Bug 296557

Application: kmix (4)
KDE Platform Version: 4.8.1 (4.8.1)
Qt Version: 4.8.0
Operating System: Linux 3.0.0-17-generic i686
Distribution: Ubuntu 11.10

-- Information about the crash:
- What I was doing when the application crashed:

KMix crashed several times, when mplayer change played song. 
SMplayer version is 0.6.9 (SVN r3447)
Qt: 4.8.0

The crash can be reproduced every time.

-- Backtrace:
Application: KMix (kmix), signal: Segmentation fault
[Current thread is 1 (Thread 0xb77b2720 (LWP 22107))]

Thread 2 (Thread 0xacbb8b70 (LWP 22108)):
#0  0x008eb416 in __kernel_vsyscall ()
#1  0x00d5d7ae in __GI___poll (fds=0x8f720c8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#2  0x07bfc34b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x07bed896 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x07bedc2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x01bfb1c7 in QEventDispatcherGlib::processEvents (this=0x8f9a430, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x01bc6d1d in QEventLoop::processEvents (this=0xacbb8290, flags=...) at kernel/qeventloop.cpp:149
#7  0x01bc6fb9 in QEventLoop::exec (this=0xacbb8290, flags=...) at kernel/qeventloop.cpp:204
#8  0x01ab09dc in QThread::exec (this=0x8f983e0) at thread/qthread.cpp:501
#9  0x01ba42dd in QInotifyFileSystemWatcherEngine::run (this=0x8f983e0) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x01ab3e70 in QThreadPrivate::start (arg=0x8f983e0) at thread/qthread_unix.cpp:298
#11 0x00e1dd31 in start_thread (arg=0xacbb8b70) at pthread_create.c:304
#12 0x00d6c46e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 1 (Thread 0xb77b2720 (LWP 22107)):
[KCrash Handler]
#7  0x00000000 in ?? ()
#8  0x00b20978 in MDWSlider::update (this=0x8f7b5b8) at ../../kmix/gui/mdwslider.cpp:1001
#9  0x00b1b6d3 in ViewDockAreaPopup::refreshVolumeLevels (this=0x8f73d98) at ../../kmix/gui/viewdockareapopup.cpp:168
#10 0x00b1841f in ViewBase::qt_metacall (this=0x8f73d98, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xbfee8b60) at ./viewbase.moc:87
#11 0x00b1b082 in ViewDockAreaPopup::qt_metacall (this=0x8f73d98, _c=QMetaObject::InvokeMetaMethod, _id=30, _a=0xbfee8b60) at ./viewdockareapopup.moc:73
#12 0x01bcf4ad in metacall (argv=0xbfee8b60, idx=30, cl=QMetaObject::InvokeMetaMethod, object=0x8f73d98) at kernel/qmetaobject.cpp:245
#13 QMetaObject::metacall (object=0x8f73d98, cl=QMetaObject::InvokeMetaMethod, idx=30, argv=0xbfee8b60) at kernel/qmetaobject.cpp:240
#14 0x01bdf1cd in QMetaObject::activate (sender=0x8fd3908, m=0xb5bd48, local_signal_index=1, argv=0x0) at kernel/qobject.cpp:3566
#15 0x00b3b4f5 in Mixer::controlChanged (this=0x8fd3908) at ./mixer.moc:103
#16 0x00b3b62c in Mixer::qt_metacall (this=0x8fd3908, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xbfee8c90) at ./mixer.moc:82
#17 0x01bcf4ad in metacall (argv=0xbfee8c90, idx=5, cl=QMetaObject::InvokeMetaMethod, object=0x8fd3908) at kernel/qmetaobject.cpp:245
#18 QMetaObject::metacall (object=0x8fd3908, cl=QMetaObject::InvokeMetaMethod, idx=5, argv=0xbfee8c90) at kernel/qmetaobject.cpp:240
#19 0x01bdf1cd in QMetaObject::activate (sender=0x8ec62a8, m=0xb59ce4, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3566
#20 0x00af0a95 in Mixer_Backend::controlChanged (this=0x8ec62a8) at ./mixer_backend.moc:93
#21 0x00af0d58 in Mixer_Backend::readSetFromHW (this=0x8ec62a8) at ../../kmix/backends/mixer_backend.cpp:155
#22 0x00afdc8a in Mixer_PULSE::triggerUpdate (this=0x8ec62a8) at ../../kmix/backends/mixer_pulse.cpp:1286
#23 0x00b01ff5 in sink_cb (c=0x8eeac10, i=0x0, eol=1) at ../../kmix/backends/mixer_pulse.cpp:191
#24 0x00640035 in ?? () from /usr/lib/i386-linux-gnu/libpulse.so.0
#25 0x014b9ebd in ?? () from /usr/lib/i386-linux-gnu/libpulsecommon-1.0.so
#26 0x014ba2c0 in pa_pdispatch_run () from /usr/lib/i386-linux-gnu/libpulsecommon-1.0.so
#27 0x00633add in ?? () from /usr/lib/i386-linux-gnu/libpulse.so.0
#28 0x014bf893 in ?? () from /usr/lib/i386-linux-gnu/libpulsecommon-1.0.so
#29 0x014a9c18 in ?? () from /usr/lib/i386-linux-gnu/libpulsecommon-1.0.so
#30 0x00676aaa in ?? () from /usr/lib/i386-linux-gnu/libpulse-mainloop-glib.so.0
#31 0x07bed25f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#32 0x07bed990 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#33 0x07bedc2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#34 0x01bfb167 in QEventDispatcherGlib::processEvents (this=0x8c03ea0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#35 0x07046fda in QGuiEventDispatcherGlib::processEvents (this=0x8c03ea0, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#36 0x01bc6d1d in QEventLoop::processEvents (this=0xbfee9704, flags=...) at kernel/qeventloop.cpp:149
#37 0x01bc6fb9 in QEventLoop::exec (this=0xbfee9704, flags=...) at kernel/qeventloop.cpp:204
#38 0x01bcc6ca in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#39 0x06f8f6a4 in QApplication::exec () at kernel/qapplication.cpp:3816
#40 0x00b0a2ab in kdemain (argc=5, argv=0xbfee9964) at ../../kmix/apps/main.cpp:76
#41 0x0804850b in main (argc=5, argv=0xbfee9964) at kmix_dummy.cpp:3

Possible duplicates by query: bug 296454, bug 296419, bug 296345, bug 296269, bug 296231.

Reported using DrKonqi