaver::WeaverImpl::applyForWork (this=0x98577e8, th=0x9ff9110, previous=0xc1bde00) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#16 0xb4b9d4e4 in ThreadWeaver::ThreadRunHelper::run (this=0xa4aaa2a4, parent=0x98577e8, th=0x9ff9110) at ../../../threadweaver/Weaver/Thread.cpp:87
#17 0xb4b9d59a in ThreadWeaver::Thread::run (this=0x9ff9110) at ../../../threadweaver/Weaver/Thread.cpp:142
#18 0xb6bb9de0 in QThreadPrivate::start (arg=0x9ff9110) at thread/qthread_unix.cpp:298
#19 0xb5c43d4c in start_thread (arg=0xa4aaab40) at pthread_create.c:308
#20 0xb5edeace in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 3 (Thread 0xa42a9b40 (LWP 2256)):
#0  0xb7741424 in __kernel_vsyscall ()
#1  0xb5c4796b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:169
#2  0xb5eec3dc in __pthread_cond_wait (cond=0x9856e10, mutex=0x9856df8) at forward.c:139
#3  0xb6bba350 in wait (time=4294967295, this=0x9856df8) at thread/qwaitcondition_unix.cpp:86
#4  QWaitCondition::wait (this=0x9857800, mutex=0x9840818, time=4294967295) at thread/qwaitcondition_unix.cpp:158
#5  0xb4b9bacc in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x98577e8, th=0xad614e20) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb4b9e95b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9844378, th=0xad614e20) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb4b9b63a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x98577e8, th=0xad614e20) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb4b9ea5c in ThreadWeaver::WorkingHardState::applyForWork (this=0x9844378, th=0xad614e20) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb4b9b533 in ThreadWeaver::WeaverImpl::applyForWork (this=0x98577e8, th=0xad614e20, previous=0xc592578) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb4b9d4e4 in ThreadWeaver::ThreadRunHelper::run (this=0xa42a92a4, parent=0x98577e8, th=0xad614e20) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0xb4b9d59a in ThreadWeaver::Thread::run (this=0xad614e20) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0xb6bb9de0 in QThreadPrivate::start (arg=0xad614e20) at thread/qthread_unix.cpp:298
#13 0xb5c43d4c in start_thread (arg=0xa42a9b40) at pthread_create.c:308
#14 0xb5edeace in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 2 (Thread 0x9f9feb40 (LWP 3736)):
#0  0xb7741424 in __kernel_vsyscall ()
#1  0xb5c4796b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:169
#2  0xb5eec3dc in __pthread_cond_wait (cond=0xb659498, mutex=0xb659480) at forward.c:139
#3  0xb6bba350 in wait (time=4294967295, this=0xb659480) at thread/qwaitcondition_unix.cpp:86
#4  QWaitCondition::wait (this=0xb0668f0, mutex=0xb1f7d48, time=4294967295) at thread/qwaitcondition_unix.cpp:158
#5  0xb4b9bacc in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0xb0668d8, th=0xa2c8830) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb4b9e95b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0xb986158, th=0xa2c8830) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb4b9b63a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0xb0668d8, th=0xa2c8830) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb4b9ea5c in ThreadWeaver::WorkingHardState::applyForWork (this=0xb986158, th=0xa2c8830) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb4b9b533 in ThreadWeaver::WeaverImpl::applyForWork (this=0xb0668d8, th=0xa2c8830, previous=0xb713dd0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb4b9d4e4 in ThreadWeaver::ThreadRunHelper::run (this=0x9f9fe2a4, parent=0xb0668d8, th=0xa2c8830) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0xb4b9d59a in ThreadWeaver::Thread::run (this=0xa2c8830) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0xb6bb9de0 in QThreadPrivate::start (arg=0xa2c8830) at thread/qthread_unix.cpp:298
#13 0xb5c43d4c in start_thread (arg=0x9f9feb40) at pthread_create.c:308
#14 0xb5edeace in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 1 (Thread 0xb27bd740 (LWP 2026)):
[KCrash Handler]
#7  0xb71b5ed6 in KToolBar::Private::findAction (this=0x9914928, actionName=..., clientOut=0x0) at ../../kdeui/widgets/ktoolbar.cpp:548
#8  0xb71b667e in KToolBar::Private::slotContextAboutToShow (this=0x9914928) at ../../kdeui/widgets/ktoolbar.cpp:574
#9  0xb71b82db in qt_static_metacall (_a=0xbfde59b0, _id=2, _o=0x9912628, _c=<optimized out>) at ./ktoolbar.moc:73
#10 KToolBar::qt_static_metacall (_o=0x9912628, _c=QMetaObject::InvokeMetaMethod, _id=2, _a=0xbfde59b0) at ./ktoolbar.moc:65
#11 0xb6ce56b1 in QMetaObject::activate (sender=0xa0b9a60, m=0xb6b37b74, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3547
#12 0xb66730f5 in QMenu::aboutToShow (this=0xa0b9a60) at .moc/release-shared/moc_qmenu.cpp:165
#13 0xb6676de0 in QMenu::popup (this=0xa0b9a60, p=..., atAction=0x0) at widgets/qmenu.cpp:1832
#14 0xb6677b4f in QMenu::exec (this=0xa0b9a60, p=..., action=0x0) at widgets/qmenu.cpp:2110
#15 0xb71b65d0 in contextMenuEvent (event=0xb7594c0, this=0x9912628) at ../../kdeui/widgets/ktoolbar.cpp:873
#16 KToolBar::contextMenuEvent (this=0x9912628, event=0xb7594c0) at ../../kdeui/widgets/ktoolbar.cpp:867
#17 0xb6213f43 in QWidget::event (this=0x9912628, event=0xb7594c0) at kernel/qwidget.cpp:8529
#18 0xb66b7ca4 in QToolBar::event (this=0x9912628, event=0xb7594c0) at widgets/qtoolbar.cpp:1250
#19 0xb61b8ed4 in notify_helper (e=0xb7594c0, receiver=0x9912628, this=0x94d0380) at kernel/qapplication.cpp:4559
#20 QApplicationPrivate::notify_helper (this=0x94d0380, receiver=0x9912628, e=0xb7594c0) at kernel/qapplication.cpp:4531
#21 0xb61be960 in QApplication::notify (this=0x9912628, receiver=0x9912628, e=0xb7594c0) at kernel/qapplication.cpp:4181
#22 0xb709bb61 in KApplication::notify (this=0xbfde65d4, receiver=0x9912628, event=0xb7594c0) at ../../kdeui/kernel/kapplication.cpp:311
#23 0xb6cce97e in QCoreApplication::notifyInternal (this=0xbfde65d4, receiver=0x9912628, event=0xb7594c0) at kernel/qcoreapplication.cpp:876
#24 0xb6cd2ad8 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#25 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x94a7370) at kernel/qcoreapplication.cpp:1500
#26 0xb6cd2e0c in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1393
#27 0xb6d01494 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#28 postEventSourceDispatch (s=0x94d1f58) at kernel/qeventdispatcher_glib.cpp:279
#29 0xb507ad86 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#30 0xb507b125 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#31 0xb507b201 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#32 0xb6d01887 in QEventDispatcherGlib::processEvents (this=0x94a7f08, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#33 0xb6271aaa in QGuiEventDispatcherGlib::processEvents (this=0x94a7f08, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#34 0xb6ccd50d in QEventLoop::processEvents (this=0xbfde63e4, flags=...) at kernel/qeventloop.cpp:149
#35 0xb6ccd7a9 in QEventLoop::exec (this=0xbfde63e4, flags=...) at kernel/qeventloop.cpp:204
#36 0xb6cd2eba in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#37 0xb61b6a74 in QApplication::exec () at kernel/qapplication.cpp:3820
#38 0x0805119f in ?? ()
#39 0xb5e0d4d3 in __libc_start_main (main=0x804ba70, argc=1, ubp_av=0xbfde6e34, init=0x80531c0 <__libc_csu_init>, fini=0x8053230 <__libc_csu_fini>, rtld_fini=0xb7751270 <_dl_fini>, stack_end=0xbfde6e2c) at libc-start.c:226
#40 0x08051991 in _start ()

Reported using DrKonqi
Comment 1 Milian Wolff 2012-10-31 11:49:10 UTC 
if you can reproduce, please do so when running kdevelop in valgrind:

valgrind --track-origins=yes kdevelop -s ...
Comment 2 Kevin Funk 2012-12-01 21:25:54 UTC 

*** This bug has been marked as a duplicate of bug 296622 ***