Application: ark (2.19)
KDE Platform Version: 4.9.00
Qt Version: 4.8.2
Operating System: Linux 3.4.4-gentoo x86_64
Distribution: "Gentoo Base System release 2.1"

-- Information about the crash:
the crash is happening when I close Ark window during opening an archive.
Reproducible.

The crash can be reproduced every time.

-- Backtrace:
Application: Ark (ark), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
pthread_cond_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
[Current thread is 1 (Thread 0x7fcaba780780 (LWP 6044))]

Thread 2 (Thread 0x7fcaa9868700 (LWP 6045)):
[KCrash Handler]
#6  isSignalConnected (signal_index=4, this=0x0) at kernel/qobject_p.h:229
#7  QMetaObject::activate (sender=0x1ca0250, m=<optimized out>, local_signal_index=2, argv=0x7fcaa9867ad0) at kernel/qobject.cpp:3456
#8  0x00007fcaba3899e5 in Kerfuffle::ReadOnlyArchiveInterface::entry (this=<optimized out>, _t1=...) at /mnt/shared/portage/portage/kde-base/ark-4.9.0/work/ark-4.9.0_build/kerfuffle/archiveinterface.moc:125
#9  0x00007fcaa9b349a7 in LibArchiveInterface::emitEntryFromArchiveEntry (this=0x1ca0250, aentry=<optimized out>) at /mnt/shared/portage/portage/kde-base/ark-4.9.0/work/ark-4.9.0/plugins/libarchive/libarchivehandler.cpp:649
#10 0x00007fcaa9b3532e in LibArchiveInterface::list (this=0x1ca0250) at /mnt/shared/portage/portage/kde-base/ark-4.9.0/work/ark-4.9.0/plugins/libarchive/libarchivehandler.cpp:115
#11 0x00007fcaba38a65d in Kerfuffle::ListJob::doWork (this=0x1a47d20) at /mnt/shared/portage/portage/kde-base/ark-4.9.0/work/ark-4.9.0/kerfuffle/jobs.cpp:192
#12 0x00007fcaba38a3c1 in Kerfuffle::Job::Private::run (this=0x1ca2cd0) at /mnt/shared/portage/portage/kde-base/ark-4.9.0/work/ark-4.9.0/kerfuffle/jobs.cpp:58
#13 0x00007fcab7d1ce7b in QThreadPrivate::start (arg=0x1ca2cd0) at thread/qthread_unix.cpp:307
#14 0x00007fcab589bec6 in start_thread (arg=0x7fcaa9868700) at pthread_create.c:305
#15 0x00007fcab76d79bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 1 (Thread 0x7fcaba780780 (LWP 6044)):
#0  pthread_cond_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fcab7d1d37b in wait (time=18446744073709551615, this=0x1ad6c30) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x1c9ed08, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fcab7d1caa8 in QThread::wait (this=<optimized out>, time=18446744073709551615) at thread/qthread_unix.cpp:660
#4  0x00007fcaba389e20 in Kerfuffle::Job::~Job (this=0x1a47d20, __in_chrg=<optimized out>) at /mnt/shared/portage/portage/kde-base/ark-4.9.0/work/ark-4.9.0/kerfuffle/jobs.cpp:87
#5  0x00007fcaba38c4f8 in ~ListJob (this=0x1a47d20, __in_chrg=<optimized out>) at /mnt/shared/portage/portage/kde-base/ark-4.9.0/work/ark-4.9.0/kerfuffle/jobs.h:92
#6  Kerfuffle::ListJob::~ListJob (this=0x1a47d20, __in_chrg=<optimized out>) at /mnt/shared/portage/portage/kde-base/ark-4.9.0/work/ark-4.9.0/kerfuffle/jobs.h:92
#7  0x00007fcab7e2db01 in QObjectPrivate::deleteChildren (this=0x1ca09d0) at kernel/qobject.cpp:1908
#8  0x00007fcab7e33d7c in QObject::~QObject (this=0x1cac710, __in_chrg=<optimized out>) at kernel/qobject.cpp:927
#9  0x00007fcaba386d79 in Kerfuffle::Archive::~Archive (this=0x1cac710, __in_chrg=<optimized out>) at /mnt/shared/portage/portage/kde-base/ark-4.9.0/work/ark-4.9.0/kerfuffle/archive.cpp:133
#10 0x00007fcaab4df6b4 in cleanup (pointer=<optimized out>) at /usr/include/qt4/QtCore/qscopedpointer.h:62
#11 ~QScopedPointer (this=0x1abaab0, __in_chrg=<optimized out>) at /usr/include/qt4/QtCore/qscopedpointer.h:100
#12 ArchiveModel::~ArchiveModel (this=0x1abaa90, __in_chrg=<optimized out>) at /mnt/shared/portage/portage/kde-base/ark-4.9.0/work/ark-4.9.0/part/archivemodel.cpp:282
#13 0x00007fcaab4df6e9 in ArchiveModel::~ArchiveModel (this=0x1abaa90, __in_chrg=<optimized out>) at /mnt/shared/portage/portage/kde-base/ark-4.9.0/work/ark-4.9.0/part/archivemodel.cpp:286
#14 0x00007fcab7e2db01 in QObjectPrivate::deleteChildren (this=0x1ae2c50) at kernel/qobject.cpp:1908
#15 0x00007fcab7e33d7c in QObject::~QObject (this=0x1b3ffe0, __in_chrg=<optimized out>) at kernel/qobject.cpp:927
#16 0x00007fcab9e8e258 in KParts::Part::~Part (this=0x1b3ffe0, __vtt_parm=0x7fcaab6f2c38, __in_chrg=<optimized out>) at /mnt/shared/portage/portage/kde-base/kdelibs-4.9.0/work/kdelibs-4.9.0/kparts/part.cpp:190
#17 0x00007fcaab4d1912 in Ark::Part::~Part (this=0x1b3ffe0, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at /mnt/shared/portage/portage/kde-base/ark-4.9.0/work/ark-4.9.0/part/part.cpp:131
#18 0x00007fcaab4d1959 in Ark::Part::~Part (this=0x1b3ffe0, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at /mnt/shared/portage/portage/kde-base/ark-4.9.0/work/ark-4.9.0/part/part.cpp:136
#19 0x000000000040f1ed in MainWindow::~MainWindow (this=0x1a63c90, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at /mnt/shared/portage/portage/kde-base/ark-4.9.0/work/ark-4.9.0/app/mainwindow.cpp:72
#20 0x000000000040f299 in MainWindow::~MainWindow (this=0x1a63c90, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at /mnt/shared/portage/portage/kde-base/ark-4.9.0/work/ark-4.9.0/app/mainwindow.cpp:74
#21 0x00007fcab7e34658 in QObject::event (this=0x1a63c90, e=<optimized out>) at kernel/qobject.cpp:1176
#22 0x00007fcab888ae83 in QWidget::event (this=0x1a63c90, event=0x2bf0150) at kernel/qwidget.cpp:8830
#23 0x00007fcab8c3d8bb in QMainWindow::event (this=0x1a63c90, event=0x2bf0150) at widgets/qmainwindow.cpp:1478
#24 0x00007fcab96633e8 in KXmlGuiWindow::event (this=0x1a63c90, ev=0x2bf0150) at /mnt/shared/portage/portage/kde-base/kdelibs-4.9.0/work/kdelibs-4.9.0/kdeui/xmlgui/kxmlguiwindow.cpp:126
#25 0x00007fcab883ab24 in notify_helper (e=0x2bf0150, receiver=0x1a63c90, this=0x1956be0) at kernel/qapplication.cpp:4551
#26 QApplicationPrivate::notify_helper (this=0x1956be0, receiver=0x1a63c90, e=0x2bf0150) at kernel/qapplication.cpp:4523
#27 0x00007fcab883f8b8 in QApplication::notify (this=0x7fffe760bea0, receiver=0x1a63c90, e=0x2bf0150) at kernel/qapplication.cpp:4412
#28 0x00007fcab9566496 in KApplication::notify (this=0x7fffe760bea0, receiver=0x1a63c90, event=0x2bf0150) at /mnt/shared/portage/portage/kde-base/kdelibs-4.9.0/work/kdelibs-4.9.0/kdeui/kernel/kapplication.cpp:311
#29 0x00007fcab7e1b79c in QCoreApplication::notifyInternal (this=0x7fffe760bea0, receiver=0x1a63c90, event=0x2bf0150) at kernel/qcoreapplication.cpp:915
#30 0x00007fcab7e1effa in sendEvent (event=0x2bf0150, receiver=0x1a63c90) at kernel/qcoreapplication.h:231
#31 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=<optimized out>, data=0x192ffe0) at kernel/qcoreapplication.cpp:1539
#32 0x00007fcab7e4a0a3 in sendPostedEvents () at kernel/qcoreapplication.h:236
#33 postEventSourceDispatch (s=<optimized out>) at kernel/qeventdispatcher_glib.cpp:279
#34 0x00007fcab435a173 in g_main_dispatch (context=0x1955b40) at gmain.c:2539
#35 g_main_context_dispatch (context=0x1955b40) at gmain.c:3075
#36 0x00007fcab435a4c0 in g_main_context_iterate (dispatch=1, block=<optimized out>, context=0x1955b40, self=<optimized out>) at gmain.c:3146
#37 g_main_context_iterate (context=0x1955b40, block=<optimized out>, dispatch=1, self=<optimized out>) at gmain.c:3083
#38 0x00007fcab435a584 in g_main_context_iteration (context=0x1955b40, may_block=1) at gmain.c:3207
#39 0x00007fcab7e4a4bf in QEventDispatcherGlib::processEvents (this=0x19314a0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#40 0x00007fcab88dd90e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#41 0x00007fcab7e1a2f2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#42 0x00007fcab7e1a547 in QEventLoop::exec (this=0x7fffe760be30, flags=...) at kernel/qeventloop.cpp:204
#43 0x00007fcab7e1f315 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1187
#44 0x000000000040bbd8 in main (argc=4, argv=0x7fffe760caf8) at /mnt/shared/portage/portage/kde-base/ark-4.9.0/work/ark-4.9.0/app/main.cpp:209

Reported using DrKonqi