Application: kmix (4)
KDE Platform Version: 4.8.1 (4.8.1)
Qt Version: 4.8.0
Operating System: Linux 3.0.0-16-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
- What I was doing when the application crashed:
I just started the computer. It was one of the first information I get after a start, but not each time.

The crash can be reproduced some of the time.

-- Backtrace:
Application: KMix (kmix), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f4a275407c0 (LWP 1799))]

Thread 3 (Thread 0x7f4a056ae700 (LWP 1802)):
#0  0x00007f4a26e1e473 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f4a1cf56f68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f4a1cf57429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4a23bcbc26 in QEventDispatcherGlib::processEvents (this=0x1348000, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f4a23b9b402 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f4a23b9b657 in QEventLoop::exec (this=0x7f4a056adcd0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f4a23a9b067 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007f4a23b7b17f in QInotifyFileSystemWatcherEngine::run (this=0x129c290) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f4a23a9e08b in QThreadPrivate::start (arg=0x129c290) at thread/qthread_unix.cpp:298
#9  0x00007f4a18ea12da in ?? () from /usr/lib/libGL.so.1
#10 0x00007f4a1dac0efc in start_thread (arg=0x7f4a056ae700) at pthread_create.c:304
#11 0x00007f4a26e2a59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f4a00ca1700 (LWP 1817)):
#0  0x00007f4a26e1e473 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f4a1cf56f68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f4a1cf57429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4a23bcbc26 in QEventDispatcherGlib::processEvents (this=0x153a840, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f4a23b9b402 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f4a23b9b657 in QEventLoop::exec (this=0x7f4a00ca0cd0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f4a23a9b067 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007f4a23b7b17f in QInotifyFileSystemWatcherEngine::run (this=0x1539f70) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f4a23a9e08b in QThreadPrivate::start (arg=0x1539f70) at thread/qthread_unix.cpp:298
#9  0x00007f4a18ea12da in ?? () from /usr/lib/libGL.so.1
#10 0x00007f4a1dac0efc in start_thread (arg=0x7f4a00ca1700) at pthread_create.c:304
#11 0x00007f4a26e2a59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f4a275407c0 (LWP 1799)):
[KCrash Handler]
#6  0x00007f4a2713d753 in MDWSlider::update (this=0x1524c20) at ../../kmix/gui/mdwslider.cpp:1001
#7  0x00007f4a2713900b in ViewDockAreaPopup::refreshVolumeLevels (this=<optimized out>) at ../../kmix/gui/viewdockareapopup.cpp:168
#8  0x00007f4a27136311 in ViewBase::qt_metacall (this=0x1512d70, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fffea7b1790) at ./viewbase.moc:87
#9  0x00007f4a271389e0 in ViewDockAreaPopup::qt_metacall (this=0x1512d70, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fffea7b1790) at ./viewdockareapopup.moc:73
#10 0x00007f4a23bb0c09 in QMetaObject::activate (sender=0x13153e0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3566
#11 0x00007f4a271550cc in Mixer::qt_metacall (this=0x13153e0, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fffea7b18e0) at ./mixer.moc:82
#12 0x00007f4a23bb0c09 in QMetaObject::activate (sender=0x12f0d50, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3566
#13 0x00007f4a2711238c in Mixer_Backend::readSetFromHW (this=0x12f0d50) at ../../kmix/backends/mixer_backend.cpp:155
#14 0x00007f4a27122725 in sink_cb (c=<optimized out>, i=<optimized out>, eol=<optimized out>) at ../../kmix/backends/mixer_pulse.cpp:191
#15 0x00007f4a2552ace4 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#16 0x00007f4a1d4785f3 in ?? () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.0.so
#17 0x00007f4a1d478963 in pa_pdispatch_run () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.0.so
#18 0x00007f4a25520c1d in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#19 0x00007f4a1d47d209 in ?? () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.0.so
#20 0x00007f4a2530eb23 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse-mainloop-glib.so.0
#21 0x00007f4a1cf56a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f4a1cf57258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007f4a1cf57429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007f4a23bcbbbf in QEventDispatcherGlib::processEvents (this=0xfdcad0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#25 0x00007f4a248b228e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#26 0x00007f4a23b9b402 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#27 0x00007f4a23b9b657 in QEventLoop::exec (this=0x7fffea7b24b0, flags=...) at kernel/qeventloop.cpp:204
#28 0x00007f4a23ba06e7 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#29 0x00007f4a27129cc2 in kdemain (argc=3, argv=0x7fffea7b2a38) at ../../kmix/apps/main.cpp:76
#30 0x00007f4a26d6830d in __libc_start_main (main=0x400630 <main(int, char**)>, argc=3, ubp_av=0x7fffea7b2a38, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffea7b2a28) at libc-start.c:226
#31 0x0000000000400661 in _start ()

Possible duplicates by query: bug 296717, bug 296684, bug 296639, bug 296628, bug 296570.

Reported using DrKonqi