Bug 305807

Application: digikam (2.5.0)
KDE Platform Version: 4.8.4 (4.8.4)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-23-lowlatency x86_64
Distribution: Ubuntu 12.04.1 LTS

-- Information about the crash:
Imported a 500+ photos on removable drive.  Scanned a new photo and saved to a new folder.  Tried to scan a second photo, crashed after I clicked Import from Scanner

-- 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 0x7fa6a5148a00 (LWP 1776))]

Thread 9 (Thread 0x7fa67ed38700 (LWP 1777)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fa69f3a24db in wait (time=18446744073709551615, this=0x264fb80) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x264fa78, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00000000005ca1d0 in Digikam::ScanController::run (this=0x264f810) at /build/buildd/digikam-2.5.0/core/digikam/database/scancontroller.cpp:647
#4  0x00007fa69f3a1fcb in QThreadPrivate::start (arg=0x264f810) at thread/qthread_unix.cpp:298
#5  0x00007fa699ee3e9a in start_thread (arg=0x7fa67ed38700) at pthread_create.c:308
#6  0x00007fa69e5ce4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 8 (Thread 0x7fa67e537700 (LWP 1778)):
#0  0x00007fa69e5c2b03 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fa697b31036 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa697b31164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa69f4d0426 in QEventDispatcherGlib::processEvents (this=0x7fa6700008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007fa69f49fc82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fa69f49fed7 in QEventLoop::exec (this=0x7fa67e536b50, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fa69f39efa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007fa69f47f9ff in QInotifyFileSystemWatcherEngine::run (this=0x2652350) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fa69f3a1fcb in QThreadPrivate::start (arg=0x2652350) at thread/qthread_unix.cpp:298
#9  0x00007fa699ee3e9a in start_thread (arg=0x7fa67e537700) at pthread_create.c:308
#10 0x00007fa69e5ce4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7fa67dd36700 (LWP 1780)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fa69f3a24db in wait (time=18446744073709551615, this=0x2667ec0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x284dc68, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fa6a27a9ff1 in Digikam::ParkingThread::run (this=0x284dc50) at /build/buildd/digikam-2.5.0/core/libs/threads/threadmanager.cpp:119
#4  0x00007fa69f3a1fcb in QThreadPrivate::start (arg=0x284dc50) at thread/qthread_unix.cpp:298
#5  0x00007fa699ee3e9a in start_thread (arg=0x7fa67dd36700) at pthread_create.c:308
#6  0x00007fa69e5ce4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7fa66d666700 (LWP 1884)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:39
#1  0x00007fa69f3a0a9b in _q_futex (val2=0, addr2=0x0, timeout=0x0, val=2, op=0, addr=0x282b090) at thread/qmutex_unix.cpp:99
#2  QMutexPrivate::wait (this=0x282b090, timeout=<optimized out>) at thread/qmutex_unix.cpp:113
#3  0x00007fa69f39c9cd in QMutex::lock (this=<optimized out>) at thread/qmutex.cpp:164
#4  0x00007fa6a2748d74 in Digikam::ThumbnailDatabaseAccess::ThumbnailDatabaseAccess (this=<optimized out>) at /build/buildd/digikam-2.5.0/core/libs/database/thumbnaildatabaseaccess.cpp:87
#5  0x00007fa6a278191a in Digikam::ThumbnailCreator::storeInDatabase (this=<optimized out>, info=..., image=...) at /build/buildd/digikam-2.5.0/core/libs/threadimageio/thumbnailcreator.cpp:736
#6  0x00007fa6a2787199 in Digikam::ThumbnailCreator::load (this=0x36d2a00, path=..., rect=..., pregenerate=false) at /build/buildd/digikam-2.5.0/core/libs/threadimageio/thumbnailcreator.cpp:264
#7  0x00007fa6a2787bf2 in Digikam::ThumbnailCreator::load (this=<optimized out>, path=...) at /build/buildd/digikam-2.5.0/core/libs/threadimageio/thumbnailcreator.cpp:196
#8  0x00007fa6a2796857 in Digikam::ThumbnailLoadingTask::execute (this=0x2b003f0) at /build/buildd/digikam-2.5.0/core/libs/threadimageio/thumbnailtask.cpp:169
#9  0x00007fa6a276668e in Digikam::LoadSaveThread::run (this=0x36d2b80) at /build/buildd/digikam-2.5.0/core/libs/threadimageio/loadsavethread.cpp:118
#10 0x00007fa6a27abece in Digikam::DynamicThread::DynamicThreadPriv::run (this=0x36d2c80) at /build/buildd/digikam-2.5.0/core/libs/threads/dynamicthread.cpp:328
#11 0x00007fa69f3954f2 in QThreadPoolThread::run (this=0x47f2470) at concurrent/qthreadpool.cpp:107
#12 0x00007fa69f3a1fcb in QThreadPrivate::start (arg=0x47f2470) at thread/qthread_unix.cpp:298
#13 0x00007fa699ee3e9a in start_thread (arg=0x7fa66d666700) at pthread_create.c:308
#14 0x00007fa69e5ce4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#15 0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7fa646b32700 (LWP 1885)):
#0  0x00007fa69e5c15f5 in do_fcntl (arg=0x7fa646b308c0, cmd=6, fd=25) at ../sysdeps/unix/sysv/linux/fcntl.c:40
#1  __GI___libc_fcntl (fd=25, cmd=6) at ../sysdeps/unix/sysv/linux/fcntl.c:89
#2  0x00007fa6895cc2e7 in ?? () from /usr/lib/x86_64-linux-gnu/libsqlite3.so.0
#3  0x00007fa6895d51c0 in ?? () from /usr/lib/x86_64-linux-gnu/libsqlite3.so.0
#4  0x00007fa6895ccf33 in ?? () from /usr/lib/x86_64-linux-gnu/libsqlite3.so.0
#5  0x00007fa6895ccf9e in ?? () from /usr/lib/x86_64-linux-gnu/libsqlite3.so.0
#6  0x00007fa6895f3565 in ?? () from /usr/lib/x86_64-linux-gnu/libsqlite3.so.0
#7  0x00007fa689602249 in ?? () from /usr/lib/x86_64-linux-gnu/libsqlite3.so.0
#8  0x00007fa689611689 in ?? () from /usr/lib/x86_64-linux-gnu/libsqlite3.so.0
#9  0x00007fa689616451 in sqlite3_step () from /usr/lib/x86_64-linux-gnu/libsqlite3.so.0
#10 0x00007fa67d330e4d in QSQLiteResultPrivate::fetchNext (this=0x7fa650031c20, values=..., idx=0, initialFetch=true) at ../../../sql/drivers/sqlite/qsql_sqlite.cpp:210
#11 0x00007fa67d331cef in QSQLiteResult::exec (this=0x7fa6501410e0) at ../../../sql/drivers/sqlite/qsql_sqlite.cpp:418
#12 0x00007fa6a4d5a835 in QSqlQuery::exec (this=0x7fa646b313a8) at kernel/qsqlquery.cpp:949
#13 0x00007fa6a273d1f1 in exec (query=..., this=<optimized out>) at /build/buildd/digikam-2.5.0/core/libs/database/databasecorebackend.cpp:1405
#14 Digikam::DatabaseCoreBackend::exec (this=<optimized out>, query=...) at /build/buildd/digikam-2.5.0/core/libs/database/databasecorebackend.cpp:1389
#15 0x00007fa6a273eafb in Digikam::DatabaseCoreBackend::execQuery (this=0x266d4d0, query=..., boundValue1=..., boundValue2=..., boundValue3=..., boundValue4=...) at /build/buildd/digikam-2.5.0/core/libs/database/databasecorebackend.cpp:1077
#16 0x00007fa6a273eb6a in Digikam::DatabaseCoreBackend::execQuery (this=0x266d4d0, sql=..., boundValue1=..., boundValue2=..., boundValue3=..., boundValue4=...) at /build/buildd/digikam-2.5.0/core/libs/database/databasecorebackend.cpp:1022
#17 0x00007fa6a273f295 in Digikam::DatabaseCoreBackend::execSql (this=0x266d4d0, sql=..., boundValue1=..., boundValue2=..., boundValue3=..., boundValue4=..., values=0x0, lastInsertId=0x7fa646b313e0) at /build/buildd/digikam-2.5.0/core/libs/database/databasecorebackend.cpp:921
#18 0x00007fa6a274aa43 in Digikam::ThumbnailDB::insertThumbnail (this=0x27fbe50, info=..., lastInsertId=0x7fa646b314c0) at /build/buildd/digikam-2.5.0/core/libs/database/thumbnaildb.cpp:262
#19 0x00007fa6a2781a58 in Digikam::ThumbnailCreator::storeInDatabase (this=<optimized out>, info=..., image=...) at /build/buildd/digikam-2.5.0/core/libs/threadimageio/thumbnailcreator.cpp:753
#20 0x00007fa6a2787199 in Digikam::ThumbnailCreator::load (this=0x2785560, path=..., rect=..., pregenerate=false) at /build/buildd/digikam-2.5.0/core/libs/threadimageio/thumbnailcreator.cpp:264
#21 0x00007fa6a2787bf2 in Digikam::ThumbnailCreator::load (this=<optimized out>, path=...) at /build/buildd/digikam-2.5.0/core/libs/threadimageio/thumbnailcreator.cpp:196
#22 0x00007fa6a2796857 in Digikam::ThumbnailLoadingTask::execute (this=0x4baea80) at /build/buildd/digikam-2.5.0/core/libs/threadimageio/thumbnailtask.cpp:169
#23 0x00007fa6a276668e in Digikam::LoadSaveThread::run (this=0x288c870) at /build/buildd/digikam-2.5.0/core/libs/threadimageio/loadsavethread.cpp:118
#24 0x00007fa6a27abece in Digikam::DynamicThread::DynamicThreadPriv::run (this=0x27ab5e0) at /build/buildd/digikam-2.5.0/core/libs/threads/dynamicthread.cpp:328
#25 0x00007fa69f3954f2 in QThreadPoolThread::run (this=0x4429f10) at concurrent/qthreadpool.cpp:107
#26 0x00007fa69f3a1fcb in QThreadPrivate::start (arg=0x4429f10) at thread/qthread_unix.cpp:298
#27 0x00007fa699ee3e9a in start_thread (arg=0x7fa646b32700) at pthread_create.c:308
#28 0x00007fa69e5ce4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#29 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fa655651700 (LWP 1894)):
#0  0x00007fa69a8663d6 in ?? () from /usr/lib/x86_64-linux-gnu/libgomp.so.1
#1  0x00007fa69a864efe in ?? () from /usr/lib/x86_64-linux-gnu/libgomp.so.1
#2  0x00007fa699ee3e9a in start_thread (arg=0x7fa655651700) at pthread_create.c:308
#3  0x00007fa69e5ce4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#4  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fa644953700 (LWP 1956)):
#0  0x00007fa69a8663d6 in ?? () from /usr/lib/x86_64-linux-gnu/libgomp.so.1
#1  0x00007fa69a864efe in ?? () from /usr/lib/x86_64-linux-gnu/libgomp.so.1
#2  0x00007fa699ee3e9a in start_thread (arg=0x7fa644953700) at pthread_create.c:308
#3  0x00007fa69e5ce4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#4  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fa65638b700 (LWP 1958)):
#0  0x00007fa6837b68f0 in ?? () from /usr/lib/x86_64-linux-gnu/libavahi-common.so.3
#1  0x00007fa6837b75ae in avahi_simple_poll_dispatch () from /usr/lib/x86_64-linux-gnu/libavahi-common.so.3
#2  0x00007fa6837b791d in avahi_simple_poll_loop () from /usr/lib/x86_64-linux-gnu/libavahi-common.so.3
#3  0x00007fa6837b799c in ?? () from /usr/lib/x86_64-linux-gnu/libavahi-common.so.3
#4  0x00007fa699ee3e9a in start_thread (arg=0x7fa65638b700) at pthread_create.c:308
#5  0x00007fa69e5ce4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fa6a5148a00 (LWP 1776)):
[KCrash Handler]
#6  0x00007fa69fec5b1f in parent (this=0x4771570) at ../../include/QtCore/../../src/corelib/kernel/qobject.h:273
#7  parentWidget (this=0x4771570) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:1033
#8  QLayout::addChildWidget (this=<optimized out>, w=0x4771570) at kernel/qlayout.cpp:992
#9  0x00007fa69fea8d97 in QBoxLayout::insertWidget (this=<optimized out>, index=-1, widget=0x4771570, stretch=0, alignment=...) at kernel/qboxlayout.cpp:1032
#10 0x00007fa69fea8feb in QBoxLayout::addWidget (this=<optimized out>, widget=<optimized out>, stretch=<optimized out>, alignment=...) at kernel/qboxlayout.cpp:1112
#11 0x00007fa6598ca082 in KSaneIface::KSaneWidgetPrivate::createOptInterface (this=0x523b260) at ../../libksane/ksane_widget_private.cpp:241
#12 0x00007fa6598c5adc in KSaneIface::KSaneWidget::openDevice (this=0x486ada0, deviceName=...) at ../../libksane/ksane_widget.cpp:472
#13 0x00007fa659aece53 in Plugin_AcquireImages::slotActivate (this=0x3da9c30) at /build/buildd/digikam-2.5.0/extra/kipi-plugins/acquireimages/plugin_acquireimages.cpp:114
#14 0x00007fa69f4b5281 in QMetaObject::activate (sender=0x3cfdbd0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff03de7a10) at kernel/qobject.cpp:3547
#15 0x00007fa69fe95132 in QAction::triggered (this=<optimized out>, _t1=false) at .moc/release-shared/moc_qaction.cpp:277
#16 0x00007fa69fe9531f in QAction::activate (this=0x3cfdbd0, event=<optimized out>) at kernel/qaction.cpp:1257
#17 0x00007fa6a02e7119 in QMenuPrivate::activateCausedStack (this=0x2da2d70, causedStack=..., action=0x3cfdbd0, action_e=QAction::Trigger, self=true) at widgets/qmenu.cpp:1028
#18 0x00007fa6a02ed272 in QMenuPrivate::activateAction (this=0x2da2d70, action=0x3cfdbd0, action_e=QAction::Trigger, self=true) at widgets/qmenu.cpp:1120
#19 0x00007fa6a0c962d0 in KMenu::mouseReleaseEvent (this=0x2da25e0, e=0x7fff03de85e0) at ../../kdeui/widgets/kmenu.cpp:464
#20 0x00007fa69feec144 in QWidget::event (this=0x2da25e0, event=0x7fff03de85e0) at kernel/qwidget.cpp:8362
#21 0x00007fa6a02ee80b in QMenu::event (this=0x2da25e0, e=0x7fff03de85e0) at widgets/qmenu.cpp:2469
#22 0x00007fa69fe9b894 in notify_helper (e=0x7fff03de85e0, receiver=0x2da25e0, this=0x23c5330) at kernel/qapplication.cpp:4559
#23 QApplicationPrivate::notify_helper (this=0x23c5330, receiver=0x2da25e0, e=0x7fff03de85e0) at kernel/qapplication.cpp:4531
#24 0x00007fa69fea10bf in QApplication::notify (this=<optimized out>, receiver=0x2da25e0, e=0x7fff03de85e0) at kernel/qapplication.cpp:4102
#25 0x00007fa6a0bd59e6 in KApplication::notify (this=0x7fff03de93d0, receiver=0x2da25e0, event=0x7fff03de85e0) at ../../kdeui/kernel/kapplication.cpp:311
#26 0x00007fa69f4a0e9c in QCoreApplication::notifyInternal (this=0x7fff03de93d0, receiver=0x2da25e0, event=0x7fff03de85e0) at kernel/qcoreapplication.cpp:876
#27 0x00007fa69fe9c862 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#28 QApplicationPrivate::sendMouseEvent (receiver=0x2da25e0, event=0x7fff03de85e0, alienWidget=0x0, nativeWidget=0x2da25e0, buttonDown=0x0, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3170
#29 0x00007fa69ff1c2c1 in QETWidget::translateMouseEvent (this=0x2da25e0, event=<optimized out>) at kernel/qapplication_x11.cpp:4551
#30 0x00007fa69ff1abae in QApplication::x11ProcessEvent (this=0x7fff03de93d0, event=0x7fff03de8eb0) at kernel/qapplication_x11.cpp:3732
#31 0x00007fa69ff440d2 in x11EventSourceDispatch (s=0x23c4610, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#32 0x00007fa697b30d53 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007fa697b310a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007fa697b31164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007fa69f4d03bf in QEventDispatcherGlib::processEvents (this=0x2365db0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#36 0x00007fa69ff43d5e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#37 0x00007fa69f49fc82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#38 0x00007fa69f49fed7 in QEventLoop::exec (this=0x7fff03de9250, flags=...) at kernel/qeventloop.cpp:204
#39 0x00007fa69f4a4f67 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

Reported using DrKonqi