Bug 289285

Application: digikam (2.1.1)
KDE Platform Version: 4.7.2 (4.7.2)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-14-generic i686
Distribution: Ubuntu 11.10

-- Information about the crash:
- What I was doing when the application crashed: importing images from SDHC card with thumbnails being displayed.

The crash can be reproduced some of the time.

-- Backtrace:
Application: digiKam (digikam), signal: Segmentation fault
[Current thread is 1 (Thread 0xb55f48c0 (LWP 2430))]

Thread 7 (Thread 0xb4bb3b70 (LWP 2434)):
#0  0x03c9b96f in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#1  0x0349a88c in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0x0349b637 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x0349bf9b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x03cfacea in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#5  0x034c25f4 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0x01a4bd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#7  0x092800ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 6 (Thread 0xb38feb70 (LWP 2435)):
#0  0x00b28416 in __kernel_vsyscall ()
#1  0x01a4fa5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x0928dcfc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x08c60cc0 in wait (time=4294967295, this=0xa65c3e0) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0xa65c30c, mutex=0xa65c308, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0x081faf45 in Digikam::ScanController::run (this=0xa651888) at /build/buildd/digikam-2.1.1/core/digikam/database/scancontroller.cpp:647
#6  0x08c607b3 in QThreadPrivate::start (arg=0xa651888) at thread/qthread_unix.cpp:331
#7  0x01a4bd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#8  0x092800ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 5 (Thread 0xb30fdb70 (LWP 2436)):
#0  0x01a7ad10 in clock_gettime () from /lib/i386-linux-gnu/librt.so.1
#1  0x08cb77d5 in do_gettime (frac=0xb30fce70, sec=0xb30fce68) at tools/qelapsedtimer_unix.cpp:123
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#3  0x08d8a4b6 in QTimerInfoList::updateCurrentTime (this=0xa662aac) at kernel/qeventdispatcher_unix.cpp:339
#4  0x08d8a80a in QTimerInfoList::timerWait (this=0xa662aac, tm=...) at kernel/qeventdispatcher_unix.cpp:442
#5  0x08d89053 in timerSourcePrepareHelper (src=<optimized out>, timeout=0xb30fcf7c) at kernel/qeventdispatcher_glib.cpp:136
#6  0x08d890ed in timerSourcePrepare (source=0xa662a78, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#7  0x0349a88c in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0x0349b637 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#9  0x0349bc2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#10 0x08d89b37 in QEventDispatcherGlib::processEvents (this=0xa656f10, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#11 0x08d5a1dd in QEventLoop::processEvents (this=0xb30fd100, flags=...) at kernel/qeventloop.cpp:149
#12 0x08d5a421 in QEventLoop::exec (this=0xb30fd100, flags=...) at kernel/qeventloop.cpp:201
#13 0x08c5d90b in QThread::exec (this=0xa65e548) at thread/qthread.cpp:498
#14 0x08d3ae2d in QInotifyFileSystemWatcherEngine::run (this=0xa65e548) at io/qfilesystemwatcher_inotify.cpp:248
#15 0x08c607b3 in QThreadPrivate::start (arg=0xa65e548) at thread/qthread_unix.cpp:331
#16 0x01a4bd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#17 0x092800ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 4 (Thread 0xb28fcb70 (LWP 2438)):
#0  0x00b28416 in __kernel_vsyscall ()
#1  0x01a4fa5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x0928dcfc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x08c60cc0 in wait (time=4294967295, this=0xa868d60) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0xa773400, mutex=0xa7733fc, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0x01285f54 in Digikam::ParkingThread::run (this=0xa7733f0) at /build/buildd/digikam-2.1.1/core/libs/threads/threadmanager.cpp:119
#6  0x08c607b3 in QThreadPrivate::start (arg=0xa7733f0) at thread/qthread_unix.cpp:331
#7  0x01a4bd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#8  0x092800ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 3 (Thread 0xa8a45b70 (LWP 2462)):
#0  0x00b28416 in __kernel_vsyscall ()
#1  0x01a4fa5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x0928dcfc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x08c60cc0 in wait (time=4294967295, this=0xbc1a1f0) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0xbbf6134, mutex=0xbbf6130, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0x083c16b5 in Digikam::CameraController::run (this=0xbc0e918) at /build/buildd/digikam-2.1.1/core/utilities/cameragui/controller/cameracontroller.cpp:385
#6  0x08c607b3 in QThreadPrivate::start (arg=0xbc0e918) at thread/qthread_unix.cpp:331
#7  0x01a4bd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#8  0x092800ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 2 (Thread 0xaa8ffb70 (LWP 2463)):
#0  0x00b28416 in __kernel_vsyscall ()
#1  0x01a4fa5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x0928dcfc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x08c60cc0 in wait (time=4294967295, this=0xbc16888) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0xbc16430, mutex=0xbc1642c, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0x083c86d4 in Digikam::CameraHistoryUpdater::run (this=0xbc163f8) at /build/buildd/digikam-2.1.1/core/utilities/cameragui/controller/camerahistoryupdater.cpp:118
#6  0x08c607b3 in QThreadPrivate::start (arg=0xbc163f8) at thread/qthread_unix.cpp:331
#7  0x01a4bd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#8  0x092800ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 1 (Thread 0xb55f48c0 (LWP 2430)):
[KCrash Handler]
#7  0x09225b21 in ?? () from /lib/i386-linux-gnu/libc.so.6
#8  0x083d86f0 in size (this=0xbc6b450) at /usr/include/i386-linux-gnu/bits/string3.h:52
#9  appendTo (out=<synthetic pointer>, a=...) at /usr/include/qt4/QtCore/qstringbuilder.h:213
#10 appendTo (out=<synthetic pointer>, p=<optimized out>) at /usr/include/qt4/QtCore/qstringbuilder.h:293
#11 operator QString (this=<optimized out>) at /usr/include/qt4/QtCore/qstringbuilder.h:108
#12 Digikam::CameraIconView::findItem (this=0xbaf0558, folder=..., filename=...) at /build/buildd/digikam-2.1.1/core/utilities/cameragui/views/cameraiconview.cpp:292
#13 0x083d8be2 in Digikam::CameraIconView::slotThumbInfoReady (this=0xbaf0558, info=...) at /build/buildd/digikam-2.1.1/core/utilities/cameragui/views/cameraiconview.cpp:229
#14 0x083da9bc in Digikam::CameraIconView::qt_metacall (this=0xbaf0558, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xbfd791b8) at /build/buildd/digikam-2.1.1/obj-i686-linux-gnu/core/utilities/cameragui/cameraiconview.moc:145
#15 0x08d61b7d in metacall (argv=0xbfd791b8, idx=89, cl=QMetaObject::InvokeMetaMethod, object=0xbaf0558) at kernel/qmetaobject.cpp:237
#16 QMetaObject::metacall (object=0xbaf0558, cl=QMetaObject::InvokeMetaMethod, idx=89, argv=0xbfd791b8) at kernel/qmetaobject.cpp:232
#17 0x08d70a6a in QMetaObject::activate (sender=0xbc17f40, m=0x8453114, local_signal_index=0, argv=0xbfd791b8) at kernel/qobject.cpp:3278
#18 0x083c5327 in Digikam::CameraThumbsCtrl::signalThumbInfoReady (this=0xbc17f40, _t1=...) at /build/buildd/digikam-2.1.1/obj-i686-linux-gnu/core/utilities/cameragui/camerathumbsctrl.moc:99
#19 0x083c638b in Digikam::CameraThumbsCtrl::procressKDEPreview (this=0xbc17f40, item=..., pix=...) at /build/buildd/digikam-2.1.1/core/utilities/cameragui/controller/camerathumbsctrl.cpp:180
#20 0x083c67c8 in Digikam::CameraThumbsCtrl::slotFailedKDEPreview (this=0xbc17f40, item=...) at /build/buildd/digikam-2.1.1/core/utilities/cameragui/controller/camerathumbsctrl.cpp:156
#21 0x083c6bb3 in Digikam::CameraThumbsCtrl::qt_metacall (this=0xbc17f40, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xbfd793f8) at /build/buildd/digikam-2.1.1/obj-i686-linux-gnu/core/utilities/cameragui/camerathumbsctrl.moc:87
#22 0x08d61b7d in metacall (argv=0xbfd793f8, idx=8, cl=QMetaObject::InvokeMetaMethod, object=0xbc17f40) at kernel/qmetaobject.cpp:237
#23 QMetaObject::metacall (object=0xbc17f40, cl=QMetaObject::InvokeMetaMethod, idx=8, argv=0xbfd793f8) at kernel/qmetaobject.cpp:232
#24 0x08d70a6a in QMetaObject::activate (sender=0xbb28168, m=0x2a4eefc, local_signal_index=1, argv=0xbfd793f8) at kernel/qobject.cpp:3278
#25 0x02908f55 in KIO::PreviewJob::failed (this=0xbb28168, _t1=...) at ./previewjob.moc:106
#26 0x0290b852 in KIO::PreviewJobPrivate::startPreview (this=0xbc692c8) at ../../kio/kio/previewjob.cpp:344
#27 0x0290c37f in KIO::PreviewJob::qt_metacall (this=0xbb28168, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xb7d6928) at ./previewjob.moc:86
#28 0x08d61b7d in metacall (argv=0xb7d6928, idx=34, cl=QMetaObject::InvokeMetaMethod, object=0xbb28168) at kernel/qmetaobject.cpp:237
#29 QMetaObject::metacall (object=0xbb28168, cl=QMetaObject::InvokeMetaMethod, idx=34, argv=0xb7d6928) at kernel/qmetaobject.cpp:232
#30 0x08d6c685 in QMetaCallEvent::placeMetaCall (this=0xbc84810, object=0xbb28168) at kernel/qobject.cpp:535
#31 0x08d73b52 in QObject::event (this=0xbb28168, e=0xbc84810) at kernel/qobject.cpp:1217
#32 0x01bdbd54 in notify_helper (e=0xbc84810, receiver=0xbb28168, this=0xa47f910) at kernel/qapplication.cpp:4486
#33 QApplicationPrivate::notify_helper (this=0xa47f910, receiver=0xbb28168, e=0xbc84810) at kernel/qapplication.cpp:4458
#34 0x01be1103 in QApplication::notify (this=0xbc84810, receiver=0xbb28168, e=0xbc84810) at kernel/qapplication.cpp:3886
#35 0x02f05681 in KApplication::notify (this=0xbfd79d40, receiver=0xbb28168, event=0xbc84810) at ../../kdeui/kernel/kapplication.cpp:311
#36 0x08d5b19e in QCoreApplication::notifyInternal (this=0xbfd79d40, receiver=0xbb28168, event=0xbc84810) at kernel/qcoreapplication.cpp:787
#37 0x08d5ef93 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#38 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0xa43dba0) at kernel/qcoreapplication.cpp:1428
#39 0x08d5f0ec in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1321
#40 0x08d896a4 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#41 postEventSourceDispatch (s=0xa4823b8) at kernel/qeventdispatcher_glib.cpp:277
#42 0x0349b25f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#43 0x0349b990 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#44 0x0349bc2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#45 0x08d89ada in QEventDispatcherGlib::processEvents (this=0xa43e898, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#46 0x01c93e3a in QGuiEventDispatcherGlib::processEvents (this=0xa43e898, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#47 0x08d5a1dd in QEventLoop::processEvents (this=0xbfd79c24, flags=...) at kernel/qeventloop.cpp:149
#48 0x08d5a421 in QEventLoop::exec (this=0xbfd79c24, flags=...) at kernel/qeventloop.cpp:201
#49 0x08d5f19d in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#50 0x01bd98f4 in QApplication::exec () at kernel/qapplication.cpp:3760
#51 0x080b4b64 in main (argc=) at /build/buildd/digikam-2.1.1/core/digikam/main/main.cpp:232

Possible duplicates by query: bug 288627, bug 286220, bug 282744, bug 282194.

Reported using DrKonqi