Bug 315486

Application: knotify4 (4.0)
KDE Platform Version: 4.9.4
Qt Version: 4.8.3
Operating System: Linux 3.5.0-17-generic i686
Distribution: Linux Mint 14 Nadia

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

Was trying to unlock widgets on Panel bar and crash occurreed. Had happened a couple of times at startup

-- Backtrace:
Application: KNotify (knotify4), signal: Segmentation fault
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0xb5187740 (LWP 2450))]

Thread 3 (Thread 0xb211eb40 (LWP 2451)):
#0  0xb5818f03 in g_mutex_unlock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#1  0xb57d7515 in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0xb57d7bff in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb57d7e61 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb624a99f in QEventDispatcherGlib::processEvents (this=0xb1800468, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#5  0xb621726c in QEventLoop::processEvents (this=this@entry=0xb211e228, flags=...) at kernel/qeventloop.cpp:149
#6  0xb6217561 in QEventLoop::exec (this=0xb211e228, flags=...) at kernel/qeventloop.cpp:204
#7  0xb610266c in QThread::exec (this=0x8b2e7d8) at thread/qthread.cpp:501
#8  0xb61f57bd in QInotifyFileSystemWatcherEngine::run (this=0x8b2e7d8) at io/qfilesystemwatcher_inotify.cpp:248
#9  0xb6105a58 in QThreadPrivate::start (arg=0x8b2e7d8) at thread/qthread_unix.cpp:338
#10 0xb58add4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#11 0xb5ef9d3e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 2 (Thread 0xb126bb40 (LWP 2710)):
#0  0xb773d424 in __kernel_vsyscall ()
#1  0xb58b196b in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb5f0764c in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb1648c63 in vlc_cond_wait (p_condvar=p_condvar@entry=0x8be6acc, p_mutex=p_mutex@entry=0x8be6ab4) at posix/thread.c:431
#4  0xb15bbcc1 in LoopRequest (p_playlist=0x8be69f0) at playlist/thread.c:544
#5  Thread (data=0x8be69f0) at playlist/thread.c:592
#6  0xb58add4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#7  0xb5ef9d3e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 1 (Thread 0xb5187740 (LWP 2450)):
[KCrash Handler]
#7  0xb5e4fe29 in vfprintf () from /lib/i386-linux-gnu/libc.so.6
#8  0xb5f0d549 in __vsprintf_chk () from /lib/i386-linux-gnu/libc.so.6
#9  0xb5f0d45f in __sprintf_chk () from /lib/i386-linux-gnu/libc.so.6
#10 0xb171a6a0 in sprintf (__fmt=0xb17a7958 "%s.%s", __s=0x8d8a3e8 "pcm.p\024\373\265s") at /usr/include/i386-linux-gnu/bits/stdio2.h:34
#11 try_config (list=list@entry=0xbfc2814c, base=0xb1903af4 "pcm", name=0x64726163 <Address 0x64726163 out of bounds>) at namehint.c:229
#12 0xb171ba98 in add_software_devices (list=0xbfc2814c) at namehint.c:512
#13 snd_device_name_hint (card=card@entry=-1, iface=<optimized out>, iface@entry=0xb1903af4 "pcm", hints=hints@entry=0xbfc2821c) at namehint.c:587
#14 0xb1901f4b in GetDevices (obj=obj@entry=0x8ae0500, item=item@entry=0x8c20e30, prefs_dev=<optimized out>, prefs_dev@entry=0xb1903ad0 "default") at alsa.c:738
#15 0xb19030cb in FindDevicesCallback (p_this=0x8ae0500, psz_name=0x8d51098 "alsa-audio-device", newval=..., oldval=..., p_unused=0x0) at alsa.c:720
#16 0xb1585c9e in libvlc_audio_output_device_count (p_instance=0x8b0b000, psz_audio_output=0x8d62720 "alsa") at audio.c:167
#17 0xb16c4fcb in Phonon::VLC::DeviceManager::updateDeviceList (this=0x8d4dd60) at ../../src/devicemanager.cpp:243
#18 0xb16be072 in Phonon::VLC::Backend::Backend (this=0x8b0af58, parent=0x0) at ../../src/backend.cpp:99
#19 0xb16be4bb in qt_plugin_instance () at ../../src/backend.cpp:50
#20 0xb61fb4d0 in QPluginLoader::instance (this=0xbfc285ec) at plugin/qpluginloader.cpp:204
#21 0xb19130fc in Phonon::KdePlatformPlugin::createBackend (this=this@entry=0x8a6d300, newService=...) at ../../../phonon/platform_kde/kdeplatformplugin.cpp:130
#22 0xb1913b49 in Phonon::KdePlatformPlugin::createBackend (this=0x8a6d300) at ../../../phonon/platform_kde/kdeplatformplugin.cpp:183
#23 0xb72a45a8 in Phonon::FactoryPrivate::createBackend (this=this@entry=0x8bd0148) at ../../phonon/factory.cpp:130
#24 0xb72a5ee3 in Phonon::Factory::backend (createWhenNull=createWhenNull@entry=true) at ../../phonon/factory.cpp:460
#25 0xb72a6386 in Phonon::Factory::createAudioOutput (parent=0x8a73a38) at ../../phonon/factory.cpp:356
#26 0xb729a7f9 in createBackendObject (this=0x8b906e0) at ../../phonon/audiooutput.cpp:138
#27 Phonon::AudioOutputPrivate::createBackendObject (this=0x8b906e0) at ../../phonon/audiooutput.cpp:133
#28 0xb7296afd in Phonon::AudioOutputPrivate::init (this=0x8b906e0, c=Phonon::NotificationCategory) at ../../phonon/audiooutput.cpp:111
#29 0x080540b4 in Player (this=0x8b83bd0) at ../../knotify/notifybysound.cpp:58
#30 PlayerPool::getPlayer (this=0x8b0fa7c) at ../../knotify/notifybysound.cpp:98
#31 0x08054555 in NotifyBySound::notify (this=0x8b16a60, eventId=6, config=0x8b89830) at ../../knotify/notifybysound.cpp:242
#32 0x08051340 in KNotify::emitEvent (this=this@entry=0xbfc2966c, e=e@entry=0x8b89828) at ../../knotify/knotify.cpp:230
#33 0x080520b5 in KNotify::event (this=0xbfc2966c, event=..., appname=..., contexts=..., title=..., text=..., image=..., actions=..., timeout=timeout@entry=-1, winId=winId@entry=44040224) at ../../knotify/knotify.cpp:149
#34 0x080523da in KNotifyAdaptor::event (this=this@entry=0x8b2ebe8, event=..., fromApp=..., contexts=..., title=..., text=..., image=..., actions=..., timeout=-1, winId=44040224) at ../../knotify/knotify.cpp:289
#35 0x08052592 in qt_static_metacall (_a=0xbfc28cec, _id=4, _o=0x8b2ebe8, _c=<optimized out>) at ./knotify.moc:218
#36 KNotifyAdaptor::qt_static_metacall (_o=0x8b2ebe8, _c=QMetaObject::InvokeMetaMethod, _id=4, _a=0xbfc28cec) at ./knotify.moc:208
#37 0x080526b4 in KNotifyAdaptor::qt_metacall (this=0x8b2ebe8, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xbfc28cec) at ./knotify.moc:260
#38 0xb63a06ae in QDBusConnectionPrivate::deliverCall (this=0x89ed830, object=0x8b2ebe8, msg=..., metaTypes=..., slotIdx=0) at qdbusintegrator.cpp:947
#39 0xb63a1834 in QDBusConnectionPrivate::activateCall (this=0x89ed830, object=0x8b2ebe8, flags=273, msg=...) at qdbusintegrator.cpp:857
#40 0xb63a1f12 in QDBusConnectionPrivate::activateObject (this=0x89ed830, node=..., msg=..., pathStartPos=144593153) at qdbusintegrator.cpp:1423
#41 0xb63a2308 in QDBusActivateObjectEvent::placeMetaCall (this=0x8b852d0) at qdbusintegrator.cpp:1537
#42 0xb622eeeb in QObject::event (this=0xbfc2966c, e=0x8b852d0) at kernel/qobject.cpp:1195
#43 0xb680539c in QApplicationPrivate::notify_helper (this=0x89ff5e8, receiver=0xbfc2966c, e=0x8b852d0) at kernel/qapplication.cpp:4562
#44 0xb6809daf in QApplication::notify (this=0x8b852d0, receiver=0xbfc2966c, e=0x8b852d0) at kernel/qapplication.cpp:3944
#45 0xb74cae91 in KApplication::notify (this=0xbfc2965c, receiver=0xbfc2966c, event=0x8b852d0) at ../../kdeui/kernel/kapplication.cpp:311
#46 0xb621878e in QCoreApplication::notifyInternal (this=0xbfc2965c, receiver=0xbfc2966c, event=0x8b852d0) at kernel/qcoreapplication.cpp:915
#47 0xb621c97d in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#48 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x89d8a48) at kernel/qcoreapplication.cpp:1539
#49 0xb621cc0c in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1432
#50 0xb624a804 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#51 postEventSourceDispatch (s=0x8a004f0) at kernel/qeventdispatcher_glib.cpp:279
#52 0xb57d79e3 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#53 0xb57d7d80 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#54 0xb57d7e61 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#55 0xb624a981 in QEventDispatcherGlib::processEvents (this=0x89d95d0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#56 0xb68bb9aa in QGuiEventDispatcherGlib::processEvents (this=0x89d95d0, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#57 0xb621726c in QEventLoop::processEvents (this=this@entry=0xbfc29588, flags=...) at kernel/qeventloop.cpp:149
#58 0xb6217561 in QEventLoop::exec (this=0xbfc29588, flags=...) at kernel/qeventloop.cpp:204
#59 0xb621ccba in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1187
#60 0xb6802fc4 in QApplication::exec () at kernel/qapplication.cpp:3823
#61 0x0804f700 in main (argc=1, argv=0xbfc29744) at ../../knotify/main.cpp:73

Possible duplicates by query: bug 311248, bug 307091, bug 301124, bug 298761.

Reported using DrKonqi