Bug 246640

Application: digikam (1.2.0)
KDE Platform Version: 4.4.5 (KDE 4.4.5)
Qt Version: 4.6.3
Operating System: Linux 2.6.34-1-amd64 x86_64
Distribution: Debian GNU/Linux 5.0.5 (lenny)

-- Information about the crash:
Each time I close digikam, it segfaults
Installed on Debian unstable via packages and updated daily since 3 years. there is about 10k photos and 100 albums in 2 collections

The crash can be reproduced every time.

 -- Backtrace:
Application: digiKam (digikam), signal: Aborted
__lll_lock_wait_private ()
    at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:97
	in ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S
[Current thread is 1 (Thread 0x7fb086d6c7c0 (LWP 17261))]

Thread 17 (Thread 0x7fb071628710 (LWP 17262)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fb080382e8b in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x1332f10, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1332f10, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00000000006e1cab in ?? ()
#4  0x00007fb080381e35 in QThreadPrivate::start (arg=0x12f8150) at thread/qthread_unix.cpp:248
#5  0x00007fb07db248ba in start_thread (arg=<value optimized out>) at pthread_create.c:300
#6  0x00007fb07f63f01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 16 (Thread 0x7fb067fff710 (LWP 17265)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fb080382e8b in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x15bc4f8, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x15bc4f8, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007fb083d43cc4 in Digikam::LoadSaveThread::run() () from /usr/lib/libdigikamcore.so.1
#4  0x00007fb080381e35 in QThreadPrivate::start (arg=0x15bc4e0) at thread/qthread_unix.cpp:248
#5  0x00007fb07db248ba in start_thread (arg=<value optimized out>) at pthread_create.c:300
#6  0x00007fb07f63f01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 15 (Thread 0x7fb0677fe710 (LWP 17266)):
#0  0x00007fb07f634103 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fb07be70299 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007fb07be706ec in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007fb08049a766 in QEventDispatcherGlib::processEvents (this=0x15ca210, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#4  0x00007fb08046fa82 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007fb08046fe5c in QEventLoop::exec (this=0x7fb0677fddc0, flags=) at kernel/qeventloop.cpp:201
#6  0x00007fb08037f79b in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:487
#7  0x00007fb080381e35 in QThreadPrivate::start (arg=0x15c8d20) at thread/qthread_unix.cpp:248
#8  0x00007fb07db248ba in start_thread (arg=<value optimized out>) at pthread_create.c:300
#9  0x00007fb07f63f01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 14 (Thread 0x7fb066ffd710 (LWP 17267)):
#0  0xffffffffff600132 in ?? ()
#1  0x00007fffa42c9841 in ?? ()
#2  0x00007fb077dbde7f in *__GI_clock_gettime (clock_id=1728039696, tp=0x7fb066ffcb10) at ../sysdeps/unix/clock_gettime.c:100
#3  0x00007fb080497b9f in qt_gettime () at kernel/qcore_unix.cpp:111
#4  0x00007fb08049c99d in QTimerInfoList::updateCurrentTime (this=0x7fb066ffcb10) at kernel/qeventdispatcher_unix.cpp:340
#5  0x00007fb08049c9c5 in QTimerInfoList::timerWait (this=0x7fb066ffcb10, tm=...) at kernel/qeventdispatcher_unix.cpp:443
#6  0x00007fb08049a95d in timerSourcePrepareHelper (src=<value optimized out>, timeout=0x7fb066ffcc2c) at kernel/qeventdispatcher_glib.cpp:136
#7  0x00007fb08049aa05 in timerSourcePrepare (source=0x7fb066ffcb10, timeout=0x7fb066ffcb10) at kernel/qeventdispatcher_glib.cpp:169
#8  0x00007fb07be6fca1 in g_main_context_prepare () from /lib/libglib-2.0.so.0
#9  0x00007fb07be70108 in ?? () from /lib/libglib-2.0.so.0
#10 0x00007fb07be706ec in g_main_context_iteration () from /lib/libglib-2.0.so.0
#11 0x00007fb08049a766 in QEventDispatcherGlib::processEvents (this=0x15cc3b0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#12 0x00007fb08046fa82 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#13 0x00007fb08046fe5c in QEventLoop::exec (this=0x7fb066ffcdc0, flags=) at kernel/qeventloop.cpp:201
#14 0x00007fb08037f79b in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:487
#15 0x00007fb080381e35 in QThreadPrivate::start (arg=0x15c9e60) at thread/qthread_unix.cpp:248
#16 0x00007fb07db248ba in start_thread (arg=<value optimized out>) at pthread_create.c:300
#17 0x00007fb07f63f01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#18 0x0000000000000000 in ?? ()

Thread 13 (Thread 0x7fb05bffe710 (LWP 17271)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:211
#1  0x00007fb064c41f41 in ?? () from /usr/lib/libxine.so.1
#2  0x00007fb07db248ba in start_thread (arg=<value optimized out>) at pthread_create.c:300
#3  0x00007fb07f63f01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#4  0x0000000000000000 in ?? ()

Thread 12 (Thread 0x7fb064c2c710 (LWP 17272)):
#0  0x00007fb07f6388b3 in select () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007fb064c6ac25 in xine_usec_sleep () from /usr/lib/libxine.so.1
#2  0x00007fb064c4f969 in ?? () from /usr/lib/libxine.so.1
#3  0x00007fb07db248ba in start_thread (arg=<value optimized out>) at pthread_create.c:300
#4  0x00007fb07f63f01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 11 (Thread 0x7fb058a83710 (LWP 17273)):
#0  __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:97
#1  0x00007fb07f5e8498 in _L_lock_9590 () from /lib/libc.so.6
#2  0x00007fb07f5e6881 in *__GI___libc_free (mem=0x7fb07f8cce40) at malloc.c:3737
#3  0x00007fb08049e2d4 in QTimerInfoList::unregisterTimer (this=0x17b6ba0, timerId=35) at kernel/qeventdispatcher_unix.cpp:500
#4  0x00007fb064eb489c in ?? () from /usr/lib/qt4/plugins/phonon_backend/phonon_xine.so
#5  0x00007fb080480ba3 in QObject::event (this=0x1da51b0, e=0x7fb058a82af0) at kernel/qobject.cpp:1212
#6  0x00007fb08139d32c in QApplicationPrivate::notify_helper (this=0x11290e0, receiver=0x1da51b0, e=0x7fb058a82af0) at kernel/qapplication.cpp:4302
#7  0x00007fb0813a380b in QApplication::notify (this=0x7fffa4288a10, receiver=0x1da51b0, e=0x7fb058a82af0) at kernel/qapplication.cpp:4185
#8  0x00007fb082310836 in KApplication::notify (this=0x7fffa4288a10, receiver=0x1da51b0, event=0x7fb058a82af0) at ../../kdeui/kernel/kapplication.cpp:302
#9  0x00007fb08047115c in QCoreApplication::notifyInternal (this=0x7fffa4288a10, receiver=0x1da51b0, event=0x7fb058a82af0) at kernel/qcoreapplication.cpp:726
#10 0x00007fb08049ded2 in QCoreApplication::sendEvent (this=0x17b6ba0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#11 QTimerInfoList::activateTimers (this=0x17b6ba0) at kernel/qeventdispatcher_unix.cpp:603
#12 0x00007fb08049aa48 in timerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#13 idleTimerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:231
#14 0x00007fb07be6c6c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#15 0x00007fb07be70538 in ?? () from /lib/libglib-2.0.so.0
#16 0x00007fb07be706ec in g_main_context_iteration () from /lib/libglib-2.0.so.0
#17 0x00007fb08049a766 in QEventDispatcherGlib::processEvents (this=0x17b6090, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#18 0x00007fb08046fa82 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#19 0x00007fb08046fe5c in QEventLoop::exec (this=0x7fb058a82d60, flags=) at kernel/qeventloop.cpp:201
#20 0x00007fb08037f79b in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:487
#21 0x00007fb064e9e400 in ?? () from /usr/lib/qt4/plugins/phonon_backend/phonon_xine.so
#22 0x00007fb080381e35 in QThreadPrivate::start (arg=0x17b5a70) at thread/qthread_unix.cpp:248
#23 0x00007fb07db248ba in start_thread (arg=<value optimized out>) at pthread_create.c:300
#24 0x00007fb07f63f01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#25 0x0000000000000000 in ?? ()

Thread 10 (Thread 0x7fb058079710 (LWP 17276)):
#0  0x00007fb07f634103 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=333) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fb05807e8d5 in ?? () from /usr/lib/xine/plugins/1.29/xineplug_ao_out_alsa.so
#2  0x00007fb07db248ba in start_thread (arg=<value optimized out>) at pthread_create.c:300
#3  0x00007fb07f63f01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#4  0x0000000000000000 in ?? ()

Thread 9 (Thread 0x7fb057878710 (LWP 17277)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fb064c52aab in ?? () from /usr/lib/libxine.so.1
#2  0x00007fb07db248ba in start_thread (arg=<value optimized out>) at pthread_create.c:300
#3  0x00007fb07f63f01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#4  0x0000000000000000 in ?? ()

Thread 8 (Thread 0x7fb0549d1710 (LWP 17279)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fb080382e8b in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x1f93ef8, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1f93ef8, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007fb083d43cc4 in Digikam::LoadSaveThread::run() () from /usr/lib/libdigikamcore.so.1
#4  0x00007fb080381e35 in QThreadPrivate::start (arg=0x1f93ee0) at thread/qthread_unix.cpp:248
#5  0x00007fb07db248ba in start_thread (arg=<value optimized out>) at pthread_create.c:300
#6  0x00007fb07f63f01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7fb0541d0710 (LWP 17285)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fb080382e8b in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x2254d58, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x2254d58, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007fb083d43cc4 in Digikam::LoadSaveThread::run() () from /usr/lib/libdigikamcore.so.1
#4  0x00007fb080381e35 in QThreadPrivate::start (arg=0x2254d40) at thread/qthread_unix.cpp:248
#5  0x00007fb07db248ba in start_thread (arg=<value optimized out>) at pthread_create.c:300
#6  0x00007fb07f63f01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7fb0521cc710 (LWP 17286)):
[KCrash Handler]
#5  0x00007fb07f5a2175 in *__GI_raise (sig=<value optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#6  0x00007fb07f5a4f80 in *__GI_abort () at abort.c:92
#7  0x00007fb07f5d82bb in __libc_message (do_abort=<value optimized out>, fmt=<value optimized out>) at ../sysdeps/unix/sysv/linux/libc_fatal.c:189
#8  0x00007fb07f5e1b16 in malloc_printerr (action=3, str=0x7fb07f698aa8 "double free or corruption (out)", ptr=<value optimized out>) at malloc.c:6267
#9  0x00007fb07f5e688c in *__GI___libc_free (mem=<value optimized out>) at malloc.c:3739
#10 0x00007fb056454133 in gps_close () from /usr/lib/libgps.so.19
#11 0x00007fb056457530 in gpsmm::~gpsmm() () from /usr/lib/libgps.so.19
#12 0x00007fb056661850 in ?? () from /usr/lib/kde4/plugins/marble/GpsdPositionProviderPlugin.so
#13 0x00007fb080381e35 in QThreadPrivate::start (arg=0x1fae460) at thread/qthread_unix.cpp:248
#14 0x00007fb07db248ba in start_thread (arg=<value optimized out>) at pthread_create.c:300
#15 0x00007fb07f63f01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#16 0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7fb0531ce710 (LWP 17287)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fb080382e8b in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x23894c8, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x23894c8, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007fb083d43cc4 in Digikam::LoadSaveThread::run() () from /usr/lib/libdigikamcore.so.1
#4  0x00007fb080381e35 in QThreadPrivate::start (arg=0x23894b0) at thread/qthread_unix.cpp:248
#5  0x00007fb07db248ba in start_thread (arg=<value optimized out>) at pthread_create.c:300
#6  0x00007fb07f63f01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fb0539cf710 (LWP 17333)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fb080382e8b in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x5ab6a78, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x5ab6a78, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007fb04fb233f6 in KIPIPlugins::LoadRawThumbThread::run() () from /usr/lib/libkipiplugins.so.1
#4  0x00007fb080381e35 in QThreadPrivate::start (arg=0x58cd640) at thread/qthread_unix.cpp:248
#5  0x00007fb07db248ba in start_thread (arg=<value optimized out>) at pthread_create.c:300
#6  0x00007fb07f63f01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fb0519cb710 (LWP 18194)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fb080382e8b in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x3ca7608, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x3ca7608, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007fb04fb233f6 in KIPIPlugins::LoadRawThumbThread::run() () from /usr/lib/libkipiplugins.so.1
#4  0x00007fb080381e35 in QThreadPrivate::start (arg=0x64fe360) at thread/qthread_unix.cpp:248
#5  0x00007fb07db248ba in start_thread (arg=<value optimized out>) at pthread_create.c:300
#6  0x00007fb07f63f01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fb03cce5710 (LWP 18196)):
#0  __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:97
#1  0x00007fb07f5e8498 in _L_lock_9590 () from /lib/libc.so.6
#2  0x00007fb07f5e6881 in *__GI___libc_free (mem=0x7fb07f8cce40) at malloc.c:3737
#3  0x00007fb07be6bfba in ?? () from /lib/libglib-2.0.so.0
#4  0x00007fb08049b1f3 in ~QEventDispatcherGlib (this=0x64a99a0, __in_chrg=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:366
#5  0x00007fb080381a24 in QThreadPrivate::finish (arg=<value optimized out>) at thread/qthread_unix.cpp:284
#6  0x00007fb080381e3d in ~__pthread_cleanup_class (arg=0x7fb080788920) at /usr/include/pthread.h:535
#7  QThreadPrivate::start (arg=0x7fb080788920) at thread/qthread_unix.cpp:253
#8  0x00007fb07db248ba in start_thread (arg=<value optimized out>) at pthread_create.c:300
#9  0x00007fb07f63f01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fb086d6c7c0 (LWP 17261)):
#0  __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:97
#1  0x00007fb07f5e8498 in _L_lock_9590 () from /lib/libc.so.6
#2  0x00007fb07f5e6881 in *__GI___libc_free (mem=0x7fb07f8cce40) at malloc.c:3737
#3  0x00007fb056661475 in ?? () from /usr/lib/kde4/plugins/marble/GpsdPositionProviderPlugin.so
#4  0x00007fb08047fb9c in QObjectPrivate::deleteChildren (this=0x22efd60) at kernel/qobject.cpp:1986
#5  0x00007fb080486c7f in ~QObject (this=<value optimized out>, __in_chrg=<value optimized out>) at kernel/qobject.cpp:975
#6  0x00007fb08326d753 in ?? () from /usr/lib/libmarblewidget.so.4
#7  0x00007fb08047fb9c in QObjectPrivate::deleteChildren (this=0x22ef810) at kernel/qobject.cpp:1986
#8  0x00007fb080486c7f in ~QObject (this=<value optimized out>, __in_chrg=<value optimized out>) at kernel/qobject.cpp:975
#9  0x00007fb083272c74 in ?? () from /usr/lib/libmarblewidget.so.4
#10 0x00007fb0831d28aa in Marble::MarbleModel::~MarbleModel() () from /usr/lib/libmarblewidget.so.4
#11 0x00007fb0831d808e in Marble::MarbleMap::~MarbleMap() () from /usr/lib/libmarblewidget.so.4
#12 0x00007fb0831cd1e0 in Marble::MarbleWidget::~MarbleWidget() () from /usr/lib/libmarblewidget.so.4
#13 0x00007fb083e4c324 in ?? () from /usr/lib/libdigikamcore.so.1
#14 0x00007fb08047fb9c in QObjectPrivate::deleteChildren (this=0x22ea8e0) at kernel/qobject.cpp:1986
#15 0x00007fb0813fa2fd in ~QWidget (this=0x22ea8a0, __in_chrg=<value optimized out>) at kernel/qwidget.cpp:1476
#16 0x0000000000593ca3 in ?? ()
#17 0x00007fb08047fb9c in QObjectPrivate::deleteChildren (this=0x22ea350) at kernel/qobject.cpp:1986
#18 0x00007fb0813fa2fd in ~QWidget (this=0x22ea320, __in_chrg=<value optimized out>) at kernel/qwidget.cpp:1476
#19 0x00007fb08179abd1 in ~QFrame (this=0x7fb07f8cce40, __in_chrg=<value optimized out>) at widgets/qframe.cpp:242
#20 0x00007fb08047fb9c in QObjectPrivate::deleteChildren (this=0x23aca40) at kernel/qobject.cpp:1986
#21 0x00007fb0813fa2fd in ~QWidget (this=0x2394dc0, __in_chrg=<value optimized out>) at kernel/qwidget.cpp:1476
#22 0x00007fb08179abd1 in ~QFrame (this=0x7fb07f8cce40, __in_chrg=<value optimized out>) at widgets/qframe.cpp:242
#23 0x00007fb08047fb9c in QObjectPrivate::deleteChildren (this=0x23ac760) at kernel/qobject.cpp:1986
#24 0x00007fb0813fa2fd in ~QWidget (this=0x23ac300, __in_chrg=<value optimized out>) at kernel/qwidget.cpp:1476
#25 0x00007fb0817fadb0 in ~QSplitter (this=0x23ac300, __in_chrg=<value optimized out>) at widgets/qsplitter.cpp:1029
#26 0x00007fb08047fb9c in QObjectPrivate::deleteChildren (this=0x22e9c70) at kernel/qobject.cpp:1986
#27 0x00007fb0813fa2fd in ~QWidget (this=0x22e91e0, __in_chrg=<value optimized out>) at kernel/qwidget.cpp:1476
#28 0x000000000058fc87 in ?? ()
#29 0x00007fb08047fb9c in QObjectPrivate::deleteChildren (this=0x22e99f0) at kernel/qobject.cpp:1986
#30 0x00007fb0813fa2fd in ~QWidget (this=0x224e2e0, __in_chrg=<value optimized out>) at kernel/qwidget.cpp:1476
#31 0x00000000006c76cc in ?? ()
#32 0x00007fb08047fb9c in QObjectPrivate::deleteChildren (this=0x1547620) at kernel/qobject.cpp:1986
#33 0x00007fb0813fa2fd in ~QWidget (this=0x153f490, __in_chrg=<value optimized out>) at kernel/qwidget.cpp:1476
#34 0x00007fb0817fc641 in ~QStackedWidget (this=0x7fb07f8cce40, __in_chrg=<value optimized out>) at widgets/qstackedwidget.cpp:151
#35 0x00007fb08047fb9c in QObjectPrivate::deleteChildren (this=0x1532190) at kernel/qobject.cpp:1986
#36 0x00007fb0813fa2fd in ~QWidget (this=0x15302e0, __in_chrg=<value optimized out>) at kernel/qwidget.cpp:1476
#37 0x00007fb083dd45ac in Digikam::SidebarSplitter::~SidebarSplitter() () from /usr/lib/libdigikamcore.so.1
#38 0x00007fb08047fb9c in QObjectPrivate::deleteChildren (this=0x154fee0) at kernel/qobject.cpp:1986
#39 0x00007fb0813fa2fd in ~QWidget (this=0x1561470, __in_chrg=<value optimized out>) at kernel/qwidget.cpp:1476
#40 0x000000000069b3a7 in ?? ()
#41 0x000000000067ba9c in ?? ()
#42 0x00007fb080480ead in QObject::event (this=0x12c8730, e=0x3c476f0) at kernel/qobject.cpp:1231
#43 0x00007fb0813f2c5f in QWidget::event (this=0x12c8730, event=0x3c476f0) at kernel/qwidget.cpp:8501
#44 0x00007fb0817b630b in QMainWindow::event (this=0x12c8730, event=0x3c476f0) at widgets/qmainwindow.cpp:1414
#45 0x00007fb082427373 in KXmlGuiWindow::event (this=0x7fb07f8cce40, ev=0x80) at ../../kdeui/xmlgui/kxmlguiwindow.cpp:131
#46 0x00007fb08139d32c in QApplicationPrivate::notify_helper (this=0x11290e0, receiver=0x12c8730, e=0x3c476f0) at kernel/qapplication.cpp:4302
#47 0x00007fb0813a380b in QApplication::notify (this=0x7fffa4288a10, receiver=0x12c8730, e=0x3c476f0) at kernel/qapplication.cpp:4185
#48 0x00007fb082310836 in KApplication::notify (this=0x7fffa4288a10, receiver=0x12c8730, event=0x3c476f0) at ../../kdeui/kernel/kapplication.cpp:302
#49 0x00007fb08047115c in QCoreApplication::notifyInternal (this=0x7fffa4288a10, receiver=0x12c8730, event=0x3c476f0) at kernel/qcoreapplication.cpp:726
#50 0x00007fb080474804 in QCoreApplication::sendEvent (receiver=0x0, event_type=<value optimized out>, data=0x10eebc0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#51 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=<value optimized out>, data=0x10eebc0) at kernel/qcoreapplication.cpp:1367
#52 0x00007fb08049abd3 in QCoreApplication::sendPostedEvents (s=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#53 postEventSourceDispatch (s=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:276
#54 0x00007fb07be6c6c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#55 0x00007fb07be70538 in ?? () from /lib/libglib-2.0.so.0
#56 0x00007fb07be706ec in g_main_context_iteration () from /lib/libglib-2.0.so.0
#57 0x00007fb08049a713 in QEventDispatcherGlib::processEvents (this=0x10ee2b0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#58 0x00007fb08144d14e in QGuiEventDispatcherGlib::processEvents (this=0x7fb07f8cce40, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#59 0x00007fb08046fa82 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#60 0x00007fb08046fe5c in QEventLoop::exec (this=0x7fffa4288940, flags=) at kernel/qeventloop.cpp:201
#61 0x00007fb080474aeb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1003
#62 0x000000000078008b in ?? ()
#63 0x00007fb07f58ec4d in __libc_start_main (main=<value optimized out>, argc=<value optimized out>, ubp_av=<value optimized out>, init=<value optimized out>, fini=<value optimized out>, 
    rtld_fini=<value optimized out>, stack_end=0x7fffa42898b8) at libc-start.c:228
#64 0x00000000004773a9 in _start ()

Reported using DrKonqi