Bug 320985

Application: kdevelop (4.5.1)
KDE Platform Version: 4.10.4 (Compiled from sources)
Qt Version: 4.8.2
Operating System: Linux 3.5.0-27-generic x86_64
Distribution: Ubuntu 12.04.2 LTS

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

Closing KDevelop after debugging an application and it crashed.

-- Backtrace:
Application: KDevelop (kdevelop), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fa439f15780 (LWP 6898))]

Thread 6 (Thread 0x7fa430355700 (LWP 6901)):
#0  0x00007fa44949b313 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fa443a00036 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa443a0049a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa43035a98b in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
#4  0x00007fa443a219e5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fa448589e9a in start_thread (arg=0x7fa430355700) at pthread_create.c:308
#6  0x00007fa4494a6ccd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7fa42fb54700 (LWP 6902)):
#0  0x00007fa44949b313 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fa443a00036 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa443a0049a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa436c69406 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fa443a219e5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fa448589e9a in start_thread (arg=0x7fa42fb54700) at pthread_create.c:308
#6  0x00007fa4494a6ccd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fa41a48b700 (LWP 6905)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:215
#1  0x00007fa44a7be50f in wait (time=1000, this=0xb8f4c0) at thread/qwaitcondition_unix.cpp:84
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2023150, time=1000) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fa4466332fb in KDevelop::DUChainPrivate::CleanupThread::run (this=0x2023130) at /media/Softwares/Downloads/Compressed/kdevplatform/language/duchain/duchain.cpp:282
#4  0x00007fa44a7be09b in QThreadPrivate::start (arg=0x2023130) at thread/qthread_unix.cpp:307
#5  0x00007fa448589e9a in start_thread (arg=0x7fa41a48b700) at pthread_create.c:308
#6  0x00007fa4494a6ccd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fa40769c700 (LWP 6913)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fa44599b222 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007fa44599b259 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007fa448589e9a in start_thread (arg=0x7fa40769c700) at pthread_create.c:308
#4  0x00007fa4494a6ccd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fa4058ed700 (LWP 6918)):
#0  0x00007fa44858bf69 in __pthread_mutex_lock (mutex=0x7fa3fc000a60) at pthread_mutex_lock.c:92
#1  0x00007fa443a3b5a1 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa443a0001b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa443a00164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fa44a8ec926 in QEventDispatcherGlib::processEvents (this=0x7fa3fc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#5  0x00007fa44a8bbe62 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007fa44a8bc0b7 in QEventLoop::exec (this=0x7fa4058ecdd0, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007fa44a7bb077 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#8  0x00007fa44a89bb6f in QInotifyFileSystemWatcherEngine::run (this=0x4bc1250) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007fa44a7be09b in QThreadPrivate::start (arg=0x4bc1250) at thread/qthread_unix.cpp:307
#10 0x00007fa448589e9a in start_thread (arg=0x7fa4058ed700) at pthread_create.c:308
#11 0x00007fa4494a6ccd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fa439f15780 (LWP 6898)):
[KCrash Handler]
#6  0x0000000000000021 in ?? ()
#7  0x00007fa44b83e9f1 in QDeclarativeItem::~QDeclarativeItem (this=0x99509d0, __in_chrg=<optimized out>) at graphicsitems/qdeclarativeitem.cpp:1668
#8  0x00007fa44b801af5 in ~QDeclarativeElement (this=0x99509d0, __in_chrg=<optimized out>) at ../../include/QtDeclarative/../../src/declarative/qml/qdeclarativeprivate.h:87
#9  QDeclarativePrivate::QDeclarativeElement<QDeclarativeItem>::~QDeclarativeElement (this=0x99509d0, __in_chrg=<optimized out>) at ../../include/QtDeclarative/../../src/declarative/qml/qdeclarativeprivate.h:87
#10 0x00007fa44a8d6978 in QObject::event (this=0x99509d0, e=<optimized out>) at kernel/qobject.cpp:1176
#11 0x00007fa449c3e7b4 in notify_helper (e=0xa58ed20, receiver=0x99509d0, this=0x8f73c0) at kernel/qapplication.cpp:4556
#12 QApplicationPrivate::notify_helper (this=0x8f73c0, receiver=0x99509d0, e=0xa58ed20) at kernel/qapplication.cpp:4528
#13 0x00007fa449c43583 in QApplication::notify (this=0x7fff083c0270, receiver=0x99509d0, e=0xa58ed20) at kernel/qapplication.cpp:4417
#14 0x00007fa44ae4d006 in KApplication::notify (this=0x7fff083c0270, receiver=0x99509d0, event=0xa58ed20) at ../../kdeui/kernel/kapplication.cpp:311
#15 0x00007fa44a8bd32c in QCoreApplication::notifyInternal (this=0x7fff083c0270, receiver=0x99509d0, event=0xa58ed20) at kernel/qcoreapplication.cpp:915
#16 0x00007fa44a8c110a in sendEvent (event=0xa58ed20, receiver=0x99509d0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#17 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=52, data=0x83f670) at kernel/qcoreapplication.cpp:1539
#18 0x00007fa44a8c143e in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1194
#19 0x000000000040e790 in main (argc=<optimized out>, argv=<optimized out>) at /media/Softwares/Downloads/Compressed/kdevelop/app/main.cpp:522

Possible duplicates by query: bug 320004, bug 310087, bug 307172.

Reported using DrKonqi