Bug 296517

Application: kmix (4)
KDE Platform Version: 4.8.1 (4.8.1)
Qt Version: 4.8.0
Operating System: Linux 3.2.0-19-generic-pae i686
Distribution: Ubuntu precise (development branch)

-- Information about the crash:
- What I was doing when the application crashed:
Last time it was a youtube video (flashplayer) but it also happened by pause/go in vlc.

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 0xafe90980 (LWP 2623))]

Thread 3 (Thread 0xa84abb40 (LWP 2625)):
#0  0xb2ecadcd in clock_gettime () from /lib/i386-linux-gnu/librt.so.1
#1  0xb5a75da5 in do_gettime (frac=0xa84aaf00, sec=0xa84aaef8) at tools/qelapsedtimer_unix.cpp:123
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#3  0xb5b5f9a6 in QTimerInfoList::updateCurrentTime (this=0xa7b0207c) at kernel/qeventdispatcher_unix.cpp:343
#4  0xb5b5fcfa in QTimerInfoList::timerWait (this=0xa7b0207c, tm=...) at kernel/qeventdispatcher_unix.cpp:450
#5  0xb5b5e5a3 in timerSourcePrepareHelper (src=<optimized out>, timeout=0xa84ab00c) at kernel/qeventdispatcher_glib.cpp:136
#6  0xb5b5e63d in timerSourcePrepare (source=0xa7b02048, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#7  0xb2d5d802 in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0xb2d5e00f in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#9  0xb2d5e261 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#10 0xb5b5f067 in QEventDispatcherGlib::processEvents (this=0xa7b00480, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#11 0xb5b2ac8d in QEventLoop::processEvents (this=0xa84ab190, flags=...) at kernel/qeventloop.cpp:149
#12 0xb5b2af29 in QEventLoop::exec (this=0xa84ab190, flags=...) at kernel/qeventloop.cpp:204
#13 0xb5a1494c in QThread::exec (this=0x9bc4020) at thread/qthread.cpp:501
#14 0xb5b082dd in QInotifyFileSystemWatcherEngine::run (this=0x9bc4020) at io/qfilesystemwatcher_inotify.cpp:248
#15 0xb5a17de0 in QThreadPrivate::start (arg=0x9bc4020) at thread/qthread_unix.cpp:298
#16 0xb22bcf51 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#17 0x5c8b0824 in ?? ()
#18 0xbab80424 in ?? ()
#19 0x65000000 in ?? ()
#20 0x001015ff in ?? ()
#21 0xd3890000 in ?? ()
#22 0xfff0013d in ?? ()
#23 0xc30173ff in ?? ()
#24 0x0f6cb2e8 in ?? ()
#25 0x9fc18100 in ?? ()
#26 0x8b001714 in ?? ()
#27 0xffff0889 in ?? ()
#28 0x29d231ff in ?? ()
#29 0x0d0365c2 in ?? ()
#30 0x00000000 in ?? ()

Thread 2 (Thread 0xa3afeb40 (LWP 2626)):
#0  0xb2d2c8f7 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#1  0xa3100490 in ?? ()
#2  0xb5b961c0 in ?? () at .moc/release-shared/moc_qeventdispatcher_glib_p.cpp:80 from /usr/lib/i386-linux-gnu/libQtCore.so.4
Backtrace stopped: previous frame inner to this frame (corrupt stack?)

Thread 1 (Thread 0xafe90980 (LWP 2623)):
[KCrash Handler]
#7  0x09af0670 in ?? ()
#8  0xb76dfc75 in Mixer::controlChanged (this=0x9bd8b50) at ./mixer.moc:117
#9  0xb5b42e31 in QMetaObject::activate (sender=0x9bd4c80, m=0xb76fec44, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3547
#10 0xb7694ea5 in Mixer_Backend::controlChanged (this=0x9bd4c80) at ./mixer_backend.moc:107
#11 0xb76951a8 in Mixer_Backend::readSetFromHW (this=0x9bd4c80) at ../../kmix/backends/mixer_backend.cpp:155
#12 0xb76a212a in Mixer_PULSE::triggerUpdate (this=0x9bd4c80) at ../../kmix/backends/mixer_pulse.cpp:1286
#13 0xb76a647d in sink_cb (c=0x9bbf800, i=0x0, eol=1) at ../../kmix/backends/mixer_pulse.cpp:191
#14 0xb6acab45 in ?? () from /usr/lib/i386-linux-gnu/libpulse.so.0
#15 0xb2e89eed in ?? () from /usr/lib/i386-linux-gnu/libpulsecommon-1.1.so
#16 0xb2e8a2f0 in pa_pdispatch_run () from /usr/lib/i386-linux-gnu/libpulsecommon-1.1.so
#17 0xb6abea1d in ?? () from /usr/lib/i386-linux-gnu/libpulse.so.0
#18 0xb2e8f8c3 in ?? () from /usr/lib/i386-linux-gnu/libpulsecommon-1.1.so
#19 0xb2e79c28 in ?? () from /usr/lib/i386-linux-gnu/libpulsecommon-1.1.so
#20 0xb6aada3a in ?? () from /usr/lib/i386-linux-gnu/libpulse-mainloop-glib.so.0
#21 0xb2d5dd7a in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#22 0xb2d5e185 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#23 0xb2d5e261 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#24 0xb5b5f007 in QEventDispatcherGlib::processEvents (this=0x98b4ea0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#25 0xb61ce89a in QGuiEventDispatcherGlib::processEvents (this=0x98b4ea0, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#26 0xb5b2ac8d in QEventLoop::processEvents (this=0xbfa8ac64, flags=...) at kernel/qeventloop.cpp:149
#27 0xb5b2af29 in QEventLoop::exec (this=0xbfa8ac64, flags=...) at kernel/qeventloop.cpp:204
#28 0xb5b3063a in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#29 0xb61138c4 in QApplication::exec () at kernel/qapplication.cpp:3816
#30 0xb76ae79b in kdemain (argc=3, argv=0xbfa8aec4) at ../../kmix/apps/main.cpp:76
#31 0x0804850b in main (argc=3, argv=0xbfa8aec4) at kmix_dummy.cpp:3

Possible duplicates by query: bug 296466, bug 296355, bug 296341, bug 296269, bug 296231.

Reported using DrKonqi