[Digikam-devel] [digikam] [Bug 349528] New: After viewing only a handful of photos, digikam crashes

Alain Knaff kde at kde.lka.org.lu
Tue Jun 23 13:25:34 BST 2015 

https://bugs.kde.org/show_bug.cgi?id=349528

            Bug ID: 349528
           Summary: After viewing only a handful of photos, digikam
                    crashes
           Product: digikam
           Version: 4.2.0
          Platform: Ubuntu Packages
                OS: Linux
            Status: UNCONFIRMED
          Severity: crash
          Priority: NOR
         Component: Usability
          Assignee: digikam-devel at kde.org
          Reporter: kde at kde.lka.org.lu

To reproduce:
1. Start digikam
2. Click on a photo
3. Click next 4 or 5 times
4. => crash



Reproducible: Always

Steps to Reproduce:
To reproduce:
1. Start digikam
2. Click on a photo
3. Click next 4 or 5 times
4. => crash


Actual Results:  
Application: digiKam (digikam), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
[Current thread is 1 (Thread 0x7f2998b78a00 (LWP 6062))]

Thread 5 (Thread 0x7f297622d700 (LWP 6063)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f2992dcf4db in wait (time=18446744073709551615, this=0x21f85c0) at
thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x21f84b8,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00000000005ca1d0 in Digikam::ScanController::run (this=0x21f8250) at
/build/buildd/digikam-2.5.0/core/digikam/database/scancontroller.cpp:647
#4  0x00007f2992dcefcb in QThreadPrivate::start (arg=0x21f8250) at
thread/qthread_unix.cpp:298
#5  0x00007f298d90ce9a in start_thread (arg=0x7f297622d700) at
pthread_create.c:308
#6  0x00007f2991ff938d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f2975a2c700 (LWP 6064)):
#0  0x00007f2991fed9d3 in __GI___poll (fds=<optimized out>, nfds=<optimized
out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f298b559ff6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f298b55a124 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f2992efd426 in QEventDispatcherGlib::processEvents
(this=0x7f29680008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f2992eccc82 in QEventLoop::processEvents (this=<optimized out>,
flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f2992ecced7 in QEventLoop::exec (this=0x7f2975a2bb50, flags=...) at
kernel/qeventloop.cpp:204
#6  0x00007f2992dcbfa7 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:501
#7  0x00007f2992eac9ff in QInotifyFileSystemWatcherEngine::run (this=0x21e9550)
at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f2992dcefcb in QThreadPrivate::start (arg=0x21e9550) at
thread/qthread_unix.cpp:298
#9  0x00007f298d90ce9a in start_thread (arg=0x7f2975a2c700) at
pthread_create.c:308
#10 0x00007f2991ff938d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f2967497700 (LWP 6067)):
#0  0x00007f2991fed9d3 in __GI___poll (fds=<optimized out>, nfds=<optimized
out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f298b559ff6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f298b55a124 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f2992efd426 in QEventDispatcherGlib::processEvents
(this=0x7f29600008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f2992eccc82 in QEventLoop::processEvents (this=<optimized out>,
flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f2992ecced7 in QEventLoop::exec (this=0x7f2967496b50, flags=...) at
kernel/qeventloop.cpp:204
#6  0x00007f2992dcbfa7 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:501
#7  0x00007f2992eac9ff in QInotifyFileSystemWatcherEngine::run (this=0x2806f50)
at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f2992dcefcb in QThreadPrivate::start (arg=0x2806f50) at
thread/qthread_unix.cpp:298
#9  0x00007f298d90ce9a in start_thread (arg=0x7f2967497700) at
pthread_create.c:308
#10 0x00007f2991ff938d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f292b7fe700 (LWP 6117)):
[KCrash Handler]
#6  Digikam::DImg::rotate (this=0x7791680, angle=<optimized out>) at
/build/buildd/digikam-2.5.0/core/libs/dimg/dimg.cpp:2294
#7  0x00007f2995fd6257 in Digikam::DImg::rotateAndFlip (this=0x7791680,
orientation=<optimized out>) at
/build/buildd/digikam-2.5.0/core/libs/dimg/dimg.cpp:2636
#8  0x00007f2996193d99 in Digikam::LoadSaveThread::exifRotate (image=...,
filePath=...) at
/build/buildd/digikam-2.5.0/core/libs/threadimageio/loadsavethread.cpp:276
#9  0x00007f29961aa245 in Digikam::PreviewLoadingTask::execute (this=0x7791480)
at /build/buildd/digikam-2.5.0/core/libs/threadimageio/previewtask.cpp:185
#10 0x00007f299619368e in Digikam::LoadSaveThread::run (this=0x2807cf0) at
/build/buildd/digikam-2.5.0/core/libs/threadimageio/loadsavethread.cpp:118
#11 0x00007f29961d8ece in Digikam::DynamicThread::DynamicThreadPriv::run
(this=0x2808570) at
/build/buildd/digikam-2.5.0/core/libs/threads/dynamicthread.cpp:328
#12 0x00007f2992dc24f2 in QThreadPoolThread::run (this=0x6ce9610) at
concurrent/qthreadpool.cpp:107
#13 0x00007f2992dcefcb in QThreadPrivate::start (arg=0x6ce9610) at
thread/qthread_unix.cpp:298
#14 0x00007f298d90ce9a in start_thread (arg=0x7f292b7fe700) at
pthread_create.c:308
#15 0x00007f2991ff938d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#16 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f2998b78a00 (LWP 6062)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f2992dcf4db in wait (time=18446744073709551615, this=0x2565240) at
thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2565148,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f2992dc1c7e in QThreadPoolPrivate::waitForDone (this=0x25650c0,
msecs=-1) at concurrent/qthreadpool.cpp:298
#4  0x00007f2992dc36a4 in QThreadPool::~QThreadPool (this=0x25650a0,
__in_chrg=<optimized out>) at concurrent/qthreadpool.cpp:440
#5  0x00007f2992dc36e9 in QThreadPool::~QThreadPool (this=0x25650a0,
__in_chrg=<optimized out>) at concurrent/qthreadpool.cpp:442
#6  0x00007f2992ee0935 in QObjectPrivate::deleteChildren (this=0x2564cd0) at
kernel/qobject.cpp:1908
#7  0x00007f2992ee6b9c in QObject::~QObject (this=0x2563dc0,
__in_chrg=<optimized out>) at kernel/qobject.cpp:927
#8  0x00007f29961d5ea7 in ~ThreadManagerCreator (this=0x2563dc0,
__in_chrg=<optimized out>) at
/build/buildd/digikam-2.5.0/core/libs/threads/threadmanager.cpp:236
#9  destroy () at
/build/buildd/digikam-2.5.0/core/libs/threads/threadmanager.cpp:241
#10 0x00007f2991f415b1 in __run_exit_handlers (status=1, listp=0x7f29922bd688,
run_list_atexit=true) at exit.c:78
#11 0x00007f2991f41635 in __GI_exit (status=<optimized out>) at exit.c:100
#12 0x00007f29939335e8 in qt_xio_errhandler () at
kernel/qapplication_x11.cpp:780
#13 0x00007f29945ff6b8 in KApplication::xioErrhandler (this=0x7ffed2bc82f0,
dpy=0x201e0c0) at ../../kdeui/kernel/kapplication.cpp:419
#14 0x00007f29905082be in _XIOError () from
/usr/lib/x86_64-linux-gnu/libX11.so.6
#15 0x00007f299050624b in _XReply () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#16 0x00007f29904fbcf9 in XQueryPointer () from
/usr/lib/x86_64-linux-gnu/libX11.so.6
#17 0x00007f29939500ff in QCursor::pos () at kernel/qcursor_x11.cpp:162
#18 0x00007f29938c8c15 in QApplicationPrivate::sendSyntheticEnterLeave
(this=<optimized out>, widget=0x47d08a0) at kernel/qapplication.cpp:3234
#19 0x00007f299391ab12 in QWidget::setVisible (this=0x47d08a0,
visible=<optimized out>) at kernel/qwidget.cpp:7767
#20 0x00007f29798ac8ac in ?? () from /usr/lib/kde4/plugins/styles/oxygen.so
#21 0x00007f29798ac3ef in ?? () from /usr/lib/kde4/plugins/styles/oxygen.so
#22 0x00007f2992ee2281 in QMetaObject::activate (sender=0x47c89b0, m=<optimized
out>, local_signal_index=<optimized out>, argv=0x7ffed2bc6f90) at
kernel/qobject.cpp:3547
#23 0x00007f2993ce7cf2 in QLineEdit::textChanged (this=<optimized out>,
_t1=...) at .moc/release-shared/moc_qlineedit.cpp:264
#24 0x00007f2993ce7f99 in QLineEdit::qt_static_metacall (_o=<optimized out>,
_c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at
.moc/release-shared/moc_qlineedit.cpp:140
#25 0x00007f2992ee2281 in QMetaObject::activate (sender=0x47c8db0, m=<optimized
out>, local_signal_index=<optimized out>, argv=0x7ffed2bc7100) at
kernel/qobject.cpp:3547
#26 0x00007f2993f5abb5 in QLineControl::textChanged (this=<optimized out>,
_t1=...) at .moc/release-shared/moc_qlinecontrol_p.cpp:148
#27 0x00007f2993cecbbb in QLineControl::finishChange (this=0x47c8db0,
validateFromState=-1, update=<optimized out>, edited=false) at
widgets/qlinecontrol.cpp:660
#28 0x00007f2993cece50 in QLineControl::internalSetText (this=0x47c8db0,
txt=..., pos=<optimized out>, edited=false) at widgets/qlinecontrol.cpp:692
#29 0x00007f2993caf7a1 in QComboBoxPrivate::setCurrentIndex (this=0x47c7bf0,
mi=...) at widgets/qcombobox.cpp:2041
#30 0x00007f2993caf8f7 in QComboBox::setCurrentIndex (this=<optimized out>,
index=-1) at widgets/qcombobox.cpp:2022
#31 0x00007f29961efc8f in Digikam::DZoomBar::setZoom (this=0x47c4b30,
zoom=<optimized out>, zmin=<optimized out>, zmax=<optimized out>) at
/build/buildd/digikam-2.5.0/core/libs/widgets/common/dzoombar.cpp:227
#32 0x00007f2992ee2281 in QMetaObject::activate (sender=0x43c6a90, m=<optimized
out>, local_signal_index=<optimized out>, argv=0x7ffed2bc74a0) at
kernel/qobject.cpp:3547
#33 0x00007f29962bec5b in Digikam::EditorStackView::signalZoomChanged
(this=<optimized out>, _t1=false, _t2=false, _t3=0.22649793388429751) at
/build/buildd/digikam-2.5.0/obj-x86_64-linux-gnu/core/digikam/editorstackview.moc:115
#34 0x00007f2992ee2281 in QMetaObject::activate (sender=0x43d8a70, m=<optimized
out>, local_signal_index=<optimized out>, argv=0x7ffed2bc7600) at
kernel/qobject.cpp:3547
#35 0x00007f29962b0980 in Digikam::Canvas::signalZoomChanged (this=<optimized
out>, _t1=0.22649793388429751) at
/build/buildd/digikam-2.5.0/obj-x86_64-linux-gnu/core/digikam/canvas.moc:213
#36 0x00007f29962b4fec in Digikam::Canvas::slotImageLoaded (this=0x43d8a70,
filePath=..., success=true) at
/build/buildd/digikam-2.5.0/core/utilities/imageeditor/canvas/canvas.cpp:275
#37 0x00007f2992ee2281 in QMetaObject::activate (sender=0x43665c0, m=<optimized
out>, local_signal_index=<optimized out>, argv=0x7ffed2bc77e0) at
kernel/qobject.cpp:3547
#38 0x00007f29962a4366 in Digikam::DImgInterface::signalImageLoaded
(this=<optimized out>, _t1=..., _t2=true) at
/build/buildd/digikam-2.5.0/obj-x86_64-linux-gnu/core/digikam/dimginterface.moc:177
#39 0x00007f29962a520c in Digikam::DImgInterface::slotImageLoaded
(this=0x43665c0, loadingDescription=..., img=...) at
/build/buildd/digikam-2.5.0/core/utilities/imageeditor/canvas/dimginterface.cpp:450
#40 0x00007f2992ee7446 in QObject::event (this=0x43665c0, e=<optimized out>) at
kernel/qobject.cpp:1195
#41 0x00007f29938c7894 in notify_helper (e=0x7f29180720c0, receiver=0x43665c0,
this=0x2001290) at kernel/qapplication.cpp:4559
#42 QApplicationPrivate::notify_helper (this=0x2001290, receiver=0x43665c0,
e=0x7f29180720c0) at kernel/qapplication.cpp:4531
#43 0x00007f29938cc713 in QApplication::notify (this=0x7ffed2bc82f0,
receiver=0x43665c0, e=0x7f29180720c0) at kernel/qapplication.cpp:4420
#44 0x00007f29946013f6 in KApplication::notify (this=0x7ffed2bc82f0,
receiver=0x43665c0, event=0x7f29180720c0) at
../../kdeui/kernel/kapplication.cpp:311
#45 0x00007f2992ecde9c in QCoreApplication::notifyInternal
(this=0x7ffed2bc82f0, receiver=0x43665c0, event=0x7f29180720c0) at
kernel/qcoreapplication.cpp:876
#46 0x00007f2992ed1c6a in sendEvent (event=0x7f29180720c0, receiver=0x43665c0)
at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#47 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0,
data=0x1f98070) at kernel/qcoreapplication.cpp:1500
#48 0x00007f2992efcf93 in sendPostedEvents () at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#49 postEventSourceDispatch (s=<optimized out>) at
kernel/qeventdispatcher_glib.cpp:279
#50 0x00007f298b559d13 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#51 0x00007f298b55a060 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#52 0x00007f298b55a124 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#53 0x00007f2992efd3bf in QEventDispatcherGlib::processEvents (this=0x1f99950,
flags=...) at kernel/qeventdispatcher_glib.cpp:424
#54 0x00007f299396fd9e in QGuiEventDispatcherGlib::processEvents
(this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#55 0x00007f2992eccc82 in QEventLoop::processEvents (this=<optimized out>,
flags=...) at kernel/qeventloop.cpp:149
#56 0x00007f2992ecced7 in QEventLoop::exec (this=0x7ffed2bc8170, flags=...) at
kernel/qeventloop.cpp:204
#57 0x00007f2992ed1f67 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1148
#58 0x000000000048bc5d in main (argc=5, argv=<optimized out>) at
/build/buildd/digikam-2.5.0/core/digikam/main/main.cpp:232


Expected Results:  
The software should just have continued working... :-)

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