Bug 299720

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:
K -> Leave -> Sleep

Press power button, laptop wakes up -> kmix crashes.

-- 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 0x7f16befb9780 (LWP 1724))]

Thread 3 (Thread 0x7f169ef77700 (LWP 1755)):
#0  0x00007f16b51e805d in __pthread_mutex_unlock_usercnt (mutex=<optimized out>, decr=<optimized out>) at pthread_mutex_unlock.c:52
#1  __pthread_mutex_unlock (mutex=0x7f1698000a60) at pthread_mutex_unlock.c:290
#2  0x00007f16b46b9591 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f16b467d713 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f16b467df1b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f16b467e124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f16bb5f8426 in QEventDispatcherGlib::processEvents (this=0x7f16980008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#7  0x00007f16bb5c7c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#8  0x00007f16bb5c7ed7 in QEventLoop::exec (this=0x7f169ef76dd0, flags=...) at kernel/qeventloop.cpp:204
#9  0x00007f16bb4c6fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#10 0x00007f16bb5a79ff in QInotifyFileSystemWatcherEngine::run (this=0x1496860) at io/qfilesystemwatcher_inotify.cpp:248
#11 0x00007f16bb4c9fcb in QThreadPrivate::start (arg=0x1496860) at thread/qthread_unix.cpp:298
#12 0x00007f16b51e4e9a in start_thread (arg=0x7f169ef77700) at pthread_create.c:308
#13 0x00007f16be87d4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#14 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f169e56a700 (LWP 1946)):
#0  0x00007f16b46b9591 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f16b467debc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f16b467e124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f16bb5f8426 in QEventDispatcherGlib::processEvents (this=0x7f168c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f16bb5c7c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f16bb5c7ed7 in QEventLoop::exec (this=0x7f169e569dd0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f16bb4c6fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007f16bb5a79ff in QInotifyFileSystemWatcherEngine::run (this=0x1366e00) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f16bb4c9fcb in QThreadPrivate::start (arg=0x1366e00) at thread/qthread_unix.cpp:298
#9  0x00007f16b51e4e9a in start_thread (arg=0x7f169e56a700) at pthread_create.c:308
#10 0x00007f16be87d4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f16befb9780 (LWP 1724)):
[KCrash Handler]
#6  0x00007f16beb41898 in main_arena () from /lib/x86_64-linux-gnu/libc.so.6
#7  0x00007f16beb9de26 in MDWSlider::update (this=0x1547ea0) at ../../kmix/gui/mdwslider.cpp:1001
#8  0x00007f16beb9964b in ViewDockAreaPopup::refreshVolumeLevels (this=<optimized out>) at ../../kmix/gui/viewdockareapopup.cpp:168
#9  0x00007f16bb5dd281 in QMetaObject::activate (sender=0x14b8730, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3547
#10 0x00007f16bb5dd281 in QMetaObject::activate (sender=0x14b2090, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3547
#11 0x00007f16beb72b0c in Mixer_Backend::readSetFromHW (this=0x14b2090) at ../../kmix/backends/mixer_backend.cpp:155
#12 0x00007f16beb82df5 in sink_cb (c=<optimized out>, i=<optimized out>, eol=<optimized out>) at ../../kmix/backends/mixer_pulse.cpp:191
#13 0x00007f16bcf5a944 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#14 0x00007f16b4b9c693 in ?? () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.1.so
#15 0x00007f16b4b9ca03 in pa_pdispatch_run () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.1.so
#16 0x00007f16bcf50bdd in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#17 0x00007f16b4ba12a9 in ?? () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.1.so
#18 0x00007f16bcd3eab3 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse-mainloop-glib.so.0
#19 0x00007f16b467dc9a in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007f16b467e060 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007f16b467e124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f16bb5f8426 in QEventDispatcherGlib::processEvents (this=0x1150ad0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#23 0x00007f16bc2e2d6e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:207
#24 0x00007f16bb5c7c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#25 0x00007f16bb5c7ed7 in QEventLoop::exec (this=0x7ffff34c0030, flags=...) at kernel/qeventloop.cpp:204
#26 0x00007f16bb5ccf67 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#27 0x00007f16beb8a3e2 in kdemain (argc=3, argv=0x7ffff34c05b8) at ../../kmix/apps/main.cpp:76
#28 0x00007f16be7ac76d in __libc_start_main (main=0x400630 <main(int, char**)>, argc=3, ubp_av=0x7ffff34c05b8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffff34c05a8) at libc-start.c:226
#29 0x0000000000400661 in _start ()

Possible duplicates by query: bug 299708, bug 299693, bug 299659, bug 299650, bug 299613.

Reported using DrKonqi