Application: kmix (4)
KDE Platform Version: 4.8.2 (4.8.2)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-23-generic x86_64
Distribution: Ubuntu 12.04 LTS

-- Information about the crash:
- I clicked "apply" in nvidia-settings menager, when I was adding second screen.

The crash can be reproduced every time.

-- Backtrace:
Application: KMix (kmix), signal: Illegal instruction
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f80242397c0 (LWP 12350))]

Thread 3 (Thread 0x7f800267c700 (LWP 12351)):
#0  0x00007f8023af1b03 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f80198fdff6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f80198fe124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8020878426 in QEventDispatcherGlib::processEvents (this=0x7f7ffc0008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f8020847c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f8020847ed7 in QEventLoop::exec (this=0x7f800267bcd0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f8020746fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007f80208279ff in QInotifyFileSystemWatcherEngine::run (this=0x18998a0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f8020749fcb in QThreadPrivate::start (arg=0x18998a0) at thread/qthread_unix.cpp:298
#9  0x00007f8015818b74 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007f801a464e9a in start_thread (arg=0x7f800267c700) at pthread_create.c:308
#11 0x00007f8023afd4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f8001c6f700 (LWP 12353)):
#0  0x00007f8023af00bd in read () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007f80158170bc in ?? () from /usr/lib/nvidia-current/libGL.so.1
#2  0x00007f801308ab27 in ?? () from /usr/lib/nvidia-current/tls/libnvidia-tls.so.295.40
#3  0x00007f801993888f in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f80198fdabd in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f80198fdf96 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f80198fe124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f8020878426 in QEventDispatcherGlib::processEvents (this=0x7f7ff00008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#8  0x00007f8020847c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#9  0x00007f8020847ed7 in QEventLoop::exec (this=0x7f8001c6ecd0, flags=...) at kernel/qeventloop.cpp:204
#10 0x00007f8020746fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#11 0x00007f80208279ff in QInotifyFileSystemWatcherEngine::run (this=0x1584110) at io/qfilesystemwatcher_inotify.cpp:248
#12 0x00007f8020749fcb in QThreadPrivate::start (arg=0x1584110) at thread/qthread_unix.cpp:298
#13 0x00007f8015818b74 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#14 0x00007f801a464e9a in start_thread (arg=0x7f8001c6f700) at pthread_create.c:308
#15 0x00007f8023afd4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#16 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f80242397c0 (LWP 12350)):
[KCrash Handler]
#6  0x00007f80209228c0 in qt_meta_data_QObject () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#7  0x00007f8023e1de35 in MDWSlider::update (this=0x19368d0) at ../../kmix/gui/mdwslider.cpp:1001
#8  0x00007f8023e1964b in ViewDockAreaPopup::refreshVolumeLevels (this=<optimized out>) at ../../kmix/gui/viewdockareapopup.cpp:168
#9  0x00007f802085d281 in QMetaObject::activate (sender=0x16705b0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3547
#10 0x00007f802085d281 in QMetaObject::activate (sender=0x18c2c40, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3547
#11 0x00007f8023df2b0c in Mixer_Backend::readSetFromHW (this=0x18c2c40) at ../../kmix/backends/mixer_backend.cpp:155
#12 0x00007f8023e02df5 in sink_cb (c=<optimized out>, i=<optimized out>, eol=<optimized out>) at ../../kmix/backends/mixer_pulse.cpp:191
#13 0x00007f80221da944 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#14 0x00007f8019e1c693 in ?? () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.1.so
#15 0x00007f8019e1ca03 in pa_pdispatch_run () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.1.so
#16 0x00007f80221d0bdd in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#17 0x00007f8019e212a9 in ?? () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.1.so
#18 0x00007f8021fbeab3 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse-mainloop-glib.so.0
#19 0x00007f80198fdc9a in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007f80198fe060 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007f80198fe124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f80208783bf in QEventDispatcherGlib::processEvents (this=0x1430ad0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#23 0x00007f8021562d6e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#24 0x00007f8020847c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#25 0x00007f8020847ed7 in QEventLoop::exec (this=0x7ffff7753000, flags=...) at kernel/qeventloop.cpp:204
#26 0x00007f802084cf67 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#27 0x00007f8023e0a3e2 in kdemain (argc=1, argv=0x7ffff7753588) at ../../kmix/apps/main.cpp:76
#28 0x00007f8023a2c76d in __libc_start_main (main=0x400630 <main(int, char**)>, argc=1, ubp_av=0x7ffff7753588, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffff7753578) at libc-start.c:226
#29 0x0000000000400661 in _start ()

Possible duplicates by query: bug 298981, bug 298964, bug 298957, bug 298926, bug 298885.

Reported using DrKonqi