Application: digikam (4.14.0)
KDE Platform Version: 4.14.15
Qt Version: 4.8.6
Operating System: Linux 4.2.0-34-generic x86_64
Distribution: Ubuntu 15.10

-- Information about the crash:
- What I was doing when the application crashed: Subtracting one hour from the date on a number of pictures. The pictures are raw (Sony ARW) with sidecar writing enabled.

The crash can be reproduced every time.

-- 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 0x7f51dc1deb80 (LWP 5770))]

Thread 13 (Thread 0x7f51b0136700 (LWP 5771)):
#0  0x00007f51d4c2088d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f51ba4ee12c in ?? () from /lib/x86_64-linux-gnu/libusb-1.0.so.0
#2  0x00007f51d16bb6aa in start_thread (arg=0x7f51b0136700) at pthread_create.c:333
#3  0x00007f51d4c2be9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7f51ac055700 (LWP 5772)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f51d5786286 in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x2064890) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x20647d0, mutex=mutex@entry=0x20647c8, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x0000000000604864 in Digikam::ScanController::run (this=0x2073570) at /build/digikam-48Y6Xx/digikam-4.14.0/core/app/database/scancontroller.cpp:725
#4  0x00007f51d5785d1c in QThreadPrivate::start (arg=0x2073570) at thread/qthread_unix.cpp:349
#5  0x00007f51d16bb6aa in start_thread (arg=0x7f51ac055700) at pthread_create.c:333
#6  0x00007f51d4c2be9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7f51ab854700 (LWP 5773)):
#0  0x00007f51cce7e884 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f51cce39770 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f51cce3a11b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f51cce3a2fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f51d58c620e in QEventDispatcherGlib::processEvents (this=0x7f519c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#5  0x00007f51d58940d1 in QEventLoop::processEvents (this=this@entry=0x7f51ab853a00, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f51d5894445 in QEventLoop::exec (this=this@entry=0x7f51ab853a00, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007f51d57834f9 in QThread::exec (this=this@entry=0x20678d0) at thread/qthread.cpp:538
#8  0x00007f51d5874133 in QInotifyFileSystemWatcherEngine::run (this=0x20678d0) at io/qfilesystemwatcher_inotify.cpp:265
#9  0x00007f51d5785d1c in QThreadPrivate::start (arg=0x20678d0) at thread/qthread_unix.cpp:349
#10 0x00007f51d16bb6aa in start_thread (arg=0x7f51ab854700) at pthread_create.c:333
#11 0x00007f51d4c2be9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7f51ab053700 (LWP 5780)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f51d5786286 in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x21d0190) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x239db70, mutex=mutex@entry=0x239db68, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f51d9db0082 in Digikam::ParkingThread::run (this=0x239db50) at /build/digikam-48Y6Xx/digikam-4.14.0/core/libs/threads/threadmanager.cpp:119
#4  0x00007f51d5785d1c in QThreadPrivate::start (arg=0x239db50) at thread/qthread_unix.cpp:349
#5  0x00007f51d16bb6aa in start_thread (arg=0x7f51ab053700) at pthread_create.c:333
#6  0x00007f51d4c2be9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7f518ada1700 (LWP 5845)):
#0  0x00007f51cce7e880 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f51cce39770 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f51cce3a11b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f51cce3a2fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f51d58c620e in QEventDispatcherGlib::processEvents (this=0x7f5170002ac0, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#5  0x00007f51d58940d1 in QEventLoop::processEvents (this=this@entry=0x7f518ada09e0, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f51d5894445 in QEventLoop::exec (this=this@entry=0x7f518ada09e0, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007f51d9daf673 in Digikam::WorkerObjectRunnable::run (this=0x775bb60) at /build/digikam-48Y6Xx/digikam-4.14.0/core/libs/threads/threadmanager.cpp:196
#8  0x00007f51d5778dba in QThreadPoolThread::run (this=0x3dc5590) at concurrent/qthreadpool.cpp:108
#9  0x00007f51d5785d1c in QThreadPrivate::start (arg=0x3dc5590) at thread/qthread_unix.cpp:349
#10 0x00007f51d16bb6aa in start_thread (arg=0x7f518ada1700) at pthread_create.c:333
#11 0x00007f51d4c2be9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7f518e57b700 (LWP 5849)):
#0  0x00007f51cce7e884 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f51cce3a306 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f51d58c620e in QEventDispatcherGlib::processEvents (this=0x7f5178002a80, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#3  0x00007f51d58940d1 in QEventLoop::processEvents (this=this@entry=0x7f518e57a9e0, flags=...) at kernel/qeventloop.cpp:149
#4  0x00007f51d5894445 in QEventLoop::exec (this=this@entry=0x7f518e57a9e0, flags=...) at kernel/qeventloop.cpp:204
#5  0x00007f51d9daf673 in Digikam::WorkerObjectRunnable::run (this=0x7f517018df80) at /build/digikam-48Y6Xx/digikam-4.14.0/core/libs/threads/threadmanager.cpp:196
#6  0x00007f51d5778dba in QThreadPoolThread::run (this=0x3dc6290) at concurrent/qthreadpool.cpp:108
#7  0x00007f51d5785d1c in QThreadPrivate::start (arg=0x3dc6290) at thread/qthread_unix.cpp:349
#8  0x00007f51d16bb6aa in start_thread (arg=0x7f518e57b700) at pthread_create.c:333
#9  0x00007f51d4c2be9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7f5195046700 (LWP 5860)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f51d5786286 in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x870f120) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x8e4ee60, mutex=mutex@entry=0x8e4ee58, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f513c5cc7f8 in KIPIPlugins::KPRawThumbThread::run (this=0x85d1970) at /build/digikam-48Y6Xx/digikam-4.14.0/extra/kipi-plugins/common/libkipiplugins/tools/kprawthumbthread.cpp:108
#4  0x00007f51d5785d1c in QThreadPrivate::start (arg=0x85d1970) at thread/qthread_unix.cpp:349
#5  0x00007f51d16bb6aa in start_thread (arg=0x7f5195046700) at pthread_create.c:333
#6  0x00007f51d4c2be9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7f518fd7e700 (LWP 5861)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f51d5786286 in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x881d9a0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x3045be0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f51db78aa54 in KDcrawIface::RActionThreadBase::run() () from /usr/lib/libkdcraw.so.23
#4  0x00007f51d5785d1c in QThreadPrivate::start (arg=0x8dc7550) at thread/qthread_unix.cpp:349
#5  0x00007f51d16bb6aa in start_thread (arg=0x7f518fd7e700) at pthread_create.c:333
#6  0x00007f51d4c2be9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f518ed7c700 (LWP 5862)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f51d5786286 in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x87b0280) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x87b0158, mutex=0x87b03e0, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f51d89cecfc in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x87b0130, th=0x7f5184027730) at ../../../threadweaver/Weaver/WeaverImpl.cpp:370
#4  0x00007f51d89d1a03 in ThreadWeaver::WorkingHardState::applyForWork (this=0x87b0470, th=0x7f5184027730, previous=0x8c18210) at ../../../threadweaver/Weaver/WorkingHardState.cpp:68
#5  0x00007f51d89d055f in ThreadWeaver::Thread::run (this=0x7f5184027730) at ../../../threadweaver/Weaver/Thread.cpp:98
#6  0x00007f51d5785d1c in QThreadPrivate::start (arg=0x7f5184027730) at thread/qthread_unix.cpp:349
#7  0x00007f51d16bb6aa in start_thread (arg=0x7f518ed7c700) at pthread_create.c:333
#8  0x00007f51d4c2be9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f518d579700 (LWP 5863)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f51d5786286 in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x87b0280) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x87b0158, mutex=0x87b03e0, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f51d89cecfc in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x87b0130, th=0x7f515c05ff80) at ../../../threadweaver/Weaver/WeaverImpl.cpp:370
#4  0x00007f51d89d1a03 in ThreadWeaver::WorkingHardState::applyForWork (this=0x87b0470, th=0x7f515c05ff80, previous=0x8c18e90) at ../../../threadweaver/Weaver/WorkingHardState.cpp:68
#5  0x00007f51d89d055f in ThreadWeaver::Thread::run (this=0x7f515c05ff80) at ../../../threadweaver/Weaver/Thread.cpp:98
#6  0x00007f51d5785d1c in QThreadPrivate::start (arg=0x7f515c05ff80) at thread/qthread_unix.cpp:349
#7  0x00007f51d16bb6aa in start_thread (arg=0x7f518d579700) at pthread_create.c:333
#8  0x00007f51d4c2be9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f518cd78700 (LWP 5864)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f51d5786286 in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x87b0280) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x87b0158, mutex=0x87b03e0, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f51d89cecfc in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x87b0130, th=0x7f515c081460) at ../../../threadweaver/Weaver/WeaverImpl.cpp:370
#4  0x00007f51d89d1a03 in ThreadWeaver::WorkingHardState::applyForWork (this=0x87b0470, th=0x7f515c081460, previous=0x8c19b10) at ../../../threadweaver/Weaver/WorkingHardState.cpp:68
#5  0x00007f51d89d055f in ThreadWeaver::Thread::run (this=0x7f515c081460) at ../../../threadweaver/Weaver/Thread.cpp:98
#6  0x00007f51d5785d1c in QThreadPrivate::start (arg=0x7f515c081460) at thread/qthread_unix.cpp:349
#7  0x00007f51d16bb6aa in start_thread (arg=0x7f518cd78700) at pthread_create.c:333
#8  0x00007f51d4c2be9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f518bda3700 (LWP 5865)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f51d5786286 in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x87b0280) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x87b0158, mutex=0x87b03e0, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f51d89cecfc in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x87b0130, th=0x7f515c0511e0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:370
#4  0x00007f51d89d1a03 in ThreadWeaver::WorkingHardState::applyForWork (this=0x87b0470, th=0x7f515c0511e0, previous=0x8c194d0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:68
#5  0x00007f51d89d055f in ThreadWeaver::Thread::run (this=0x7f515c0511e0) at ../../../threadweaver/Weaver/Thread.cpp:98
#6  0x00007f51d5785d1c in QThreadPrivate::start (arg=0x7f515c0511e0) at thread/qthread_unix.cpp:349
#7  0x00007f51d16bb6aa in start_thread (arg=0x7f518bda3700) at pthread_create.c:333
#8  0x00007f51d4c2be9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f51dc1deb80 (LWP 5770)):
[KCrash Handler]
#6  0x00007f51d63819b7 in QPixmap::copy (this=this@entry=0x87ef448, rect=...) at image/qpixmap.cpp:389
#7  0x00007f51d63826bf in QPixmap::QPixmap (this=0x7ffe51a0df00, pixmap=...) at image/qpixmap.cpp:303
#8  0x00007f51d7087f38 in KPixmapSequence::frameAt (this=0x46c4568, index=1) at ../../kdeui/util/kpixmapsequence.cpp:143
#9  0x00007f513c5de251 in KIPIPlugins::KPImagesList::slotProgressTimerDone (this=0x71a9da0) at /build/digikam-48Y6Xx/digikam-4.14.0/extra/kipi-plugins/common/libkipiplugins/widgets/kpimageslist.cpp:1153
#10 0x00007f51d58a9f60 in QMetaObject::activate (sender=0x41108f0, m=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3567
#11 0x00007f51d58afbd3 in QObject::event (this=0x41108f0, e=<optimized out>) at kernel/qobject.cpp:1253
#12 0x00007f51d62a4cdc in QApplicationPrivate::notify_helper (this=this@entry=0x1efa8f0, receiver=receiver@entry=0x41108f0, e=e@entry=0x7ffe51a0e370) at kernel/qapplication.cpp:4570
#13 0x00007f51d62abc16 in QApplication::notify (this=this@entry=0x7ffe51a0ea90, receiver=receiver@entry=0x41108f0, e=e@entry=0x7ffe51a0e370) at kernel/qapplication.cpp:4356
#14 0x00007f51d7007a2a in KApplication::notify (this=0x7ffe51a0ea90, receiver=0x41108f0, event=0x7ffe51a0e370) at ../../kdeui/kernel/kapplication.cpp:311
#15 0x00007f51d589585d in QCoreApplication::notifyInternal (this=0x7ffe51a0ea90, receiver=0x41108f0, event=event@entry=0x7ffe51a0e370) at kernel/qcoreapplication.cpp:955
#16 0x00007f51d58c86c0 in QCoreApplication::sendEvent (event=0x7ffe51a0e370, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#17 QTimerInfoList::activateTimers (this=0x1f0b370) at kernel/qeventdispatcher_unix.cpp:621
#18 0x00007f51d58c5831 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:193
#19 0x00007f51cce39ff7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007f51cce3a250 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007f51cce3a2fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f51d58c61ee in QEventDispatcherGlib::processEvents (this=0x1e41780, flags=...) at kernel/qeventdispatcher_glib.cpp:450
#23 0x00007f51d634fc26 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#24 0x00007f51d58940d1 in QEventLoop::processEvents (this=this@entry=0x7ffe51a0e5f0, flags=...) at kernel/qeventloop.cpp:149
#25 0x00007f51d5894445 in QEventLoop::exec (this=this@entry=0x7ffe51a0e5f0, flags=...) at kernel/qeventloop.cpp:204
#26 0x00007f51d589a429 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1227
#27 0x00007f51d62a2f2c in QApplication::exec () at kernel/qapplication.cpp:3828
#28 0x00000000004964ae in main (argc=<optimized out>, argv=<optimized out>) at /build/digikam-48Y6Xx/digikam-4.14.0/core/app/main/main.cpp:230

Possible duplicates by query: bug 358424, bug 357838, bug 357149, bug 355744, bug 355509.

Reported using DrKonqi