Application: kmix (4)
KDE Platform Version: 4.8.2 (4.8.2)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-24-generic i686
Distribution: Ubuntu 12.04 LTS

-- Information about the crash:
I was listening some music on grooveshark (flash based player) in chrome.

The crash can be reproduced some of the time.

-- Backtrace:
Application: KMix (kmix), signal: Segmentation fault
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0xb5afd980 (LWP 24305))]

Thread 3 (Thread 0xaea6cb40 (LWP 24306)):
#0  0x00411416 in __kernel_vsyscall ()
#1  0x00a7117b in read () at ../sysdeps/unix/syscall-template.S:82
#2  0x01d1872b in ?? () from /usr/lib/nvidia-current/libGL.so.1
Backtrace stopped: previous frame inner to this frame (corrupt stack?)

Thread 2 (Thread 0xaa0feb40 (LWP 24307)):
#0  0x00989dcd in __GI_clock_gettime (clock_id=1, tp=0xaa0fdf08) at ../sysdeps/unix/clock_gettime.c:116
#1  0x0396b315 in do_gettime (frac=0xaa0fdf00, sec=0xaa0fdef8) at tools/qelapsedtimer_unix.cpp:123
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#3  0x03a55226 in QTimerInfoList::updateCurrentTime (this=0xa970207c) at kernel/qeventdispatcher_unix.cpp:343
#4  0x03a5557a in QTimerInfoList::timerWait (this=0xa970207c, tm=...) at kernel/qeventdispatcher_unix.cpp:450
#5  0x03a53e23 in timerSourcePrepareHelper (src=<optimized out>, timeout=0xaa0fe00c) at kernel/qeventdispatcher_glib.cpp:136
#6  0x03a53ebd in timerSourcePrepare (source=0xa9702048, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#7  0x0196c762 in g_main_context_prepare (context=0xa97004f8, priority=0xaa0fe068) at /build/buildd/glib2.0-2.32.1/./glib/gmain.c:2813
#8  0x0196cf6f in g_main_context_iterate (dispatch=1, block=1, context=0xa97004f8, self=<optimized out>) at /build/buildd/glib2.0-2.32.1/./glib/gmain.c:3103
#9  g_main_context_iterate (context=0xa97004f8, block=1, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.32.1/./glib/gmain.c:3060
#10 0x0196d1c1 in g_main_context_iteration (context=0xa97004f8, may_block=1) at /build/buildd/glib2.0-2.32.1/./glib/gmain.c:3184
#11 0x03a548e7 in QEventDispatcherGlib::processEvents (this=0xa9700480, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#12 0x03a2050d in QEventLoop::processEvents (this=0xaa0fe190, flags=...) at kernel/qeventloop.cpp:149
#13 0x03a207a9 in QEventLoop::exec (this=0xaa0fe190, flags=...) at kernel/qeventloop.cpp:204
#14 0x0390994c in QThread::exec (this=0x8f58400) at thread/qthread.cpp:501
#15 0x039fdb5d in QInotifyFileSystemWatcherEngine::run (this=0x8f58400) at io/qfilesystemwatcher_inotify.cpp:248
#16 0x0390cde0 in QThreadPrivate::start (arg=0x8f58400) at thread/qthread_unix.cpp:298
#17 0x01d1ba11 in ?? () from /usr/lib/nvidia-current/libGL.so.1
Backtrace stopped: previous frame inner to this frame (corrupt stack?)

Thread 1 (Thread 0xb5afd980 (LWP 24305)):
[KCrash Handler]
#7  0x072a7d06 in typeinfo for QStackedLayoutPrivate () from /usr/lib/i386-linux-gnu/libQtGui.so.4
#8  0x08f2ef98 in ?? ()
#9  0x00f2cc75 in Mixer::controlChanged (this=0x8e59ed0) at ./mixer.moc:117
#10 0x03a386b1 in QMetaObject::activate (sender=0x8c94bc0, m=0xf4bc44, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3547
#11 0x00ee1ea5 in Mixer_Backend::controlChanged (this=0x8c94bc0) at ./mixer_backend.moc:107
#12 0x00ee21a8 in Mixer_Backend::readSetFromHW (this=0x8c94bc0) at ../../kmix/backends/mixer_backend.cpp:155
#13 0x00eef12a in Mixer_PULSE::triggerUpdate (this=0x8c94bc0) at ../../kmix/backends/mixer_pulse.cpp:1286
#14 0x00ef347d in sink_cb (c=0x8c68730, i=0x0, eol=1) at ../../kmix/backends/mixer_pulse.cpp:191
#15 0x00289b45 in ?? () from /usr/lib/i386-linux-gnu/libpulse.so.0
#16 0x018f0eed in ?? () from /usr/lib/i386-linux-gnu/libpulsecommon-1.1.so
#17 0x018f12f0 in pa_pdispatch_run () from /usr/lib/i386-linux-gnu/libpulsecommon-1.1.so
#18 0x0027da1d in ?? () from /usr/lib/i386-linux-gnu/libpulse.so.0
#19 0x018f68c3 in ?? () from /usr/lib/i386-linux-gnu/libpulsecommon-1.1.so
#20 0x018e0c28 in ?? () from /usr/lib/i386-linux-gnu/libpulsecommon-1.1.so
#21 0x00405a3a in ?? () from /usr/lib/i386-linux-gnu/libpulse-mainloop-glib.so.0
#22 0x0196ccda in g_main_dispatch (context=0x8c1f890) at /build/buildd/glib2.0-2.32.1/./glib/gmain.c:2515
#23 g_main_context_dispatch (context=0x8c1f890) at /build/buildd/glib2.0-2.32.1/./glib/gmain.c:3052
#24 0x0196d0e5 in g_main_context_iterate (dispatch=1, block=26716688, context=0x8c1f890, self=<optimized out>) at /build/buildd/glib2.0-2.32.1/./glib/gmain.c:3123
#25 g_main_context_iterate (context=0x8c1f890, block=26716688, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.32.1/./glib/gmain.c:3060
#26 0x0196d1c1 in g_main_context_iteration (context=0x8c1f890, may_block=1) at /build/buildd/glib2.0-2.32.1/./glib/gmain.c:3184
#27 0x03a54887 in QEventDispatcherGlib::processEvents (this=0x8b8eea0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#28 0x069e8aaa in QGuiEventDispatcherGlib::processEvents (this=0x8b8eea0, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#29 0x03a2050d in QEventLoop::processEvents (this=0xbfb81334, flags=...) at kernel/qeventloop.cpp:149
#30 0x03a207a9 in QEventLoop::exec (this=0xbfb81334, flags=...) at kernel/qeventloop.cpp:204
#31 0x03a25eba in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#32 0x0692da74 in QApplication::exec () at kernel/qapplication.cpp:3820
#33 0x00efb79b in kdemain (argc=5, argv=0xbfb81594) at ../../kmix/apps/main.cpp:76
#34 0x0804850b in main (argc=5, argv=0xbfb81594) at kmix_dummy.cpp:3

Reported using DrKonqi