Application: digikam (4.11.0)
KDE Platform Version: 4.14.6
Qt Version: 4.8.6
Operating System: Linux 4.0.3-040003-generic x86_64
Distribution: Ubuntu 15.04

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

Ran maintenance with all the options enabled and left it in the background. Once it finished, digiKam crashed.

-- Backtrace:
Application: digiKam (digikam), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f6b97ea8b00 (LWP 3147))]

Thread 25 (Thread 0x7f6b66068700 (LWP 3150)):
#0  0x00007f6b9088a8dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f6b88967ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6b88968242 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6b74240af6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007f6b8898e955 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f6b8d9776aa in start_thread (arg=0x7f6b66068700) at pthread_create.c:333
#6  0x00007f6b90895eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 24 (Thread 0x7f6b65867700 (LWP 3151)):
#0  0x00007f6b9088a8dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f6b88967ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6b88967fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6b88968009 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f6b8898e955 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f6b8d9776aa in start_thread (arg=0x7f6b65867700) at pthread_create.c:333
#6  0x00007f6b90895eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 23 (Thread 0x7f6b4ffff700 (LWP 3154)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f6b91377c56 in wait (time=18446744073709551615, this=0x285f300) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x285f240, mutex=mutex@entry=0x285f238, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00000000005e9b11 in Digikam::ScanController::run (this=0x27c7e80) at /build/digikam-bkwhtQ/digikam-4.11.0/core/app/database/scancontroller.cpp:725
#4  0x00007f6b913776ff in QThreadPrivate::start (arg=0x27c7e80) at thread/qthread_unix.cpp:349
#5  0x00007f6b8d9776aa in start_thread (arg=0x7f6b4ffff700) at pthread_create.c:333
#6  0x00007f6b90895eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 22 (Thread 0x7f6b4f7fe700 (LWP 3155)):
#0  0x00007f6b889ac789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f6b889678cc in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6b88967e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6b88967fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f6b914b187e in QEventDispatcherGlib::processEvents (this=0x7f6b400008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#5  0x00007f6b91480d21 in QEventLoop::processEvents (this=this@entry=0x7f6b4f7fda80, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f6b91481085 in QEventLoop::exec (this=this@entry=0x7f6b4f7fda80, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007f6b91374e89 in QThread::exec (this=this@entry=0x27cd740) at thread/qthread.cpp:538
#8  0x00007f6b91461493 in QInotifyFileSystemWatcherEngine::run (this=0x27cd740) at io/qfilesystemwatcher_inotify.cpp:265
#9  0x00007f6b913776ff in QThreadPrivate::start (arg=0x27cd740) at thread/qthread_unix.cpp:349
#10 0x00007f6b8d9776aa in start_thread (arg=0x7f6b4f7fe700) at pthread_create.c:333
#11 0x00007f6b90895eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 21 (Thread 0x7f6b65066700 (LWP 3166)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f6b91377c56 in wait (time=18446744073709551615, this=0x2a93f20) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x2c23fb0, mutex=mutex@entry=0x2c23fa8, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f6b95b91199 in Digikam::ParkingThread::run (this=0x2c23f90) at /build/digikam-bkwhtQ/digikam-4.11.0/core/libs/threads/threadmanager.cpp:119
#4  0x00007f6b913776ff in QThreadPrivate::start (arg=0x2c23f90) at thread/qthread_unix.cpp:349
#5  0x00007f6b8d9776aa in start_thread (arg=0x7f6b65066700) at pthread_create.c:333
#6  0x00007f6b90895eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 20 (Thread 0x7f6b4effd700 (LWP 3167)):
#0  0x00007f6b889ac789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f6b88967409 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6b88967de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6b88967fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f6b914b187e in QEventDispatcherGlib::processEvents (this=0x7f6b440030d0, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#5  0x00007f6b91480d21 in QEventLoop::processEvents (this=this@entry=0x7f6b4effca80, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f6b91481085 in QEventLoop::exec (this=this@entry=0x7f6b4effca80, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007f6b91374e89 in QThread::exec (this=this@entry=0x30066d0) at thread/qthread.cpp:538
#8  0x00007f6b91461493 in QInotifyFileSystemWatcherEngine::run (this=0x30066d0) at io/qfilesystemwatcher_inotify.cpp:265
#9  0x00007f6b913776ff in QThreadPrivate::start (arg=0x30066d0) at thread/qthread_unix.cpp:349
#10 0x00007f6b8d9776aa in start_thread (arg=0x7f6b4effd700) at pthread_create.c:333
#11 0x00007f6b90895eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 19 (Thread 0x7f6af3fff700 (LWP 3461)):
#0  0x00007f6b889ac7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f6b88967d6d in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6b88967fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6b914b187e in QEventDispatcherGlib::processEvents (this=0x7f6a880008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#4  0x00007f6b91480d21 in QEventLoop::processEvents (this=this@entry=0x7f6af3ffea80, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f6b91481085 in QEventLoop::exec (this=this@entry=0x7f6af3ffea80, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f6b91374e89 in QThread::exec (this=this@entry=0xb8f1720) at thread/qthread.cpp:538
#7  0x00007f6b91461493 in QInotifyFileSystemWatcherEngine::run (this=0xb8f1720) at io/qfilesystemwatcher_inotify.cpp:265
#8  0x00007f6b913776ff in QThreadPrivate::start (arg=0xb8f1720) at thread/qthread_unix.cpp:349
#9  0x00007f6b8d9776aa in start_thread (arg=0x7f6af3fff700) at pthread_create.c:333
#10 0x00007f6b90895eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 18 (Thread 0x7f6ace501700 (LWP 3462)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f6b8155981d in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007f6b81559859 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007f6b8d9776aa in start_thread (arg=0x7f6ace501700) at pthread_create.c:333
#4  0x00007f6b90895eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 17 (Thread 0x7f6acdd00700 (LWP 3463)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f6b8129a20d in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007f6b81588fd6 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007f6b8d9776aa in start_thread (arg=0x7f6acdd00700) at pthread_create.c:333
#4  0x00007f6b90895eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 16 (Thread 0x7f6a76119700 (LWP 3499)):
#0  0x00007f6b889ac789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f6b88967409 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6b88967de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6b88967fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f6b914b187e in QEventDispatcherGlib::processEvents (this=0x7f6ac4002240, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#5  0x00007f6b91480d21 in QEventLoop::processEvents (this=this@entry=0x7f6a76118ad0, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f6b91481085 in QEventLoop::exec (this=this@entry=0x7f6a76118ad0, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007f6b91374e89 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:538
#8  0x00007f6b913776ff in QThreadPrivate::start (arg=0xc45a1f0) at thread/qthread_unix.cpp:349
#9  0x00007f6b8d9776aa in start_thread (arg=0x7f6a76119700) at pthread_create.c:333
#10 0x00007f6b90895eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 15 (Thread 0x7f6aadffb700 (LWP 3982)):
#0  0x00007f6b889ac789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f6b88967dbd in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6b88967fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6b914b187e in QEventDispatcherGlib::processEvents (this=0x7f6a9801c4c0, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#4  0x00007f6b91480d21 in QEventLoop::processEvents (this=this@entry=0x7f6aadffaad0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f6b91481085 in QEventLoop::exec (this=this@entry=0x7f6aadffaad0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f6b91374e89 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:538
#7  0x00007f6b913776ff in QThreadPrivate::start (arg=0x54f4ad0) at thread/qthread_unix.cpp:349
#8  0x00007f6b8d9776aa in start_thread (arg=0x7f6aadffb700) at pthread_create.c:333
#9  0x00007f6b90895eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7f6aaf7fe700 (LWP 7298)):
#0  __GI___pthread_getspecific (key=<optimized out>) at pthread_getspecific.c:66
#1  0x00007f6b8898ee00 in g_thread_self () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6b88966ddc in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6b88967d75 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f6b88967fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f6b914b187e in QEventDispatcherGlib::processEvents (this=0x7f6ab0001330, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#6  0x00007f6b91480d21 in QEventLoop::processEvents (this=this@entry=0x7f6aaf7fda50, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f6b91481085 in QEventLoop::exec (this=this@entry=0x7f6aaf7fda50, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f6b95b90803 in Digikam::WorkerObjectRunnable::run (this=0x122199f0) at /build/digikam-bkwhtQ/digikam-4.11.0/core/libs/threads/threadmanager.cpp:196
#9  0x00007f6b9136ab70 in QThreadPoolThread::run (this=0x425bd10) at concurrent/qthreadpool.cpp:108
#10 0x00007f6b913776ff in QThreadPrivate::start (arg=0x425bd10) at thread/qthread_unix.cpp:349
#11 0x00007f6b8d9776aa in start_thread (arg=0x7f6aaf7fe700) at pthread_create.c:333
#12 0x00007f6b90895eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7f6a754c9700 (LWP 7361)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f6b91377c56 in wait (time=18446744073709551615, this=0xd76bbe0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x147594a0, mutex=mutex@entry=0x14759498, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f6af05cd7b2 in KIPIPlugins::KPRawThumbThread::run (this=0x8f29a20) at /build/digikam-bkwhtQ/digikam-4.11.0/extra/kipi-plugins/common/libkipiplugins/tools/kprawthumbthread.cpp:108
#4  0x00007f6b913776ff in QThreadPrivate::start (arg=0x8f29a20) at thread/qthread_unix.cpp:349
#5  0x00007f6b8d9776aa in start_thread (arg=0x7f6a754c9700) at pthread_create.c:333
#6  0x00007f6b90895eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7f6a1b7fe700 (LWP 10746)):
#0  0x00007f6b914b1288 in testAndSetOrdered (newValue=0, expectedValue=1, this=0x4064850) at ../../include/QtCore/../../src/corelib/arch/qatomic_x86_64.h:145
#1  testAndSetRelease (newValue=0, expectedValue=1, this=0x4064850) at ../../include/QtCore/../../src/corelib/arch/qatomic_x86_64.h:272
#2  unlockInline (this=0x4064808) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:171
#3  unlock (this=<synthetic pointer>) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:121
#4  ~QMutexLocker (this=<synthetic pointer>, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:115
#5  canWaitLocked (this=0x40647c0) at ../../include/QtCore/private/../../../src/corelib/thread/qthread_p.h:229
#6  postEventSourcePrepare (s=0x7f69e039dff0, timeout=0x7f6a1b7fd884) at kernel/qeventdispatcher_glib.cpp:279
#7  0x00007f6b889673fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f6b88967de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f6b88967fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f6b914b187e in QEventDispatcherGlib::processEvents (this=0x7f69e03a15b0, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#11 0x00007f6b91480d21 in QEventLoop::processEvents (this=this@entry=0x7f6a1b7fda50, flags=...) at kernel/qeventloop.cpp:149
#12 0x00007f6b91481085 in QEventLoop::exec (this=this@entry=0x7f6a1b7fda50, flags=...) at kernel/qeventloop.cpp:204
#13 0x00007f6b95b90803 in Digikam::WorkerObjectRunnable::run (this=0x13cc8560) at /build/digikam-bkwhtQ/digikam-4.11.0/core/libs/threads/threadmanager.cpp:196
#14 0x00007f6b9136ab70 in QThreadPoolThread::run (this=0x4064620) at concurrent/qthreadpool.cpp:108
#15 0x00007f6b913776ff in QThreadPrivate::start (arg=0x4064620) at thread/qthread_unix.cpp:349
#16 0x00007f6b8d9776aa in start_thread (arg=0x7f6a1b7fe700) at pthread_create.c:333
#17 0x00007f6b90895eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7f6a13fff700 (LWP 10747)):
#0  0x00007f6b9088649d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f6b889ab2f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6b8896796c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6b88967e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f6b88967fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f6b914b187e in QEventDispatcherGlib::processEvents (this=0x7f6b0f521980, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#6  0x00007f6b91480d21 in QEventLoop::processEvents (this=this@entry=0x7f6a13ffea50, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f6b91481085 in QEventLoop::exec (this=this@entry=0x7f6a13ffea50, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f6b95b90803 in Digikam::WorkerObjectRunnable::run (this=0x1d2ed270) at /build/digikam-bkwhtQ/digikam-4.11.0/core/libs/threads/threadmanager.cpp:196
#9  0x00007f6b9136ab70 in QThreadPoolThread::run (this=0x4264e30) at concurrent/qthreadpool.cpp:108
#10 0x00007f6b913776ff in QThreadPrivate::start (arg=0x4264e30) at thread/qthread_unix.cpp:349
#11 0x00007f6b8d9776aa in start_thread (arg=0x7f6a13fff700) at pthread_create.c:333
#12 0x00007f6b90895eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7f6a1bfff700 (LWP 10749)):
#0  0x00007f6b889ac7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f6b889673f0 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6b88967de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6b88967fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f6b914b187e in QEventDispatcherGlib::processEvents (this=0x7f6b1807cf30, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#5  0x00007f6b91480d21 in QEventLoop::processEvents (this=this@entry=0x7f6a1bffea50, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f6b91481085 in QEventLoop::exec (this=this@entry=0x7f6a1bffea50, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007f6b95b90803 in Digikam::WorkerObjectRunnable::run (this=0x21410df0) at /build/digikam-bkwhtQ/digikam-4.11.0/core/libs/threads/threadmanager.cpp:196
#8  0x00007f6b9136ab70 in QThreadPoolThread::run (this=0x4064c70) at concurrent/qthreadpool.cpp:108
#9  0x00007f6b913776ff in QThreadPrivate::start (arg=0x4064c70) at thread/qthread_unix.cpp:349
#10 0x00007f6b8d9776aa in start_thread (arg=0x7f6a1bfff700) at pthread_create.c:333
#11 0x00007f6b90895eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7f6b0b9e5700 (LWP 10751)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007f6b8c78d582 in ?? () from /usr/lib/libtbb.so.2
#2  0x00007f6b8c78d5a9 in ?? () from /usr/lib/libtbb.so.2
#3  0x00007f6b8d9776aa in start_thread (arg=0x7f6b0b9e5700) at pthread_create.c:333
#4  0x00007f6b90895eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7f6b0b5e4700 (LWP 10752)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007f6b8c78d582 in ?? () from /usr/lib/libtbb.so.2
#2  0x00007f6b8c78d5a9 in ?? () from /usr/lib/libtbb.so.2
#3  0x00007f6b8d9776aa in start_thread (arg=0x7f6b0b5e4700) at pthread_create.c:333
#4  0x00007f6b90895eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7f6aaffff700 (LWP 10753)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007f6b8c78d582 in ?? () from /usr/lib/libtbb.so.2
#2  0x00007f6b8c78d5a9 in ?? () from /usr/lib/libtbb.so.2
#3  0x00007f6b8d9776aa in start_thread (arg=0x7f6aaffff700) at pthread_create.c:333
#4  0x00007f6b90895eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7f6aaeffd700 (LWP 10754)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007f6b8c78d582 in ?? () from /usr/lib/libtbb.so.2
#2  0x00007f6b8c78d5a9 in ?? () from /usr/lib/libtbb.so.2
#3  0x00007f6b8d9776aa in start_thread (arg=0x7f6aaeffd700) at pthread_create.c:333
#4  0x00007f6b90895eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f6aae7fb700 (LWP 10755)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007f6b8c78d582 in ?? () from /usr/lib/libtbb.so.2
#2  0x00007f6b8c78d5a9 in ?? () from /usr/lib/libtbb.so.2
#3  0x00007f6b8d9776aa in start_thread (arg=0x7f6aae7fb700) at pthread_create.c:333
#4  0x00007f6b90895eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f6aad7fa700 (LWP 10756)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007f6b8c78d582 in ?? () from /usr/lib/libtbb.so.2
#2  0x00007f6b8c78d5a9 in ?? () from /usr/lib/libtbb.so.2
#3  0x00007f6b8d9776aa in start_thread (arg=0x7f6aad7fa700) at pthread_create.c:333
#4  0x00007f6b90895eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f6aaebfc700 (LWP 10757)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007f6b8c78d582 in ?? () from /usr/lib/libtbb.so.2
#2  0x00007f6b8c78d5a9 in ?? () from /usr/lib/libtbb.so.2
#3  0x00007f6b8d9776aa in start_thread (arg=0x7f6aaebfc700) at pthread_create.c:333
#4  0x00007f6b90895eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f6aa7fff700 (LWP 10762)):
#0  0x00007f6b889ac7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f6b88967ddb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6b88967fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6b914b187e in QEventDispatcherGlib::processEvents (this=0x7f6aa0111fc0, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#4  0x00007f6b91480d21 in QEventLoop::processEvents (this=this@entry=0x7f6aa7ffea50, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f6b91481085 in QEventLoop::exec (this=this@entry=0x7f6aa7ffea50, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f6b95b90803 in Digikam::WorkerObjectRunnable::run (this=0x22118d50) at /build/digikam-bkwhtQ/digikam-4.11.0/core/libs/threads/threadmanager.cpp:196
#7  0x00007f6b9136ab70 in QThreadPoolThread::run (this=0x425dc80) at concurrent/qthreadpool.cpp:108
#8  0x00007f6b913776ff in QThreadPrivate::start (arg=0x425dc80) at thread/qthread_unix.cpp:349
#9  0x00007f6b8d9776aa in start_thread (arg=0x7f6aa7fff700) at pthread_create.c:333
#10 0x00007f6b90895eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f6b97ea8b00 (LWP 3147)):
[KCrash Handler]
#6  0x0000000000525f19 in Digikam::ImageInfoJob::allItemsFromAlbum (this=0x221deb30, album=album@entry=0x46cc3d0) at /build/digikam-bkwhtQ/digikam-4.11.0/core/utilities/maintenance/imageinfojob.cpp:88
#7  0x000000000053a141 in Digikam::FaceDetector::slotContinueAlbumListing (this=0x19882340) at /build/digikam-bkwhtQ/digikam-4.11.0/core/utilities/maintenance/facedetector.cpp:347
#8  0x00007f6b914971ec in QMetaObject::activate (sender=0x221deb48, m=m@entry=0x90c1c0 <Digikam::FacePipeline::staticMetaObject>, local_signal_index=local_signal_index@entry=5, argv=argv@entry=0x0) at kernel/qobject.cpp:3567
#9  0x00000000007225da in finished (this=<optimized out>) at /build/digikam-bkwhtQ/digikam-4.11.0/obj-x86_64-linux-gnu/core/app/facepipeline.moc:211
#10 Digikam::FacePipeline::Private::checkFinished (this=this@entry=0x216c4b50) at /build/digikam-bkwhtQ/digikam-4.11.0/core/utilities/facemanagement/facepipeline.cpp:1234
#11 0x0000000000722d0f in Digikam::FacePipeline::Private::finishProcess (this=0x216c4b50, package=...) at /build/digikam-bkwhtQ/digikam-4.11.0/core/utilities/facemanagement/facepipeline.cpp:1198
#12 0x0000000000722df8 in Digikam::FacePipeline::Private::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at /build/digikam-bkwhtQ/digikam-4.11.0/obj-x86_64-linux-gnu/core/app/facepipeline_p.moc:843
#13 0x00007f6b9149b8e1 in QObject::event (this=0x216c4b50, e=<optimized out>) at kernel/qobject.cpp:1222
#14 0x00007f6b91e8e9bc in QApplicationPrivate::notify_helper (this=this@entry=0x259abe0, receiver=receiver@entry=0x216c4b50, e=e@entry=0x7f6aa01285f0) at kernel/qapplication.cpp:4570
#15 0x00007f6b91e954d8 in QApplication::notify (this=this@entry=0x7ffc4cc14980, receiver=receiver@entry=0x216c4b50, e=e@entry=0x7f6aa01285f0) at kernel/qapplication.cpp:4356
#16 0x00007f6b92bf0b4a in KApplication::notify (this=0x7ffc4cc14980, receiver=0x216c4b50, event=0x7f6aa01285f0) at ../../kdeui/kernel/kapplication.cpp:311
#17 0x00007f6b914821cd in QCoreApplication::notifyInternal (this=0x7ffc4cc14980, receiver=receiver@entry=0x216c4b50, event=event@entry=0x7f6aa01285f0) at kernel/qcoreapplication.cpp:955
#18 0x00007f6b91485a71 in sendEvent (event=0x7f6aa01285f0, receiver=0x216c4b50) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#19 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x24e90d0) at kernel/qcoreapplication.cpp:1579
#20 0x00007f6b91485f03 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1472
#21 0x00007f6b914b16ee in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#22 postEventSourceDispatch (s=0x25875a0) at kernel/qeventdispatcher_glib.cpp:300
#23 0x00007f6b88967c3d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007f6b88967f20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007f6b88967fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007f6b914b185e in QEventDispatcherGlib::processEvents (this=0x25896a0, flags=...) at kernel/qeventdispatcher_glib.cpp:450
#27 0x00007f6b91f36c66 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#28 0x00007f6b91480d21 in QEventLoop::processEvents (this=this@entry=0x7ffc4cc144a0, flags=...) at kernel/qeventloop.cpp:149
#29 0x00007f6b91481085 in QEventLoop::exec (this=this@entry=0x7ffc4cc144a0, flags=...) at kernel/qeventloop.cpp:204
#30 0x00007f6b91486b09 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1227
#31 0x00007f6b91e8cc1c in QApplication::exec () at kernel/qapplication.cpp:3828
#32 0x000000000049694a in main (argc=<optimized out>, argv=<optimized out>) at /build/digikam-bkwhtQ/digikam-4.11.0/core/app/main/main.cpp:230

Reported using DrKonqi