Application that crashed: k3b
Version of the application: 1.68.0
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-15-generic x86_64
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
previous crash was at the end of image creation than I re run copy of this DVD (2 copies) and it crashes at the end of 1st copy

 -- Backtrace:
Application: K3b (k3b), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f5592493750 (LWP 2655))]

Thread 2 (Thread 0x7f5574df1910 (LWP 2777)):
[KCrash Handler]
#5  0x00007f55920963f1 in K3b::Device::Track::firstSector() const () from /usr/lib/libk3bdevice.so.6
#6  0x00007f5591d4f6dc in K3b::Medium::analyseContent() () from /usr/lib/libk3b.so.6
#7  0x00007f5591d50210 in K3b::Medium::update() () from /usr/lib/libk3b.so.6
#8  0x00007f5591d5159c in K3b::MediaCache::PollThread::run() () from /usr/lib/libk3b.so.6
#9  0x00007f558c492445 in ?? () from /usr/lib/libQtCore.so.4
#10 0x00007f558945da04 in start_thread () from /lib/libpthread.so.0
#11 0x00007f558ae457bd in clone () from /lib/libc.so.6
#12 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f5592493750 (LWP 2655)):
#0  0x00007f55894625a9 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007f558c491c93 in ?? () from /usr/lib/libQtCore.so.4
#2  0x00007f558c48d865 in QMutex::lock() () from /usr/lib/libQtCore.so.4
#3  0x00007f5591d517d1 in K3b::MediaCache::resetDevice(K3b::Device::Device*) () from /usr/lib/libk3b.so.6
#4  0x00007f5591d1511f in K3b::eject(K3b::Device::Device*) () from /usr/lib/libk3b.so.6
#5  0x00007f5591d94447 in K3b::DvdCopyJob::slotWriterFinished(bool) () from /usr/lib/libk3b.so.6
#6  0x00007f5591d9605d in K3b::DvdCopyJob::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libk3b.so.6
#7  0x00007f558c58dddc in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#8  0x00007f5591d21fa2 in K3b::Job::finished(bool) () from /usr/lib/libk3b.so.6
#9  0x00007f5591d22f74 in K3b::Job::jobFinished(bool) () from /usr/lib/libk3b.so.6
#10 0x00007f5591d77bd2 in ?? () from /usr/lib/libk3b.so.6
#11 0x00007f5591d7a726 in ?? () from /usr/lib/libk3b.so.6
#12 0x00007f558c5880f9 in QObject::event(QEvent*) () from /usr/lib/libQtCore.so.4
#13 0x00007f558ba20efc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#14 0x00007f558ba281ce in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#15 0x00007f558d3e4ab6 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#16 0x00007f558c578c2c in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#17 0x00007f558c57980a in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/libQtCore.so.4
#18 0x00007f558c5a1533 in ?? () from /usr/lib/libQtCore.so.4
#19 0x00007f5587636bbe in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#20 0x00007f558763a588 in ?? () from /lib/libglib-2.0.so.0
#21 0x00007f558763a6b0 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#22 0x00007f558c5a11a6 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#23 0x00007f558bab54be in ?? () from /usr/lib/libQtGui.so.4
#24 0x00007f558c577532 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#25 0x00007f558c577904 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#26 0x00007f558be9b9de in QDialog::exec() () from /usr/lib/libQtGui.so.4
#27 0x00000000005438f8 in _start ()

Reported using DrKonqi