Bug 297431

Application: kmix (4)
KDE Platform Version: 4.8.1 (4.8.1) (Compiled from sources)
Qt Version: 4.7.4
Operating System: Linux 3.3.1+ x86_64
Distribution: "Gentoo Base System release 2.0.3"

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

Kmix crashes during system startup but works normally when manually started.

The crash can be reproduced every time.

-- Backtrace:
Application: KMix (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fb97089b760 (LWP 5504))]

Thread 2 (Thread 0x7fb94e37e700 (LWP 5857)):
#0  0x00007fb96df23113 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fb96ad06128 in g_main_context_poll (n_fds=1, fds=0x7fb9480012c0, timeout=-1, context=0x1330f30, priority=<optimized out>) at gmain.c:3402
#2  g_main_context_iterate (context=0x1330f30, block=<optimized out>, dispatch=1, self=<optimized out>) at gmain.c:3084
#3  0x00007fb96ad065d9 in g_main_context_iteration (context=0x1330f30, may_block=1) at gmain.c:3152
#4  0x00007fb96f506fc6 in QEventDispatcherGlib::processEvents (this=0x1330e40, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007fb96f4db7a2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007fb96f4db99f in QEventLoop::exec (this=0x7fb94e37ddf0, flags=...) at kernel/qeventloop.cpp:201
#7  0x00007fb96f3f406f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#8  0x00007fb96f4bea4f in QInotifyFileSystemWatcherEngine::run (this=0x140fa00) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007fb96f3f6a75 in QThreadPrivate::start (arg=0x140fa00) at thread/qthread_unix.cpp:331
#10 0x00007fb96f167d7c in start_thread (arg=0x7fb94e37e700) at pthread_create.c:301
#11 0x00007fb96df2bbad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 1 (Thread 0x7fb97089b760 (LWP 5504)):
[KCrash Handler]
#6  0x0000158000002740 in ?? ()
#7  0x00007fb95c96e6a6 in MDWSlider::update (this=0x13d50b0) at /var/tmp/portage/kde-base/kmix-4.8.1/work/kmix-4.8.1/kmix/gui/mdwslider.cpp:1001
#8  0x00007fb95c969f7b in ViewDockAreaPopup::refreshVolumeLevels (this=<optimized out>) at /var/tmp/portage/kde-base/kmix-4.8.1/work/kmix-4.8.1/kmix/gui/viewdockareapopup.cpp:168
#9  0x00007fb95c967291 in ViewBase::qt_metacall (this=0x134a930, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff6f77a640) at /var/tmp/portage/kde-base/kmix-4.8.1/work/kmix-4.8.1_build/kmix/viewbase.moc:87
#10 0x00007fb95c969950 in ViewDockAreaPopup::qt_metacall (this=0x134a930, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff6f77a640) at /var/tmp/portage/kde-base/kmix-4.8.1/work/kmix-4.8.1_build/kmix/viewdockareapopup.moc:73
#11 0x00007fb96f4ef06a in QMetaObject::activate (sender=0x1314630, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3278
#12 0x00007fb95c98604c in Mixer::qt_metacall (this=0x1314630, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff6f77a720) at /var/tmp/portage/kde-base/kmix-4.8.1/work/kmix-4.8.1_build/kmix/mixer.moc:82
#13 0x00007fb96f4ef06a in QMetaObject::activate (sender=0x1337e40, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3278
#14 0x00007fb95c94343c in Mixer_Backend::readSetFromHW (this=0x1337e40) at /var/tmp/portage/kde-base/kmix-4.8.1/work/kmix-4.8.1/kmix/backends/mixer_backend.cpp:155
#15 0x00007fb95c9536d5 in sink_cb (c=<optimized out>, i=<optimized out>, eol=<optimized out>) at /var/tmp/portage/kde-base/kmix-4.8.1/work/kmix-4.8.1/kmix/backends/mixer_pulse.cpp:191
#16 0x00007fb961606354 in context_get_sink_info_callback (pd=<optimized out>, command=<optimized out>, tag=<optimized out>, t=0x1407770, userdata=0x131df20) at pulse/introspect.c:280
#17 0x00007fb9608cbe53 in run_action (pd=0x137dbf0, r=0x131e090, command=2, ts=0x1407770) at pulsecore/pdispatch.c:279
#18 0x00007fb9608cc1c0 in pa_pdispatch_run (pd=0x137dbf0, packet=<optimized out>, creds=0x13ec620, userdata=0x138d4a0) at pulsecore/pdispatch.c:331
#19 0x00007fb9615fbebd in pstream_packet_callback (p=<optimized out>, packet=0x139d5e0, creds=0x13ec620, userdata=0x138d4a0) at pulse/context.c:335
#20 0x00007fb9608d0039 in do_read (p=0x13ec4d0) at pulsecore/pstream.c:812
#21 do_something (p=0x13ec4d0) at pulsecore/pstream.c:180
#22 0x00007fb9613e6cc3 in dispatch_func (source=0x13811b0, callback=<optimized out>, userdata=<optimized out>) at pulse/glib-mainloop.c:584
#23 0x00007fb96ad05c21 in g_main_dispatch (context=0x1161840) at gmain.c:2441
#24 g_main_context_dispatch (context=0x1161840) at gmain.c:3011
#25 0x00007fb96ad063d0 in g_main_context_iterate (context=0x1161840, block=<optimized out>, dispatch=1, self=<optimized out>) at gmain.c:3089
#26 0x00007fb96ad065d9 in g_main_context_iteration (context=0x1161840, may_block=1) at gmain.c:3152
#27 0x00007fb96f506f5f in QEventDispatcherGlib::processEvents (this=0x115bc80, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#28 0x00007fb96e757a0e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#29 0x00007fb96f4db7a2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#30 0x00007fb96f4db99f in QEventLoop::exec (this=0x7fff6f77b2e0, flags=...) at kernel/qeventloop.cpp:201
#31 0x00007fb96f4dfb07 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#32 0x00007fb95c95ac82 in kdemain (argc=3, argv=0x109df50) at /var/tmp/portage/kde-base/kmix-4.8.1/work/kmix-4.8.1/kmix/apps/main.cpp:76
#33 0x0000000000408967 in launch (argc=3, _name=0x109d968 "/usr/bin/kmix", args=<optimized out>, cwd=0x0, envc=<optimized out>, envs=<optimized out>, reset_env=false, tty=0x0, avoid_loops=false, startup_id_str=0x40b2ce "0") at /var/tmp/portage/kde-base/kdelibs-4.8.1-r3/work/kdelibs-4.8.1/kinit/kinit.cpp:734
#34 0x0000000000409a16 in handle_launcher_request (sock=7, who=<optimized out>) at /var/tmp/portage/kde-base/kdelibs-4.8.1-r3/work/kdelibs-4.8.1/kinit/kinit.cpp:1226
#35 0x0000000000409f3f in handle_requests (waitForPid=0) at /var/tmp/portage/kde-base/kdelibs-4.8.1-r3/work/kdelibs-4.8.1/kinit/kinit.cpp:1419
#36 0x0000000000405a0e in main (argc=2, argv=0x7fff6f77c450, envp=0x7fff6f77c720) at /var/tmp/portage/kde-base/kdelibs-4.8.1-r3/work/kdelibs-4.8.1/kinit/kinit.cpp:1907

Possible duplicates by query: bug 297087, bug 297013, bug 296998, bug 296989, bug 296863.

Reported using DrKonqi