Bug 296052

Application: digikam (2.5.0)
KDE Platform Version: 4.8.1 (4.8.1)
Qt Version: 4.8.0
Operating System: Linux 3.2.0-18-generic x86_64
Distribution: Ubuntu precise (development branch)

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

Started digikam (iphone was already connected). Start import from iphone via menu. That's all. (ubuntu 12.04)

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 0x7f9ce0098a00 (LWP 28463))]

Thread 6 (Thread 0x7f9cba631700 (LWP 28467)):
#0  0x00007f9cd9761d93 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f9cd2aa1136 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f9cd2aa159a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9cc8871426 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007f9cd2ac27f5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f9cd4e53e9a in start_thread (arg=0x7f9cba631700) at pthread_create.c:308
#6  0x00007f9cd976d74d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f9cb2105700 (LWP 28468)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f9cda5414cb in wait (time=18446744073709551615, this=0x2015550) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2015448, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00000000005ca1d0 in Digikam::ScanController::run (this=0x20151e0) at /build/buildd/digikam-2.5.0/core/digikam/database/scancontroller.cpp:647
#4  0x00007f9cda540fbb in QThreadPrivate::start (arg=0x20151e0) at thread/qthread_unix.cpp:298
#5  0x00007f9cd4e53e9a in start_thread (arg=0x7f9cb2105700) at pthread_create.c:308
#6  0x00007f9cd976d74d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f9cb1904700 (LWP 28469)):
#0  0x00007fff705a8943 in ?? ()
#1  0x00007f9cd170e15d in __GI_clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:116
#2  0x00007f9cda597654 in do_gettime (frac=0x7f9cb1903918, sec=0x7f9cb1903910) at tools/qelapsedtimer_unix.cpp:123
#3  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#4  0x00007f9cda66f1dd in QTimerInfoList::updateCurrentTime (this=0x7f9ca0002660) at kernel/qeventdispatcher_unix.cpp:343
#5  0x00007f9cda66f513 in QTimerInfoList::timerWait (this=0x7f9ca0002660, tm=...) at kernel/qeventdispatcher_unix.cpp:450
#6  0x00007f9cda66dfcc in timerSourcePrepareHelper (src=<optimized out>, timeout=0x7f9cb19039ec) at kernel/qeventdispatcher_glib.cpp:136
#7  0x00007f9cda66e075 in timerSourcePrepare (source=<optimized out>, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#8  0x00007f9cd2aa085e in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f9cd2aa105b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f9cd2aa1264 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f9cda66ea76 in QEventDispatcherGlib::processEvents (this=0x7f9ca00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#12 0x00007f9cda63e2d2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#13 0x00007f9cda63e527 in QEventLoop::exec (this=0x7f9cb1903b50, flags=...) at kernel/qeventloop.cpp:204
#14 0x00007f9cda53df97 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#15 0x00007f9cda61e06f in QInotifyFileSystemWatcherEngine::run (this=0x2017ba0) at io/qfilesystemwatcher_inotify.cpp:248
#16 0x00007f9cda540fbb in QThreadPrivate::start (arg=0x2017ba0) at thread/qthread_unix.cpp:298
#17 0x00007f9cd4e53e9a in start_thread (arg=0x7f9cb1904700) at pthread_create.c:308
#18 0x00007f9cd976d74d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#19 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f9cb1103700 (LWP 28472)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f9cda5414cb in wait (time=18446744073709551615, this=0x244b2e0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x244b048, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f9cdd93eff1 in Digikam::ParkingThread::run (this=0x244b030) at /build/buildd/digikam-2.5.0/core/libs/threads/threadmanager.cpp:119
#4  0x00007f9cda540fbb in QThreadPrivate::start (arg=0x244b030) at thread/qthread_unix.cpp:298
#5  0x00007f9cd4e53e9a in start_thread (arg=0x7f9cb1103700) at pthread_create.c:308
#6  0x00007f9cd976d74d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f9c9fda0700 (LWP 28473)):
#0  0x00007f9cd9761d93 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f9cd2aa1136 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f9cd2aa1264 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9cda66ea76 in QEventDispatcherGlib::processEvents (this=0x7f9c980008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f9cda63e2d2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f9cda63e527 in QEventLoop::exec (this=0x7f9c9fd9fb50, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f9cda53df97 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007f9cda61e06f in QInotifyFileSystemWatcherEngine::run (this=0x258e390) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f9cda540fbb in QThreadPrivate::start (arg=0x258e390) at thread/qthread_unix.cpp:298
#9  0x00007f9cd4e53e9a in start_thread (arg=0x7f9c9fda0700) at pthread_create.c:308
#10 0x00007f9cd976d74d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f9ce0098a00 (LWP 28463)):
[KCrash Handler]
#6  register_platform (d=0x80, dispatch=0x7f9ccd93b680, name=0x7f9ccd732f9a "usb") at control.c:2014
#7  0x00007f9c8418a76b in ?? () from /usr/lib/x86_64-linux-gnu/libgphoto2_port/0.8.0/usb.so
#8  0x00007f9cdcff86b0 in gp_port_set_info () from /usr/lib/x86_64-linux-gnu/libgphoto2_port.so.0
#9  0x000000000075e72d in Digikam::GPCamera::findConnectedUsbCamera (vendorId=1452, productId=4759, model=..., port=...) at /build/buildd/digikam-2.5.0/core/utilities/cameragui/devices/gpcamera.cpp:1782
#10 0x0000000000578f80 in Digikam::DigikamApp::openSolidCamera (this=0x2031b30, udi=..., cameraLabel=...) at /build/buildd/digikam-2.5.0/core/digikam/main/digikamapp.cpp:1967
#11 0x0000000000579898 in Digikam::DigikamApp::slotOpenSolidCamera (this=0x2031b30, action=0x33a7950) at /build/buildd/digikam-2.5.0/core/digikam/main/digikamapp.cpp:1914
#12 0x000000000057fe61 in Digikam::DigikamApp::qt_static_metacall (_o=0x2031b30, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at /build/buildd/digikam-2.5.0/obj-x86_64-linux-gnu/core/digikam/digikamapp.moc:237
#13 0x00007f9cda6538d1 in QMetaObject::activate (sender=0x2ff6c60, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff70423dd0) at kernel/qobject.cpp:3547
#14 0x00007f9cdb030abf in QActionGroup::triggered (this=<optimized out>, _t1=0x33a7950) at .moc/release-shared/moc_qactiongroup.cpp:160
#15 0x00007f9cdb030b47 in QActionGroupPrivate::_q_actionTriggered (this=<optimized out>) at kernel/qactiongroup.cpp:93
#16 0x00007f9cda6538d1 in QMetaObject::activate (sender=0x33a7950, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff70423f40) at kernel/qobject.cpp:3547
#17 0x00007f9cdb02df52 in QAction::triggered (this=<optimized out>, _t1=false) at .moc/release-shared/moc_qaction.cpp:277
#18 0x00007f9cdb02e13f in QAction::activate (this=0x33a7950, event=<optimized out>) at kernel/qaction.cpp:1257
#19 0x00007f9cda658a96 in QObject::event (this=0x33a7950, e=<optimized out>) at kernel/qobject.cpp:1195
#20 0x00007f9cdb02e210 in event (e=<optimized out>, this=<optimized out>) at kernel/qaction.cpp:1187
#21 QAction::event (this=<optimized out>, e=<optimized out>) at kernel/qaction.cpp:1172
#22 0x00007f9cdbc8506a in KAction::event (this=<optimized out>, event=0x3466a30) at ../../kdeui/actions/kaction.cpp:131
#23 0x00007f9cdb0346b4 in notify_helper (e=0x3466a30, receiver=0x33a7950, this=0x1d1a490) at kernel/qapplication.cpp:4555
#24 QApplicationPrivate::notify_helper (this=0x1d1a490, receiver=0x33a7950, e=0x3466a30) at kernel/qapplication.cpp:4527
#25 0x00007f9cdb039533 in QApplication::notify (this=0x7fff70424af0, receiver=0x33a7950, e=0x3466a30) at kernel/qapplication.cpp:4416
#26 0x00007f9cdbd6d906 in KApplication::notify (this=0x7fff70424af0, receiver=0x33a7950, event=0x3466a30) at ../../kdeui/kernel/kapplication.cpp:311
#27 0x00007f9cda63f4ec in QCoreApplication::notifyInternal (this=0x7fff70424af0, receiver=0x33a7950, event=0x3466a30) at kernel/qcoreapplication.cpp:876
#28 0x00007f9cda6432ba in sendEvent (event=0x3466a30, receiver=0x33a7950) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#29 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x1cb74a0) at kernel/qcoreapplication.cpp:1500
#30 0x00007f9cda66e5e3 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#31 postEventSourceDispatch (s=<optimized out>) at kernel/qeventdispatcher_glib.cpp:279
#32 0x00007f9cd2aa0dda in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007f9cd2aa11a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007f9cd2aa1264 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007f9cda66ea0f in QEventDispatcherGlib::processEvents (this=0x1cb8d80, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#36 0x00007f9cdb0dcaae in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#37 0x00007f9cda63e2d2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#38 0x00007f9cda63e527 in QEventLoop::exec (this=0x7fff70424970, flags=...) at kernel/qeventloop.cpp:204
#39 0x00007f9cda6435b7 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#40 0x000000000048bc5d in main (argc=5, argv=<optimized out>) at /build/buildd/digikam-2.5.0/core/digikam/main/main.cpp:232

Possible duplicates by query: bug 293248, bug 289806, bug 288763.

Reported using DrKonqi