Bug 295801

Application: kmix (4)
KDE Platform Version: 4.8.1 (4.8.1)
Qt Version: 4.8.0
Operating System: Linux 3.2.0-18-generic x86_64
Distribution: Ubuntu precise (development branch)

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

I'm just taking look in some videos when Kmix crash.
http://www.dealextreme.com/feedbacks/browseVideos.dx/sku.32311~id.19927

I'm using Kubuntu 12.04 BETA1

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 0x7f60c8ac97c0 (LWP 7751))]

Thread 3 (Thread 0x7f60a6ea4700 (LWP 7752)):
#0  0x00007f60b791eadf in ?? () from /usr/lib/nvidia-current/tls/libnvidia-tls.so.295.20
#1  0x00007f60be1cc74f in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f60be191bfd in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f60be1920d6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f60be192264 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f60c510da76 in QEventDispatcherGlib::processEvents (this=0x7f60a00008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007f60c50dd2d2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f60c50dd527 in QEventLoop::exec (this=0x7f60a6ea3cd0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f60c4fdcf97 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#9  0x00007f60c50bd06f in QInotifyFileSystemWatcherEngine::run (this=0x1170260) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x00007f60c4fdffbb in QThreadPrivate::start (arg=0x1170260) at thread/qthread_unix.cpp:298
#11 0x00007f60ba0ad354 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#12 0x00007f60becf8e9a in start_thread (arg=0x7f60a6ea4700) at pthread_create.c:308
#13 0x00007f60c839174d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#14 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f60a6498700 (LWP 7753)):
#0  0x00007f60be1cd1a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f60be1cd419 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f60be191c86 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f60be1921a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f60be192264 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f60c510da76 in QEventDispatcherGlib::processEvents (this=0x7f60940008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007f60c50dd2d2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f60c50dd527 in QEventLoop::exec (this=0x7f60a6497cd0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f60c4fdcf97 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#9  0x00007f60c50bd06f in QInotifyFileSystemWatcherEngine::run (this=0xf321a0) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x00007f60c4fdffbb in QThreadPrivate::start (arg=0xf321a0) at thread/qthread_unix.cpp:298
#11 0x00007f60ba0ad354 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#12 0x00007f60becf8e9a in start_thread (arg=0x7f60a6498700) at pthread_create.c:308
#13 0x00007f60c839174d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#14 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f60c8ac97c0 (LWP 7751)):
[KCrash Handler]
#6  0x0000000000000000 in ?? ()
#7  0x00007f60c86b1e26 in MDWSlider::update (this=0x12269c0) at ../../kmix/gui/mdwslider.cpp:1001
#8  0x00007f60c86ad64b in ViewDockAreaPopup::refreshVolumeLevels (this=<optimized out>) at ../../kmix/gui/viewdockareapopup.cpp:168
#9  0x00007f60c50f28d1 in QMetaObject::activate (sender=0x10ed020, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3547
#10 0x00007f60c50f28d1 in QMetaObject::activate (sender=0x1153990, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3547
#11 0x00007f60c8686b0c in Mixer_Backend::readSetFromHW (this=0x1153990) at ../../kmix/backends/mixer_backend.cpp:155
#12 0x00007f60c8696df5 in sink_cb (c=<optimized out>, i=<optimized out>, eol=<optimized out>) at ../../kmix/backends/mixer_pulse.cpp:191
#13 0x00007f60c6a70944 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#14 0x00007f60be6b0693 in ?? () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.1.so
#15 0x00007f60be6b0a03 in pa_pdispatch_run () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.1.so
#16 0x00007f60c6a66bdd in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#17 0x00007f60be6b52a9 in ?? () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.1.so
#18 0x00007f60c6854ab3 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse-mainloop-glib.so.0
#19 0x00007f60be191dda in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007f60be1921a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007f60be192264 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f60c510da0f in QEventDispatcherGlib::processEvents (this=0xc97ad0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#23 0x00007f60c5df8aae in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#24 0x00007f60c50dd2d2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#25 0x00007f60c50dd527 in QEventLoop::exec (this=0x7fff9a5b8d40, flags=...) at kernel/qeventloop.cpp:204
#26 0x00007f60c50e25b7 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#27 0x00007f60c869e3e2 in kdemain (argc=1, argv=0x7fff9a5b92c8) at ../../kmix/apps/main.cpp:76
#28 0x00007f60c82c276d in __libc_start_main (main=0x400630 <main(int, char**)>, argc=1, ubp_av=0x7fff9a5b92c8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff9a5b92b8) at libc-start.c:226
#29 0x0000000000400661 in _start ()

Possible duplicates by query: bug 289877, bug 289727, bug 289216, bug 288786, bug 288441.

Reported using DrKonqi