Application: digikam (4.1.0)
KDE Platform Version: 4.12.5
Qt Version: 4.8.6
Operating System: Linux 3.14.8-200.fc20.x86_64 x86_64
Distribution (Platform): Fedora RPMs

-- Information about the crash:
- What I was doing when the application crashed: Working in Hugin creating a panoramic, and converting JPGs to PNGs in the background from a seperate script calling mogrify.  It was converting files in the digikam album directory.

The crash can be reproduced sometimes.

-- Backtrace:
Application: digiKam (digikam), signal: Bus error
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fba6cabdac0 (LWP 15702))]

Thread 5 (Thread 0x7fba607b1700 (LWP 15716)):
#0  0x0000003e3f80bd20 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00000031b567cbf6 in QWaitCondition::wait(QMutex*, unsigned long) () from /lib64/libQtCore.so.4
#2  0x000000000060ffa3 in Digikam::ScanController::run (this=0x1897bb0) at /home/rasusmilch/Downloads/digikam-4.1.0/core/digikam/database/scancontroller.cpp:725
#3  0x00000031b567c6bf in QThreadPrivate::start(void*) () from /lib64/libQtCore.so.4
#4  0x0000003e3f807f33 in start_thread () from /lib64/libpthread.so.0
#5  0x0000003e3ecf4ded in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7fba5ffb0700 (LWP 15717)):
#0  0x0000003e3ecea9dd in poll () from /lib64/libc.so.6
#1  0x0000003e424495b4 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#2  0x0000003e424496dc in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00000031b57b5a7e in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtCore.so.4
#4  0x00000031b578595f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtCore.so.4
#5  0x00000031b5785cad in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtCore.so.4
#6  0x00000031b5679e8f in QThread::exec() () from /lib64/libQtCore.so.4
#7  0x00000031b57662e3 in QInotifyFileSystemWatcherEngine::run() () from /lib64/libQtCore.so.4
#8  0x00000031b567c6bf in QThreadPrivate::start(void*) () from /lib64/libQtCore.so.4
#9  0x0000003e3f807f33 in start_thread () from /lib64/libpthread.so.0
#10 0x0000003e3ecf4ded in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7fba5f7af700 (LWP 15748)):
#0  0x0000003e3f80bd20 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00000031b567cbf6 in QWaitCondition::wait(QMutex*, unsigned long) () from /lib64/libQtCore.so.4
#2  0x00007fba74756ce9 in Digikam::ParkingThread::run (this=0x18b2ba0) at /home/rasusmilch/Downloads/digikam-4.1.0/core/libs/threads/threadmanager.cpp:119
#3  0x00000031b567c6bf in QThreadPrivate::start(void*) () from /lib64/libQtCore.so.4
#4  0x0000003e3f807f33 in start_thread () from /lib64/libpthread.so.0
#5  0x0000003e3ecf4ded in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7fba4a7fb700 (LWP 15776)):
[KCrash Handler]
#5  0x0000003a0aa30ed3 in LZWDecode () from /lib64/libtiff.so.5
#6  0x0000003a0aa3fbf9 in TIFFReadEncodedStrip () from /lib64/libtiff.so.5
#7  0x0000003a0aa26906 in gtStripContig () from /lib64/libtiff.so.5
#8  0x00007fba745801c8 in Digikam::TIFFLoader::load (this=0x7fba4a7f9fb0, filePath=..., observer=0x7e53c60) at /home/rasusmilch/Downloads/digikam-4.1.0/core/libs/dimg/loaders/tiffloader.cpp:528
#9  0x00007fba745449ef in Digikam::DImg::load (this=0x7fba4a7fa430, filePath=..., loadFlagsInt=13, observer=0x7e53c60, rawDecodingSettings=...) at /home/rasusmilch/Downloads/digikam-4.1.0/core/libs/dimg/dimg.cpp:449
#10 0x00007fba7454447c in Digikam::DImg::load (this=0x7fba4a7fa430, filePath=..., loadMetadata=false, loadICCData=true, loadUniqueHash=false, loadImageHistory=false, observer=0x7e53c60, rawDecodingSettings=...) at /home/rasusmilch/Downloads/digikam-4.1.0/core/libs/dimg/dimg.cpp:403
#11 0x00007fba74744f3f in Digikam::ThumbnailCreator::loadWithDImg (this=0x5101500, path=..., profile=0x7fba4a7fa4f0) at /home/rasusmilch/Downloads/digikam-4.1.0/core/libs/threadimageio/thumbnailcreator.cpp:563
#12 0x00007fba74744731 in Digikam::ThumbnailCreator::createThumbnail (this=0x5101500, info=..., detailRect=...) at /home/rasusmilch/Downloads/digikam-4.1.0/core/libs/threadimageio/thumbnailcreator.cpp:491
#13 0x00007fba74743309 in Digikam::ThumbnailCreator::load (this=0x5101500, path=..., rect=..., pregenerate=false) at /home/rasusmilch/Downloads/digikam-4.1.0/core/libs/threadimageio/thumbnailcreator.cpp:261
#14 0x00007fba74742f42 in Digikam::ThumbnailCreator::load (this=0x5101500, path=...) at /home/rasusmilch/Downloads/digikam-4.1.0/core/libs/threadimageio/thumbnailcreator.cpp:200
#15 0x00007fba74751a8f in Digikam::ThumbnailLoadingTask::execute (this=0x7e53c50) at /home/rasusmilch/Downloads/digikam-4.1.0/core/libs/threadimageio/thumbnailtask.cpp:172
#16 0x00007fba7472d5e0 in Digikam::LoadSaveThread::run (this=0x5101490) at /home/rasusmilch/Downloads/digikam-4.1.0/core/libs/threadimageio/loadsavethread.cpp:136
#17 0x00007fba74758eb8 in Digikam::DynamicThread::DynamicThreadPriv::run (this=0x5101840) at /home/rasusmilch/Downloads/digikam-4.1.0/core/libs/threads/dynamicthread.cpp:186
#18 0x00000031b567004e in QThreadPoolThread::run() () from /lib64/libQtCore.so.4
#19 0x00000031b567c6bf in QThreadPrivate::start(void*) () from /lib64/libQtCore.so.4
#20 0x0000003e3f807f33 in start_thread () from /lib64/libpthread.so.0
#21 0x0000003e3ecf4ded in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7fba6cabdac0 (LWP 15702)):
#0  0x0000003e3f80bd20 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00000031b567cbf6 in QWaitCondition::wait(QMutex*, unsigned long) () from /lib64/libQtCore.so.4
#2  0x00007fba74759562 in Digikam::DynamicThread::wait (this=0x5101490, locker=...) at /home/rasusmilch/Downloads/digikam-4.1.0/core/libs/threads/dynamicthread.cpp:351
#3  0x00007fba74759140 in Digikam::DynamicThread::shutDown (this=0x5101490) at /home/rasusmilch/Downloads/digikam-4.1.0/core/libs/threads/dynamicthread.cpp:222
#4  0x00007fba7472ee86 in Digikam::ManagedLoadSaveThread::shutDown (this=0x5101490) at /home/rasusmilch/Downloads/digikam-4.1.0/core/libs/threadimageio/managedloadsavethread.cpp:94
#5  0x00007fba74748e99 in Digikam::ThumbnailLoadThread::~ThumbnailLoadThread (this=0x5101490, __in_chrg=<optimized out>) at /home/rasusmilch/Downloads/digikam-4.1.0/core/libs/threadimageio/thumbnailloadthread.cpp:177
#6  0x00007fba74748f56 in Digikam::ThumbnailLoadThread::~ThumbnailLoadThread (this=0x5101490, __in_chrg=<optimized out>) at /home/rasusmilch/Downloads/digikam-4.1.0/core/libs/threadimageio/thumbnailloadthread.cpp:180
#7  0x00007fba74748acc in destroy () at /home/rasusmilch/Downloads/digikam-4.1.0/core/libs/threadimageio/thumbnailloadthread.cpp:153
#8  0x00007fba74551c7f in KCleanUpGlobalStatic::~KCleanUpGlobalStatic (this=0x7fba74bf7058 <Digikam::._239::operator->()::cleanUpObject>, __in_chrg=<optimized out>) at /usr/include/kde4/kglobal.h:62
#9  0x0000003e3ec394c9 in __run_exit_handlers () from /lib64/libc.so.6
#10 0x0000003e3ec39515 in exit () from /lib64/libc.so.6
#11 0x00007fba6e6a1608 in qt_xio_errhandler () from /lib64/libQtGui.so.4
#12 0x00007fba6f398510 in KApplication::xioErrhandler(_XDisplay*) () from /lib64/libkdeui.so.5
#13 0x0000003e4144515e in _XIOError () from /lib64/libX11.so.6
#14 0x0000003e41442b4d in _XEventsQueued () from /lib64/libX11.so.6
#15 0x0000003e4143456b in XEventsQueued () from /lib64/libX11.so.6
#16 0x00007fba6e6d87dc in x11EventSourceCheck(_GSource*) () from /lib64/libQtGui.so.4
#17 0x0000003e42448ff9 in g_main_context_check () from /lib64/libglib-2.0.so.0
#18 0x0000003e42449533 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#19 0x0000003e424496dc in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#20 0x00000031b57b5a5e in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtCore.so.4
#21 0x00007fba6e6d8d86 in QGuiEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtGui.so.4
#22 0x00000031b578595f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtCore.so.4
#23 0x00000031b5785cad in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtCore.so.4
#24 0x00000031b578b399 in QCoreApplication::exec() () from /lib64/libQtCore.so.4
#25 0x000000000073a9bb in main (argc=5, argv=0x7fff81714828) at /home/rasusmilch/Downloads/digikam-4.1.0/core/digikam/main/main.cpp:236

Reported using DrKonqi