Bug 320461

Application: k3b (2.0.2)
KDE Platform Version: 4.8.5 (4.8.5)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-43-generic x86_64
Distribution: Ubuntu 12.04.2 LTS

-- Information about the crash:
- What I was doing when the application crashed:
clicked on large(3.9 Gig) file under /dev/shm/ from the file selection menu

The crash can be reproduced every time.

-- Backtrace:
Application: K3b (k3b), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f1255d597c0 (LWP 8256))]

Thread 4 (Thread 0x7f123b54c700 (LWP 8257)):
#0  0x00007f124f783313 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f124b76b036 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f124b76b164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1250e4f426 in QEventDispatcherGlib::processEvents (this=0x7f12340008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f1250e1ec82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f1250e1eed7 in QEventLoop::exec (this=0x7f123b54bd90, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f1250d1dfa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007f1250dfe9ff in QInotifyFileSystemWatcherEngine::run (this=0x158dfc0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f1250d20fcb in QThreadPrivate::start (arg=0x158dfc0) at thread/qthread_unix.cpp:298
#9  0x00007f124b50de9a in start_thread (arg=0x7f123b54c700) at pthread_create.c:308
#10 0x00007f124f78eccd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f1230824700 (LWP 8275)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:215
#1  0x00007f1250d1fc98 in thread_sleep (ti=0x7f1230823d90) at thread/qthread_unix.cpp:435
#2  0x00007f1250d203f6 in QThread::sleep (secs=<optimized out>) at thread/qthread_unix.cpp:449
#3  0x00007f125563205a in K3b::MediaCache::PollThread::run (this=0x1690ac0) at /build/buildd/k3b-2.0.2/libk3b/tools/k3bmediacache.cpp:106
#4  0x00007f1250d20fcb in QThreadPrivate::start (arg=0x1690ac0) at thread/qthread_unix.cpp:298
#5  0x00007f124b50de9a in start_thread (arg=0x7f1230824700) at pthread_create.c:308
#6  0x00007f124f78eccd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f122a71d700 (LWP 8297)):
#0  0x00007f124f783313 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f124b76b036 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f124b76b164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1250e4f426 in QEventDispatcherGlib::processEvents (this=0x7f12200008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f1250e1ec82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f1250e1eed7 in QEventLoop::exec (this=0x7f122a71cd90, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f1250d1dfa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007f1250dfe9ff in QInotifyFileSystemWatcherEngine::run (this=0x1e74ff0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f1250d20fcb in QThreadPrivate::start (arg=0x1e74ff0) at thread/qthread_unix.cpp:298
#9  0x00007f124b50de9a in start_thread (arg=0x7f122a71d700) at pthread_create.c:308
#10 0x00007f124f78eccd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f1255d597c0 (LWP 8256)):
[KCrash Handler]
#6  0x0000000000000060 in ?? ()
#7  0x00007f123980e164 in av_free_packet () from /usr/lib/x86_64-linux-gnu/libavcodec.so.53
#8  0x00007f123a575cfe in K3bFFMpegFile::close (this=0x2018c10) at /build/buildd/k3b-2.0.2/plugins/decoder/ffmpeg/k3bffmpegwrapper.cpp:166
#9  0x00007f123a575d63 in K3bFFMpegFile::open (this=0x2018c10) at /build/buildd/k3b-2.0.2/plugins/decoder/ffmpeg/k3bffmpegwrapper.cpp:92
#10 0x00007f123a576989 in K3bFFMpegWrapper::open (this=<optimized out>, filename=...) at /build/buildd/k3b-2.0.2/plugins/decoder/ffmpeg/k3bffmpegwrapper.cpp:440
#11 0x00007f123a5753f2 in K3bFFMpegDecoderFactory::canDecode (this=<optimized out>, url=...) at /build/buildd/k3b-2.0.2/plugins/decoder/ffmpeg/k3bffmpegdecoder.cpp:60
#12 0x000000000051735f in areAudioFiles (urls=...) at /build/buildd/k3b-2.0.2/src/k3b.cpp:152
#13 K3b::MainWindow::addUrls (this=0x16835a0, urls=...) at /build/buildd/k3b-2.0.2/src/k3b.cpp:1545
#14 0x000000000050a723 in K3b::DirOperator::slotAddFilesToProject (this=<optimized out>) at /build/buildd/k3b-2.0.2/src/k3bdiroperator.cpp:164
#15 0x00007f1250e34281 in QMetaObject::activate (sender=0x1800f20, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff13e057b0) at kernel/qobject.cpp:3547
#16 0x00007f12550c5aa5 in KDirOperator::fileSelected (this=<optimized out>, _t1=...) at ./kdiroperator.moc:335
#17 0x00007f12550c5b85 in KDirOperator::Private::_k_slotActivated (this=0x17ffdc0, index=...) at ../../kfile/kdiroperator.cpp:2364
#18 0x00007f12550cb2e2 in qt_static_metacall (_a=<optimized out>, _id=<optimized out>, _o=<optimized out>, _c=<optimized out>) at ./kdiroperator.moc:227
#19 KDirOperator::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at ./kdiroperator.moc:160
#20 0x00007f1250e34281 in QMetaObject::activate (sender=0x1a8b300, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff13e05970) at kernel/qobject.cpp:3547
#21 0x00007f125044bb05 in QAbstractItemView::activated (this=<optimized out>, _t1=...) at .moc/release-shared/moc_qabstractitemview.cpp:362
#22 0x00007f125044c00f in QAbstractItemView::mouseReleaseEvent (this=0x1a8b300, event=0x7fff13e06730) at itemviews/qabstractitemview.cpp:1821
#23 0x00007f125046af8e in QListView::mouseReleaseEvent (this=<optimized out>, e=<optimized out>) at itemviews/qlistview.cpp:799
#24 0x00007f124ff76144 in QWidget::event (this=0x1a8b300, event=0x7fff13e06730) at kernel/qwidget.cpp:8362
#25 0x00007f12503363b6 in QFrame::event (this=0x1a8b300, e=0x7fff13e06730) at widgets/qframe.cpp:557
#26 0x00007f125044a89b in QAbstractItemView::viewportEvent (this=0x1a8b300, event=0x7fff13e06730) at itemviews/qabstractitemview.cpp:1644
#27 0x00007f1250e20028 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<optimized out>, receiver=0x1a903d0, event=0x7fff13e06730) at kernel/qcoreapplication.cpp:986
#28 0x00007f124ff2585f in notify_helper (e=0x7fff13e06730, receiver=0x1a903d0, this=0x1427b10) at kernel/qapplication.cpp:4555
#29 QApplicationPrivate::notify_helper (this=0x1427b10, receiver=0x1a903d0, e=0x7fff13e06730) at kernel/qapplication.cpp:4531
#30 0x00007f124ff2b0bf in QApplication::notify (this=<optimized out>, receiver=0x1a903d0, e=0x7fff13e06730) at kernel/qapplication.cpp:4102
#31 0x00007f12518853f6 in KApplication::notify (this=0x7fff13e07410, receiver=0x1a903d0, event=0x7fff13e06730) at ../../kdeui/kernel/kapplication.cpp:311
#32 0x00007f1250e1fe9c in QCoreApplication::notifyInternal (this=0x7fff13e07410, receiver=0x1a903d0, event=0x7fff13e06730) at kernel/qcoreapplication.cpp:876
#33 0x00007f124ff26862 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#34 QApplicationPrivate::sendMouseEvent (receiver=0x1a903d0, event=0x7fff13e06730, alienWidget=0x1a903d0, nativeWidget=0x1800c60, buttonDown=0x1a903d0, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3170
#35 0x00007f124ffa5bf5 in QETWidget::translateMouseEvent (this=0x1800c60, event=<optimized out>) at kernel/qapplication_x11.cpp:4617
#36 0x00007f124ffa4bae in QApplication::x11ProcessEvent (this=0x7fff13e07410, event=0x7fff13e07000) at kernel/qapplication_x11.cpp:3732
#37 0x00007f124ffce0d2 in x11EventSourceDispatch (s=0x13c8c80, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#38 0x00007f124b76ad53 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#39 0x00007f124b76b0a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#40 0x00007f124b76b164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#41 0x00007f1250e4f3bf in QEventDispatcherGlib::processEvents (this=0x1386b00, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#42 0x00007f124ffcdd5e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#43 0x00007f1250e1ec82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#44 0x00007f1250e1eed7 in QEventLoop::exec (this=0x7fff13e073a0, flags=...) at kernel/qeventloop.cpp:204
#45 0x00007f1250e23f67 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#46 0x00000000004434d6 in main (argc=1, argv=0x7fff13e08058) at /build/buildd/k3b-2.0.2/src/main.cpp:165

Possible duplicates by query: bug 320416, bug 319796, bug 318206, bug 317854, bug 317165.

Reported using DrKonqi