Bug 331431

Application: k3b (2.0.2)
KDE Platform Version: 4.11.5
Qt Version: 4.8.4
Operating System: Linux 3.11.0-17-generic x86_64
Distribution: Ubuntu 13.10

-- Information about the crash:
I have installed all decoders, and it still can't recoginse wavpack files,it also crushes sometimes.

The crash can be reproduced sometimes.

-- 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 0x7f3066eb77c0 (LWP 2415))]

Thread 4 (Thread 0x7f304abcd700 (LWP 2416)):
#0  0x00007f305b78d0ea in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f305b78d3c9 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f305b74d119 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f305b74d63b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f305b74d7ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f3061a06a76 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#6  0x00007f30619d85ef in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#7  0x00007f30619d88e5 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#8  0x00007f30618d788f in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#9  0x00007f30619b9d13 in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#10 0x00007f30618d9f2f in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#11 0x00007f305aaa4f6e in start_thread (arg=0x7f304abcd700) at pthread_create.c:311
#12 0x00007f30603609cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 3 (Thread 0x7f30413af700 (LWP 2441)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
#1  0x00007f30618d8b7a in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#2  0x00007f30618d92d6 in QThread::sleep(unsigned long) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#3  0x00007f306679d7f5 in K3b::MediaCache::PollThread::run (this=0x1353a80) at /build/buildd/k3b-2.0.2/libk3b/tools/k3bmediacache.cpp:106
#4  0x00007f30618d9f2f in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#5  0x00007f305aaa4f6e in start_thread (arg=0x7f30413af700) at pthread_create.c:311
#6  0x00007f30603609cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 2 (Thread 0x7f303b23c700 (LWP 2473)):
#0  0x00007f305b78d0ea in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f305b78d399 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f305b74cf3b in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f305b74d612 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f305b74d7ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f3061a06a76 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#6  0x00007f30619d85ef in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#7  0x00007f30619d88e5 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#8  0x00007f30618d788f in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#9  0x00007f30619b9d13 in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#10 0x00007f30618d9f2f in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#11 0x00007f305aaa4f6e in start_thread (arg=0x7f303b23c700) at pthread_create.c:311
#12 0x00007f30603609cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7f3066eb77c0 (LWP 2415)):
[KCrash Handler]
#5  0x00000000ffe0dedb in ?? ()
#6  0x00007f3048f0dc84 in av_free_packet () from /usr/lib/x86_64-linux-gnu/libavcodec.so.53
#7  0x00007f3049bfad5e in K3bFFMpegFile::close (this=this@entry=0x20f3c30) at /build/buildd/k3b-2.0.2/plugins/decoder/ffmpeg/k3bffmpegwrapper.cpp:166
#8  0x00007f3049bfadc0 in K3bFFMpegFile::open (this=this@entry=0x20f3c30) at /build/buildd/k3b-2.0.2/plugins/decoder/ffmpeg/k3bffmpegwrapper.cpp:92
#9  0x00007f3049bfb859 in K3bFFMpegWrapper::open (this=<optimized out>, filename=...) at /build/buildd/k3b-2.0.2/plugins/decoder/ffmpeg/k3bffmpegwrapper.cpp:440
#10 0x00007f3049bfa452 in K3bFFMpegDecoderFactory::canDecode (this=<optimized out>, url=...) at /build/buildd/k3b-2.0.2/plugins/decoder/ffmpeg/k3bffmpegdecoder.cpp:60
#11 0x00007f30667acea8 in K3b::AudioDecoderFactory::createDecoder (url=...) at /build/buildd/k3b-2.0.2/libk3b/plugin/k3baudiodecoder.cpp:584
#12 0x00007f30667f9002 in getDecoderForUrl (reused=0x7fffdf9e3d0f, url=..., this=<optimized out>) at /build/buildd/k3b-2.0.2/libk3b/projects/audiocd/k3baudiodoc.cpp:454
#13 K3b::AudioDoc::getDecoderForUrl (this=0x202c600, url=..., reused=reused@entry=0x7fffdf9e3d0f) at /build/buildd/k3b-2.0.2/libk3b/projects/audiocd/k3baudiodoc.cpp:445
#14 0x00000000004ba563 in K3b::AudioTrackAddingDialog::slotAddUrls (this=0x2128fc0) at /build/buildd/k3b-2.0.2/src/projects/k3baudiotrackaddingdialog.cpp:173
#15 0x00007f30619f1dce in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#16 0x00007f3060b4b36b in QWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#17 0x00007f3060afbdfc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#18 0x00007f3060b02470 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#19 0x00007f3062422a6a in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#20 0x00007f30619d98bd in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#21 0x00007f30619dce1f in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#22 0x00007f3061a07073 in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#23 0x00007f305b74d3b6 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007f305b74d708 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007f305b74d7ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007f3061a06a55 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#27 0x00007f3060b9d9d6 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#28 0x00007f30619d85ef in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#29 0x00007f30619d88e5 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#30 0x00007f3060fa238c in QDialog::exec() () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#31 0x00007f3060fa24c6 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#32 0x00007f30619f1dce in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#33 0x00007f3060b4b36b in QWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#34 0x00007f3060afbdfc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#35 0x00007f3060b02470 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#36 0x00007f3062422a6a in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#37 0x00007f30619d98bd in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#38 0x00007f30619dce1f in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#39 0x00007f3061a07073 in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#40 0x00007f305b74d3b6 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#41 0x00007f305b74d708 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#42 0x00007f305b74d7ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#43 0x00007f3061a06a55 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#44 0x00007f3060b9d9d6 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#45 0x00007f30619d85ef in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#46 0x00007f30619d88e5 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#47 0x00007f30619dde5b in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#48 0x00000000004449a2 in main (argc=<optimized out>, argv=0x7fffdf9e50a8) at /build/buildd/k3b-2.0.2/src/main.cpp:165

Possible duplicates by query: bug 330998, bug 330642, bug 330160, bug 330002, bug 329739.

Reported using DrKonqi