Application: k3b (2.0.2)
KDE Platform Version: 4.10.5
Qt Version: 4.8.4
Operating System: Linux 3.8.0-27-generic x86_64
Distribution: Ubuntu 13.04

-- Information about the crash:
null'altro sa segnalare per ora

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 0x7f431c60d800 (LWP 2490))]

Thread 6 (Thread 0x7f43011bb700 (LWP 2491)):
#0  0x00007f43103290ca in pthread_mutex_lock () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007f4310fb15c1 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f4310f722f0 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f431720d036 in QEventDispatcherGlib::processEvents (this=0x7f42fc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f43171dd38f in QEventLoop::processEvents (this=this@entry=0x7f43011bad50, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f43171dd618 in QEventLoop::exec (this=this@entry=0x7f43011bad50, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f43170df410 in QThread::exec (this=this@entry=0x1bc3480) at thread/qthread.cpp:542
#7  0x00007f43171beedf in QInotifyFileSystemWatcherEngine::run (this=0x1bc3480) at io/qfilesystemwatcher_inotify.cpp:256
#8  0x00007f43170e1bec in QThreadPrivate::start (arg=0x1bc3480) at thread/qthread_unix.cpp:338
#9  0x00007f4310326f8e in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#10 0x00007f4315b6ce1d in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 5 (Thread 0x7f42f7704700 (LWP 2514)):
#0  0x00007f431032b05e in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007f43170e07f6 in thread_sleep (ti=ti@entry=0x7f42f7703d40) at thread/qthread_unix.cpp:475
#2  0x00007f43170e0f96 in QThread::sleep (secs=secs@entry=2) at thread/qthread_unix.cpp:489
#3  0x00007f431bef17f5 in K3b::MediaCache::PollThread::run (this=0x1cd2b40) at /build/buildd/k3b-2.0.2/libk3b/tools/k3bmediacache.cpp:106
#4  0x00007f43170e1bec in QThreadPrivate::start (arg=0x1cd2b40) at thread/qthread_unix.cpp:338
#5  0x00007f4310326f8e in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#6  0x00007f4315b6ce1d in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 4 (Thread 0x7f42f6f03700 (LWP 2515)):
#0  0x00007f4315b5e91d in open64 () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f431c20be5c in open (__oflag=<optimized out>, __path=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/fcntl2.h:57
#2  K3b::Device::openDevice (name=0x7f42ec002c58 "/dev/sr0", write=write@entry=false) at /build/buildd/k3b-2.0.2/libk3bdevice/k3bdevice.cpp:185
#3  0x00007f431c20e0a4 in K3b::Device::Device::open (this=0x1cdcc90, write=write@entry=false) at /build/buildd/k3b-2.0.2/libk3bdevice/k3bdevice.cpp:1801
#4  0x00007f431c21f21f in K3b::Device::ScsiCommand::transport (this=this@entry=0x7f42f6f02d30, dir=dir@entry=K3b::Device::TR_DIR_NONE, data=data@entry=0x0, len=len@entry=0) at /build/buildd/k3b-2.0.2/libk3bdevice/k3bscsicommand_linux.cpp:102
#5  0x00007f431c21a920 in K3b::Device::Device::testUnitReady (this=<optimized out>) at /build/buildd/k3b-2.0.2/libk3bdevice/k3bdevice_mmc.cpp:35
#6  0x00007f431bef16e7 in K3b::MediaCache::PollThread::run (this=0x1cdc5d0) at /build/buildd/k3b-2.0.2/libk3b/tools/k3bmediacache.cpp:63
#7  0x00007f43170e1bec in QThreadPrivate::start (arg=0x1cdc5d0) at thread/qthread_unix.cpp:338
#8  0x00007f4310326f8e in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#9  0x00007f4315b6ce1d in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 3 (Thread 0x7f42f585a700 (LWP 2537)):
#0  0x00007f4315b7b0d4 in pthread_mutex_unlock () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f4310fb15f1 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f4310f71c61 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4310f72175 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f4310f72304 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f431720d036 in QEventDispatcherGlib::processEvents (this=0x7f42e00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007f43171dd38f in QEventLoop::processEvents (this=this@entry=0x7f42f5859d50, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f43171dd618 in QEventLoop::exec (this=this@entry=0x7f42f5859d50, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f43170df410 in QThread::exec (this=this@entry=0x1e64f50) at thread/qthread.cpp:542
#9  0x00007f43171beedf in QInotifyFileSystemWatcherEngine::run (this=0x1e64f50) at io/qfilesystemwatcher_inotify.cpp:256
#10 0x00007f43170e1bec in QThreadPrivate::start (arg=0x1e64f50) at thread/qthread_unix.cpp:338
#11 0x00007f4310326f8e in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#12 0x00007f4315b6ce1d in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 2 (Thread 0x7f42e7fff700 (LWP 2540)):
#0  0x00007f4315b603cd in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f4310f721dc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f4310f72304 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f431720d036 in QEventDispatcherGlib::processEvents (this=0x7f42dc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f43171dd38f in QEventLoop::processEvents (this=this@entry=0x7f42e7ffed50, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f43171dd618 in QEventLoop::exec (this=this@entry=0x7f42e7ffed50, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f43170df410 in QThread::exec (this=this@entry=0x265f6b0) at thread/qthread.cpp:542
#7  0x00007f43171beedf in QInotifyFileSystemWatcherEngine::run (this=0x265f6b0) at io/qfilesystemwatcher_inotify.cpp:256
#8  0x00007f43170e1bec in QThreadPrivate::start (arg=0x265f6b0) at thread/qthread_unix.cpp:338
#9  0x00007f4310326f8e in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#10 0x00007f4315b6ce1d in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 1 (Thread 0x7f431c60d800 (LWP 2490)):
[KCrash Handler]
#5  0x00007f42fb241ee2 in av_free_packet () from /usr/lib/x86_64-linux-gnu/libavcodec.so.53
#6  0x00007f43001d9d5e in K3bFFMpegFile::close (this=this@entry=0x2290a80) at /build/buildd/k3b-2.0.2/plugins/decoder/ffmpeg/k3bffmpegwrapper.cpp:166
#7  0x00007f43001d9dc0 in K3bFFMpegFile::open (this=this@entry=0x2290a80) at /build/buildd/k3b-2.0.2/plugins/decoder/ffmpeg/k3bffmpegwrapper.cpp:92
#8  0x00007f43001da859 in K3bFFMpegWrapper::open (this=<optimized out>, filename=...) at /build/buildd/k3b-2.0.2/plugins/decoder/ffmpeg/k3bffmpegwrapper.cpp:440
#9  0x00007f43001d9452 in K3bFFMpegDecoderFactory::canDecode (this=<optimized out>, url=...) at /build/buildd/k3b-2.0.2/plugins/decoder/ffmpeg/k3bffmpegdecoder.cpp:60
#10 0x0000000000504917 in areAudioFiles (urls=...) at /build/buildd/k3b-2.0.2/src/k3b.cpp:152
#11 K3b::MainWindow::addUrls (this=0x1c78550, urls=...) at /build/buildd/k3b-2.0.2/src/k3b.cpp:1545
#12 0x00000000004f878c in K3b::DirOperator::slotAddFilesToProject (this=<optimized out>) at /build/buildd/k3b-2.0.2/src/k3bdiroperator.cpp:164
#13 0x00007f43171f30ef in QMetaObject::activate (sender=0x1e77e70, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffd59ac1e0) at kernel/qobject.cpp:3539
#14 0x00007f431b988a75 in KDirOperator::fileSelected(KFileItem const&) () from /usr/lib/libkfile.so.4
#15 0x00007f431b988b55 in KDirOperator::Private::_k_slotActivated(QModelIndex const&) () from /usr/lib/libkfile.so.4
#16 0x00007f431b991932 in ?? () from /usr/lib/libkfile.so.4
#17 0x00007f43171f30ef in QMetaObject::activate (sender=sender@entry=0x1fc6780, m=m@entry=0x7f4316dc6fc0 <QAbstractItemView::staticMetaObject>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7fffd59ac3a0) at kernel/qobject.cpp:3539
#18 0x00007f4316815355 in QAbstractItemView::activated (this=this@entry=0x1fc6780, _t1=...) at .moc/release-shared/moc_qabstractitemview.cpp:362
#19 0x00007f431681562c in QAbstractItemView::mouseReleaseEvent (this=0x1fc6780, event=0x7fffd59ad0a0) at itemviews/qabstractitemview.cpp:1821
#20 0x00007f4316356a89 in QWidget::event (this=this@entry=0x1fc6780, event=event@entry=0x7fffd59ad0a0) at kernel/qwidget.cpp:8375
#21 0x00007f4316709316 in QFrame::event (this=0x1fc6780, e=0x7fffd59ad0a0) at widgets/qframe.cpp:557
#22 0x00007f431681f8bb in QAbstractItemView::viewportEvent (this=this@entry=0x1fc6780, event=event@entry=0x7fffd59ad0a0) at itemviews/qabstractitemview.cpp:1644
#23 0x00007f431685f561 in QTreeView::viewportEvent (this=0x1fc6780, event=0x7fffd59ad0a0) at itemviews/qtreeview.cpp:1257
#24 0x00007f43171de7a6 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=this@entry=0x1a0c9e0, receiver=receiver@entry=0x2146140, event=event@entry=0x7fffd59ad0a0) at kernel/qcoreapplication.cpp:1056
#25 0x00007f43163098bc in QApplicationPrivate::notify_helper (this=this@entry=0x1a0c9e0, receiver=receiver@entry=0x2146140, e=e@entry=0x7fffd59ad0a0) at kernel/qapplication.cpp:4563
#26 0x00007f431630ca33 in QApplication::notify (this=<optimized out>, receiver=0x2146140, e=0x7fffd59ad0a0) at kernel/qapplication.cpp:4110
#27 0x00007f4317c271a6 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#28 0x00007f43171de63e in QCoreApplication::notifyInternal (this=0x7fffd59addc0, receiver=receiver@entry=0x2146140, event=event@entry=0x7fffd59ad0a0) at kernel/qcoreapplication.cpp:946
#29 0x00007f431630f933 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#30 QApplicationPrivate::sendMouseEvent (receiver=receiver@entry=0x2146140, event=event@entry=0x7fffd59ad0a0, alienWidget=alienWidget@entry=0x2146140, nativeWidget=nativeWidget@entry=0x1e79010, buttonDown=buttonDown@entry=0x7f4316de7308 <qt_button_down>, lastMouseReceiver=..., spontaneous=spontaneous@entry=true) at kernel/qapplication.cpp:3178
#31 0x00007f4316384ec4 in QETWidget::translateMouseEvent (this=this@entry=0x1e79010, event=event@entry=0x7fffd59ad820) at kernel/qapplication_x11.cpp:4631
#32 0x00007f4316383ef1 in QApplication::x11ProcessEvent (this=0x7fffd59addc0, event=event@entry=0x7fffd59ad820) at kernel/qapplication_x11.cpp:3746
#33 0x00007f43163af0b2 in x11EventSourceDispatch (s=0x19ff0a0, callback=0x0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#34 0x00007f4310f71f05 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007f4310f72248 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007f4310f72304 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#37 0x00007f431720d016 in QEventDispatcherGlib::processEvents (this=0x1944b00, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#38 0x00007f43163af1ae in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#39 0x00007f43171dd38f in QEventLoop::processEvents (this=this@entry=0x7fffd59adbf0, flags=...) at kernel/qeventloop.cpp:149
#40 0x00007f43171dd618 in QEventLoop::exec (this=this@entry=0x7fffd59adbf0, flags=...) at kernel/qeventloop.cpp:204
#41 0x00007f43171e2cf6 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#42 0x00007f4316307ffc in QApplication::exec () at kernel/qapplication.cpp:3828
#43 0x00000000004449a2 in main (argc=<optimized out>, argv=0x7fffd59adf08) at /build/buildd/k3b-2.0.2/src/main.cpp:165

This bug may be a duplicate of or related to bug 305552.

Possible duplicates by query: bug 323520, bug 323502, bug 323228, bug 323171, bug 322215.

Reported using DrKonqi