Application: k3b (2.0.2)
KDE Platform Version: 4.8.00 (4.8.0
Qt Version: 4.8.0
Operating System: Linux 3.2.0-15-generic x86_64
Distribution: Ubuntu precise (development branch)

-- Information about the crash:
- What I was doing when the application crashed:

I was dragging m4a file to audio CD project. This is reproducible.

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 0x7fc71c1527c0 (LWP 6582))]

Thread 4 (Thread 0x7fc6ff10e700 (LWP 6584)):
#0  0x00007fc715b92dc3 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fc711b89f26 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc711b8a38a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc706318e46 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fc711bab5c5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc71192ce9a in start_thread (arg=0x7fc6ff10e700) at pthread_create.c:308
#6  0x00007fc715b9e77d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fc6f5805700 (LWP 6585)):
#0  0x00007fff971ff8de in ?? ()
#1  0x00007fc71035012d in __GI_clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:116
#2  0x00007fc7171865d4 in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#3  0x00007fc71725e10d in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#4  0x00007fc71725e443 in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#5  0x00007fc71725cefc in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#6  0x00007fc71725cfa5 in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#7  0x00007fc711b8964e in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007fc711b89e4b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007fc711b8a054 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007fc71725d9a6 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#11 0x00007fc71722d202 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#12 0x00007fc71722d457 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#13 0x00007fc71712cf17 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#14 0x00007fc71720cf9f in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#15 0x00007fc71712ff3b in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#16 0x00007fc71192ce9a in start_thread (arg=0x7fc6f5805700) at pthread_create.c:308
#17 0x00007fc715b9e77d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#18 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fc6e6e9c700 (LWP 6602)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:215
#1  0x00007fc71712ec08 in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#2  0x00007fc71712f366 in QThread::sleep(unsigned long) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#3  0x00007fc71ba33fda in K3b::MediaCache::PollThread::run (this=0x27e5560) at /build/buildd/k3b-2.0.2/libk3b/tools/k3bmediacache.cpp:106
#4  0x00007fc71712ff3b in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#5  0x00007fc71192ce9a in start_thread (arg=0x7fc6e6e9c700) at pthread_create.c:308
#6  0x00007fc715b9e77d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fc71c1527c0 (LWP 6582)):
[KCrash Handler]
#6  0x00007fc6eb2a5252 in av_free_packet () from /usr/lib/x86_64-linux-gnu/libavcodec.so.53
#7  0x00007fc6f4741cee in K3bFFMpegFile::close (this=0x2b16010) at /build/buildd/k3b-2.0.2/plugins/decoder/ffmpeg/k3bffmpegwrapper.cpp:166
#8  0x00007fc6f4741d53 in K3bFFMpegFile::open (this=0x2b16010) at /build/buildd/k3b-2.0.2/plugins/decoder/ffmpeg/k3bffmpegwrapper.cpp:92
#9  0x00007fc6f4742979 in K3bFFMpegWrapper::open (this=<optimized out>, filename=...) at /build/buildd/k3b-2.0.2/plugins/decoder/ffmpeg/k3bffmpegwrapper.cpp:440
#10 0x00007fc6f47413e2 in K3bFFMpegDecoderFactory::canDecode (this=<optimized out>, url=...) at /build/buildd/k3b-2.0.2/plugins/decoder/ffmpeg/k3bffmpegdecoder.cpp:60
#11 0x00007fc71ba450a0 in K3b::AudioDecoderFactory::createDecoder (url=...) at /build/buildd/k3b-2.0.2/libk3b/plugin/k3baudiodecoder.cpp:584
#12 0x00007fc71ba91870 in K3b::AudioDoc::getDecoderForUrl (this=0x3062d60, url=..., reused=0x7fff9701b52f) at /build/buildd/k3b-2.0.2/libk3b/projects/audiocd/k3baudiodoc.cpp:454
#13 0x00000000004c5087 in K3b::AudioTrackAddingDialog::slotAddUrls (this=0x36955a0) at /build/buildd/k3b-2.0.2/src/projects/k3baudiotrackaddingdialog.cpp:173
#14 0x00007fc7172479c6 in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#15 0x00007fc7163848cb in QWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#16 0x00007fc7163345e4 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#17 0x00007fc716339463 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#18 0x00007fc717c8da46 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#19 0x00007fc71722e41c in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#20 0x00007fc7172321ea in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#21 0x00007fc71725d513 in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#22 0x00007fc711b89bca in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007fc711b89f90 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007fc711b8a054 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007fc71725d93f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#26 0x00007fc7163dc3ae in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#27 0x00007fc71722d202 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#28 0x00007fc71722d457 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#29 0x00007fc716804a56 in QDialog::exec() () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#30 0x00007fc7168051ea in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#31 0x00007fc7172479c6 in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#32 0x00007fc7163848cb in QWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#33 0x00007fc7163345e4 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#34 0x00007fc716339463 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#35 0x00007fc717c8da46 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#36 0x00007fc71722e41c in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#37 0x00007fc7172321ea in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#38 0x00007fc71725d513 in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#39 0x00007fc711b89bca in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#40 0x00007fc711b89f90 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#41 0x00007fc711b8a054 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#42 0x00007fc71725d93f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#43 0x00007fc7163dc3ae in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#44 0x00007fc71722d202 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#45 0x00007fc71722d457 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#46 0x00007fc7172324e7 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#47 0x00000000004434b6 in main (argc=1, argv=0x7fff9701d938) at /build/buildd/k3b-2.0.2/src/main.cpp:165

This bug may be a duplicate of or related to bug 283287.

Possible duplicates by query: bug 293123, bug 292666, bug 290978, bug 290896, bug 289043.

Reported using DrKonqi