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:
Watched Youtube video and gone back to previous website. You could also say I closed the youtube video.

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 0x7f7b20901780 (LWP 8767))]

Thread 3 (Thread 0x7f7b008ce700 (LWP 8768)):
#0  0x00007f7b1600b2e0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f7b1600b559 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f7b15fcf729 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f7b15fcff1b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f7b15fd0124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f7b1cf4a426 in QEventDispatcherGlib::processEvents (this=0x7f7afc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007f7b1cf19c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f7b1cf19ed7 in QEventLoop::exec (this=0x7f7b008cddd0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f7b1ce18fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#9  0x00007f7b1cef99ff in QInotifyFileSystemWatcherEngine::run (this=0xe70d00) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x00007f7b1ce1bfcb in QThreadPrivate::start (arg=0xe70d00) at thread/qthread_unix.cpp:298
#11 0x00007f7b16b36e9a in start_thread (arg=0x7f7b008ce700) at pthread_create.c:308
#12 0x00007f7b201cf4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f7af7df2700 (LWP 8769)):
#0  0x00007f7b201c3b03 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f7b15fcfff6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f7b15fd0124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f7b1cf4a426 in QEventDispatcherGlib::processEvents (this=0x7f7af00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f7b1cf19c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f7b1cf19ed7 in QEventLoop::exec (this=0x7f7af7df1dd0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f7b1ce18fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007f7b1cef99ff in QInotifyFileSystemWatcherEngine::run (this=0xf295c0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f7b1ce1bfcb in QThreadPrivate::start (arg=0xf295c0) at thread/qthread_unix.cpp:298
#9  0x00007f7b16b36e9a in start_thread (arg=0x7f7af7df2700) at pthread_create.c:308
#10 0x00007f7b201cf4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f7b20901780 (LWP 8767)):
[KCrash Handler]
#6  0x0000000000000000 in ?? ()
#7  0x00007f7b204efe26 in MDWSlider::update (this=0xf26320) at ../../kmix/gui/mdwslider.cpp:1001
#8  0x00007f7b204eb64b in ViewDockAreaPopup::refreshVolumeLevels (this=<optimized out>) at ../../kmix/gui/viewdockareapopup.cpp:168
#9  0x00007f7b1cf2f281 in QMetaObject::activate (sender=0xebf2d0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3547
#10 0x00007f7b1cf2f281 in QMetaObject::activate (sender=0xedde90, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3547
#11 0x00007f7b204c4b0c in Mixer_Backend::readSetFromHW (this=0xedde90) at ../../kmix/backends/mixer_backend.cpp:155
#12 0x00007f7b204d3c5c in source_cb (c=<optimized out>, i=0x0, eol=<optimized out>) at ../../kmix/backends/mixer_pulse.cpp:237
#13 0x00007f7b1e8ac0e4 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#14 0x00007f7b164ee693 in ?? () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.1.so
#15 0x00007f7b164eea03 in pa_pdispatch_run () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.1.so
#16 0x00007f7b1e8a2bdd in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#17 0x00007f7b164f32a9 in ?? () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.1.so
#18 0x00007f7b1e690ab3 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse-mainloop-glib.so.0
#19 0x00007f7b15fcfc9a in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007f7b15fd0060 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007f7b15fd0124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f7b1cf4a3bf in QEventDispatcherGlib::processEvents (this=0xb04ad0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#23 0x00007f7b1dc34d5e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#24 0x00007f7b1cf19c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#25 0x00007f7b1cf19ed7 in QEventLoop::exec (this=0x7fffb91604f0, flags=...) at kernel/qeventloop.cpp:204
#26 0x00007f7b1cf1ef67 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#27 0x00007f7b204dc3e2 in kdemain (argc=1, argv=0x7fffb9160a78) at ../../kmix/apps/main.cpp:76
#28 0x00007f7b200fe76d in __libc_start_main (main=0x400630 <main(int, char**)>, argc=1, ubp_av=0x7fffb9160a78, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffb9160a68) at libc-start.c:226
#29 0x0000000000400661 in _start ()

This bug may be a duplicate of or related to bug 299708.

Possible duplicates by query: bug 299891, bug 299864, bug 299852, bug 299848, bug 299832.

Reported using DrKonqi