Application: kmix (4)
KDE Platform Version: 4.8.2 (4.8.2)
Qt Version: 4.8.1
Operating System: Linux 3.0.0-20-generic x86_64
Distribution: Linux Mint 12 KDE

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

while listening to music on Amarok , sometimes kmix crashes happen when change song in amarok

The crash can be reproduced some of the time.

-- Backtrace:
Application: KMix (kmix), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f11996667a0 (LWP 22529))]

Thread 2 (Thread 0x7f1176a30700 (LWP 22530)):
#0  0x00007f118fbcf034 in __pthread_mutex_lock (mutex=0x2ac5478) at pthread_mutex_lock.c:61
#1  0x00007f118f062023 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f118f062dfd in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f118f063429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f1195cdb5a6 in QEventDispatcherGlib::processEvents (this=0x2ac5390, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:426
#5  0x00007f1195caad82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f1195caafd7 in QEventLoop::exec (this=0x7f1176a2fdb0, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007f1195baa077 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#8  0x00007f1195c8aaff in QInotifyFileSystemWatcherEngine::run (this=0x2ac3e80) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007f1195bad09b in QThreadPrivate::start (arg=0x2ac3e80) at thread/qthread_unix.cpp:298
#10 0x00007f118fbccefc in start_thread (arg=0x7f1176a30700) at pthread_create.c:304
#11 0x00007f1198f4a59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f11996667a0 (LWP 22529)):
[KCrash Handler]
#6  0x00007f1195ffad40 in typeinfo for QAbstractAnimationPrivate () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#7  0x00007f119925d756 in MDWSlider::update (this=0x2a91630) at ../../kmix/gui/mdwslider.cpp:1001
#8  0x00007f119925900b in ViewDockAreaPopup::refreshVolumeLevels (this=<optimized out>) at ../../kmix/gui/viewdockareapopup.cpp:168
#9  0x00007f1199256311 in ViewBase::qt_metacall (this=0x2a6f890, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff1bf10bc0) at ./viewbase.moc:87
#10 0x00007f11992589e0 in ViewDockAreaPopup::qt_metacall (this=0x2a6f890, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff1bf10bc0) at ./viewdockareapopup.moc:73
#11 0x00007f1195cc0589 in QMetaObject::activate (sender=0x293e390, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3566
#12 0x00007f11992750cc in Mixer::qt_metacall (this=0x293e390, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff1bf10d10) at ./mixer.moc:82
#13 0x00007f1195cc0589 in QMetaObject::activate (sender=0x293fba0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3566
#14 0x00007f119923238c in Mixer_Backend::readSetFromHW (this=0x293fba0) at ../../kmix/backends/mixer_backend.cpp:155
#15 0x00007f1199242725 in sink_cb (c=<optimized out>, i=<optimized out>, eol=<optimized out>) at ../../kmix/backends/mixer_pulse.cpp:191
#16 0x00007f119763bce4 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#17 0x00007f118f5845f3 in ?? () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.0.so
#18 0x00007f118f584963 in pa_pdispatch_run () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.0.so
#19 0x00007f1197631c1d in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#20 0x00007f118f589209 in ?? () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.0.so
#21 0x00007f119741fb23 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse-mainloop-glib.so.0
#22 0x00007f118f062a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007f118f063258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007f118f063429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007f1195cdb53f in QEventDispatcherGlib::processEvents (this=0x255dad0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#26 0x00007f11969c34ee in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#27 0x00007f1195caad82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#28 0x00007f1195caafd7 in QEventLoop::exec (this=0x7fff1bf118e0, flags=...) at kernel/qeventloop.cpp:204
#29 0x00007f1195cb0067 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#30 0x00007f1199249cc2 in kdemain (argc=1, argv=0x7fff1bf11e68) at ../../kmix/apps/main.cpp:76
#31 0x00007f1198e8830d in __libc_start_main (main=0x400630 <main(int, char**)>, argc=1, ubp_av=0x7fff1bf11e68, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff1bf11e58) at libc-start.c:226
#32 0x0000000000400661 in _start ()

Possible duplicates by query: bug 300793, bug 300666, bug 300652, bug 300536, bug 299852.

Reported using DrKonqi