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 x86_64
Distribution: Ubuntu 12.04 LTS

-- Information about the crash:
- What I was doing when the application crashed:
serfing in internet by google chrome
watching flash-video
listen mp3

The crash can be reproduced some of the time.

-- Backtrace:
Application: KMix (kmix), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fb19fed47c0 (LWP 4492))]

Thread 3 (Thread 0x7fb17e291700 (LWP 4562)):
#0  0x00007fb1955dc578 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fb1955a0729 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb1955a0f1b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb1955a1124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb19c51b426 in QEventDispatcherGlib::processEvents (this=0x7fb1780008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#5  0x00007fb19c4eac82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007fb19c4eaed7 in QEventLoop::exec (this=0x7fb17e290cd0, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007fb19c3e9fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#8  0x00007fb19c4ca9ff in QInotifyFileSystemWatcherEngine::run (this=0x1ccca30) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007fb19c3ecfcb in QThreadPrivate::start (arg=0x1ccca30) at thread/qthread_unix.cpp:298
#10 0x00007fb1914bbb74 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#11 0x00007fb196107e9a in start_thread (arg=0x7fb17e291700) at pthread_create.c:308
#12 0x00007fb19f7a04bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fb17d884700 (LWP 4580)):
#0  0x00007fb1955a065b in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fb1955a0f1b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb1955a1124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb19c51b426 in QEventDispatcherGlib::processEvents (this=0x7fb16c0008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007fb19c4eac82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fb19c4eaed7 in QEventLoop::exec (this=0x7fb17d883cd0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fb19c3e9fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007fb19c4ca9ff in QInotifyFileSystemWatcherEngine::run (this=0x1d3dbb0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fb19c3ecfcb in QThreadPrivate::start (arg=0x1d3dbb0) at thread/qthread_unix.cpp:298
#9  0x00007fb1914bbb74 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007fb196107e9a in start_thread (arg=0x7fb17d884700) at pthread_create.c:308
#11 0x00007fb19f7a04bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fb19fed47c0 (LWP 4492)):
[KCrash Handler]
#6  0x0000000000000030 in ?? ()
#7  0x00007fb19fac0e26 in MDWSlider::update (this=0x20f41d0) at ../../kmix/gui/mdwslider.cpp:1001
#8  0x00007fb19fabc64b in ViewDockAreaPopup::refreshVolumeLevels (this=<optimized out>) at ../../kmix/gui/viewdockareapopup.cpp:168
#9  0x00007fb19c500281 in QMetaObject::activate (sender=0x2092430, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3547
#10 0x00007fb19c500281 in QMetaObject::activate (sender=0x208c6a0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3547
#11 0x00007fb19fa95b0c in Mixer_Backend::readSetFromHW (this=0x208c6a0) at ../../kmix/backends/mixer_backend.cpp:155
#12 0x00007fb19faa5df5 in sink_cb (c=<optimized out>, i=<optimized out>, eol=<optimized out>) at ../../kmix/backends/mixer_pulse.cpp:191
#13 0x00007fb19de7d944 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#14 0x00007fb195abf693 in ?? () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.1.so
#15 0x00007fb195abfa03 in pa_pdispatch_run () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.1.so
#16 0x00007fb19de73bdd in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#17 0x00007fb195ac42a9 in ?? () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.1.so
#18 0x00007fb19dc61ab3 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse-mainloop-glib.so.0
#19 0x00007fb1955a0c9a in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007fb1955a1060 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007fb1955a1124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007fb19c51b3bf in QEventDispatcherGlib::processEvents (this=0x1bbdad0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#23 0x00007fb19d205d5e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#24 0x00007fb19c4eac82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#25 0x00007fb19c4eaed7 in QEventLoop::exec (this=0x7fffbb39f800, flags=...) at kernel/qeventloop.cpp:204
#26 0x00007fb19c4eff67 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#27 0x00007fb19faad3e2 in kdemain (argc=3, argv=0x7fffbb39fd88) at ../../kmix/apps/main.cpp:76
#28 0x00007fb19f6cf76d in __libc_start_main (main=0x400630 <main(int, char**)>, argc=3, ubp_av=0x7fffbb39fd88, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffbb39fd78) at libc-start.c:226
#29 0x0000000000400661 in _start ()

Possible duplicates by query: bug 300431, bug 300391, bug 300374, bug 300324, bug 300310.

Reported using DrKonqi