Application: k3b (2.0.2)
KDE Platform Version: 4.7.2 (4.7.2)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-13-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
- What I was doing when the application crashed: I was making an AUDIO project by adding files to a project ,K3B crashes.

The crash can be reproduced every time.

-- Backtrace:
Application: K3b (k3b), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f317bcb67a0 (LWP 14985))]

Thread 4 (Thread 0x7f3160ca6700 (LWP 14987)):
#0  __pthread_mutex_lock (mutex=0x7f315c005eb8) at pthread_mutex_lock.c:127
#1  0x00007f3171a0e023 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f3171a0edfd in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3171a0f792 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f3167ab0516 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#5  0x00007f3171a342b6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f31717b4efc in start_thread (arg=0x7f3160ca6700) at pthread_create.c:304
#7  0x00007f317597f89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#8  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f3156de7700 (LWP 14988)):
#0  __pthread_mutex_lock (mutex=0x1891748) at pthread_mutex_lock.c:47
#1  0x00007f3171a0de5d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f3171a0edfd in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3171a0f429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f3177033f3e in QEventDispatcherGlib::processEvents (this=0x189bee0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007f3177007cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f3177007ef7 in QEventLoop::exec (this=0x7f3156de6db0, flags=...) at kernel/qeventloop.cpp:201
#7  0x00007f3176f1f27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#8  0x00007f3176feacbf in QInotifyFileSystemWatcherEngine::run (this=0x18a71d0) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007f3176f21d05 in QThreadPrivate::start (arg=0x18a71d0) at thread/qthread_unix.cpp:331
#10 0x00007f31717b4efc in start_thread (arg=0x7f3156de7700) at pthread_create.c:304
#11 0x00007f317597f89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f314ffcd700 (LWP 15018)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216
#1  0x00007f3176f20fe8 in thread_sleep (ti=0x7f314ffccdb0) at thread/qthread_unix.cpp:493
#2  0x00007f3176f21386 in QThread::sleep (secs=<optimized out>) at thread/qthread_unix.cpp:507
#3  0x00007f317b59380a in K3b::MediaCache::PollThread::run (this=0x1a13820) at /build/buildd/k3b-2.0.2/libk3b/tools/k3bmediacache.cpp:106
#4  0x00007f3176f21d05 in QThreadPrivate::start (arg=0x1a13820) at thread/qthread_unix.cpp:331
#5  0x00007f31717b4efc in start_thread (arg=0x7f314ffcd700) at pthread_create.c:304
#6  0x00007f317597f89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f317bcb67a0 (LWP 14985)):
[KCrash Handler]
#6  0xffffffffffffffff in ?? ()
#7  0x00007f3153a69d34 in av_free_packet () from /usr/lib/libavcodec.so.53
#8  0x00007f31546f1c6e in K3bFFMpegFile::close (this=0x2140580) at /build/buildd/k3b-2.0.2/plugins/decoder/ffmpeg/k3bffmpegwrapper.cpp:166
#9  0x00007f31546f1cd3 in K3bFFMpegFile::open (this=0x2140580) at /build/buildd/k3b-2.0.2/plugins/decoder/ffmpeg/k3bffmpegwrapper.cpp:92
#10 0x00007f31546f28f9 in K3bFFMpegWrapper::open (this=<optimized out>, filename=...) at /build/buildd/k3b-2.0.2/plugins/decoder/ffmpeg/k3bffmpegwrapper.cpp:440
#11 0x00007f31546f1362 in K3bFFMpegDecoderFactory::canDecode (this=<optimized out>, url=<optimized out>) at /build/buildd/k3b-2.0.2/plugins/decoder/ffmpeg/k3bffmpegdecoder.cpp:60
#12 0x00007f317b5a4850 in K3b::AudioDecoderFactory::createDecoder (url=...) at /build/buildd/k3b-2.0.2/libk3b/plugin/k3baudiodecoder.cpp:584
#13 0x00007f317b5f15e0 in K3b::AudioDoc::getDecoderForUrl (this=0x2090a90, url=..., reused=0x7fffa537d6cf) at /build/buildd/k3b-2.0.2/libk3b/projects/audiocd/k3baudiodoc.cpp:454
#14 0x00000000004c5117 in K3b::AudioTrackAddingDialog::slotAddUrls (this=0x20ef990) at /build/buildd/k3b-2.0.2/src/projects/k3baudiotrackaddingdialog.cpp:173
#15 0x00000000004c5752 in K3b::AudioTrackAddingDialog::qt_metacall (this=0x20ef990, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x1fb6b30) at /build/buildd/k3b-2.0.2/obj-x86_64-linux-gnu/src/k3baudiotrackaddingdialog.moc:78
#16 0x00007f317701fa5e in QObject::event (this=0x20ef990, e=<optimized out>) at kernel/qobject.cpp:1217
#17 0x00007f31761906eb in QWidget::event (this=0x20ef990, event=0x213c460) at kernel/qwidget.cpp:8754
#18 0x00007f3176140424 in notify_helper (e=0x213c460, receiver=0x20ef990, this=0x15e5340) at kernel/qapplication.cpp:4486
#19 QApplicationPrivate::notify_helper (this=0x15e5340, receiver=0x20ef990, e=0x213c460) at kernel/qapplication.cpp:4458
#20 0x00007f3176145291 in QApplication::notify (this=0x7fffa537ebe0, receiver=0x20ef990, e=0x213c460) at kernel/qapplication.cpp:4365
#21 0x00007f3177a3e126 in KApplication::notify (this=0x7fffa537ebe0, receiver=0x20ef990, event=0x213c460) at ../../kdeui/kernel/kapplication.cpp:311
#22 0x00007f3177008afc in QCoreApplication::notifyInternal (this=0x7fffa537ebe0, receiver=0x20ef990, event=0x213c460) at kernel/qcoreapplication.cpp:787
#23 0x00007f317700c51f in sendEvent (event=0x213c460, receiver=0x20ef990) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#24 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x1553460) at kernel/qcoreapplication.cpp:1428
#25 0x00007f3177033a73 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#26 postEventSourceDispatch (s=<optimized out>) at kernel/qeventdispatcher_glib.cpp:277
#27 0x00007f3171a0ea5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#28 0x00007f3171a0f258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#29 0x00007f3171a0f429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#30 0x00007f3177033ed6 in QEventDispatcherGlib::processEvents (this=0x1554f70, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#31 0x00007f31761e807e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#32 0x00007f3177007cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#33 0x00007f3177007ef7 in QEventLoop::exec (this=0x7fffa537e0d0, flags=...) at kernel/qeventloop.cpp:201
#34 0x00007f31765f7216 in QDialog::exec (this=0x20ef990) at dialogs/qdialog.cpp:552
#35 0x00007f31765f79f8 in QDialog::qt_metacall (this=0x20ef990, _c=QMetaObject::InvokeMetaMethod, _id=4, _a=0x1fa77e0) at .moc/release-shared/moc_qdialog.cpp:93
#36 0x00007f3177994fe5 in KDialog::qt_metacall (this=0x20ef990, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x1fa77e0) at ./kdialog.moc:151
#37 0x00000000004c5730 in K3b::AudioTrackAddingDialog::qt_metacall (this=0x20ef990, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x1fa77e0) at /build/buildd/k3b-2.0.2/obj-x86_64-linux-gnu/src/k3baudiotrackaddingdialog.moc:73
#38 0x00007f317701fa5e in QObject::event (this=0x20ef990, e=<optimized out>) at kernel/qobject.cpp:1217
#39 0x00007f31761906eb in QWidget::event (this=0x20ef990, event=0x20f48c0) at kernel/qwidget.cpp:8754
#40 0x00007f3176140424 in notify_helper (e=0x20f48c0, receiver=0x20ef990, this=0x15e5340) at kernel/qapplication.cpp:4486
#41 QApplicationPrivate::notify_helper (this=0x15e5340, receiver=0x20ef990, e=0x20f48c0) at kernel/qapplication.cpp:4458
#42 0x00007f3176145291 in QApplication::notify (this=0x7fffa537ebe0, receiver=0x20ef990, e=0x20f48c0) at kernel/qapplication.cpp:4365
#43 0x00007f3177a3e126 in KApplication::notify (this=0x7fffa537ebe0, receiver=0x20ef990, event=0x20f48c0) at ../../kdeui/kernel/kapplication.cpp:311
#44 0x00007f3177008afc in QCoreApplication::notifyInternal (this=0x7fffa537ebe0, receiver=0x20ef990, event=0x20f48c0) at kernel/qcoreapplication.cpp:787
#45 0x00007f317700c51f in sendEvent (event=0x20f48c0, receiver=0x20ef990) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#46 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x1553460) at kernel/qcoreapplication.cpp:1428
#47 0x00007f3177033a73 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#48 postEventSourceDispatch (s=<optimized out>) at kernel/qeventdispatcher_glib.cpp:277
#49 0x00007f3171a0ea5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#50 0x00007f3171a0f258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#51 0x00007f3171a0f429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#52 0x00007f3177033ed6 in QEventDispatcherGlib::processEvents (this=0x1554f70, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#53 0x00007f31761e807e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#54 0x00007f3177007cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#55 0x00007f3177007ef7 in QEventLoop::exec (this=0x7fffa537eb70, flags=...) at kernel/qeventloop.cpp:201
#56 0x00007f317700c789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#57 0x0000000000443366 in main (argc=1, argv=0x7fffa537f828) at /build/buildd/k3b-2.0.2/src/main.cpp:165

Possible duplicates by query: bug 283672, bug 283287.

Reported using DrKonqi