Bug 298230

Application: kmix (4)
KDE Platform Version: 4.8.2 (4.8.2)
Qt Version: 4.8.1
Operating System: Linux 3.0.0-19-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
many crashes with kmix when firefox (11&12) play flash video or flash game. flash version 11.

The crash can be reproduced some of the time.

-- Backtrace:
Application: KMix (kmix), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fb075b577a0 (LWP 26136))]

Thread 3 (Thread 0x7fb0568d8700 (LWP 26140)):
#0  0x00007fb075438473 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fb06b570f68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb06b571429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb0721e55a6 in QEventDispatcherGlib::processEvents (this=0x14a74d0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007fb0721b4d82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fb0721b4fd7 in QEventLoop::exec (this=0x7fb0568d7db0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fb0720b4077 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007fb072194aff in QInotifyFileSystemWatcherEngine::run (this=0x14d8a10) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fb0720b709b in QThreadPrivate::start (arg=0x14d8a10) at thread/qthread_unix.cpp:298
#9  0x00007fb06c0daefc in start_thread (arg=0x7fb0568d8700) at pthread_create.c:304
#10 0x00007fb07544459d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fb055ecc700 (LWP 26141)):
#0  0x00007fb075438473 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fb06b570f68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb06b571429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb0721e55a6 in QEventDispatcherGlib::processEvents (this=0x1731360, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007fb0721b4d82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fb0721b4fd7 in QEventLoop::exec (this=0x7fb055ecbdb0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fb0720b4077 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007fb072194aff in QInotifyFileSystemWatcherEngine::run (this=0x1730b50) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fb0720b709b in QThreadPrivate::start (arg=0x1730b50) at thread/qthread_unix.cpp:298
#9  0x00007fb06c0daefc in start_thread (arg=0x7fb055ecc700) at pthread_create.c:304
#10 0x00007fb07544459d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fb075b577a0 (LWP 26136)):
[KCrash Handler]
#6  0x00007fb072504d40 in typeinfo for QAbstractAnimationPrivate () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#7  0x00007fb075757756 in MDWSlider::update (this=0x16ff7d0) at ../../kmix/gui/mdwslider.cpp:1001
#8  0x00007fb07575300b in ViewDockAreaPopup::refreshVolumeLevels (this=<optimized out>) at ../../kmix/gui/viewdockareapopup.cpp:168
#9  0x00007fb075750311 in ViewBase::qt_metacall (this=0x16ef3f0, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fffe4d7d630) at ./viewbase.moc:87
#10 0x00007fb0757529e0 in ViewDockAreaPopup::qt_metacall (this=0x16ef3f0, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fffe4d7d630) at ./viewdockareapopup.moc:73
#11 0x00007fb0721ca589 in QMetaObject::activate (sender=0x1483890, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3566
#12 0x00007fb07576f0cc in Mixer::qt_metacall (this=0x1483890, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fffe4d7d780) at ./mixer.moc:82
#13 0x00007fb0721ca589 in QMetaObject::activate (sender=0x164cf20, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3566
#14 0x00007fb07572c38c in Mixer_Backend::readSetFromHW (this=0x164cf20) at ../../kmix/backends/mixer_backend.cpp:155
#15 0x00007fb07573c725 in sink_cb (c=<optimized out>, i=<optimized out>, eol=<optimized out>) at ../../kmix/backends/mixer_pulse.cpp:191
#16 0x00007fb073b44ce4 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#17 0x00007fb06ba925f3 in ?? () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.0.so
#18 0x00007fb06ba92963 in pa_pdispatch_run () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.0.so
#19 0x00007fb073b3ac1d in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#20 0x00007fb06ba97209 in ?? () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.0.so
#21 0x00007fb073928b23 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse-mainloop-glib.so.0
#22 0x00007fb06b570a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007fb06b571258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007fb06b571429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007fb0721e553f in QEventDispatcherGlib::processEvents (this=0x126dad0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#26 0x00007fb072ecc4ee in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#27 0x00007fb0721b4d82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#28 0x00007fb0721b4fd7 in QEventLoop::exec (this=0x7fffe4d7e350, flags=...) at kernel/qeventloop.cpp:204
#29 0x00007fb0721ba067 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#30 0x00007fb075743cc2 in kdemain (argc=1, argv=0x7fffe4d7e8d8) at ../../kmix/apps/main.cpp:76
#31 0x00007fb07538230d in __libc_start_main (main=0x400630 <main(int, char**)>, argc=1, ubp_av=0x7fffe4d7e8d8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffe4d7e8c8) at libc-start.c:226
#32 0x0000000000400661 in _start ()

Possible duplicates by query: bug 297508, bug 288786.

Reported using DrKonqi