Bug 324175

Application: konqueror (4.8.4 (4.8.4))
KDE Platform Version: 4.8.4 (4.8.4)
Qt Version: 4.8.2
Operating System: Linux 3.2.0-4-686-pae i686
Distribution: Debian GNU/Linux 7.1 (wheezy)

-- Information about the crash:
- What I was doing when the application crashed:
Opening a youtube video in konqueror
- Custom settings of the application:
Konqueror 4.8.4,
previously installed flashplayer-nonfree

The crash can be reproduced every time.

-- Backtrace:
Application: Konqueror (konqueror), signal: Segmentation fault
Using host libthread_db library "/lib/i386-linux-gnu/i686/cmov/libthread_db.so.1".
[Current thread is 1 (Thread 0xb4be2710 (LWP 14303))]

Thread 3 (Thread 0xaecf5b70 (LWP 14310)):
#0  QThreadData::current () at thread/qthread_unix.cpp:203
#1  0xb66b20ff in postEventSourcePrepare (s=s@entry=0xb2c1530, timeout=timeout@entry=0x0) at kernel/qeventdispatcher_glib.cpp:256
#2  0xb66b2187 in postEventSourceCheck (source=0xb2c1530) at kernel/qeventdispatcher_glib.cpp:272
#3  0xb520b4bf in g_main_context_check () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb520b982 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb520bb51 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0xb66b284f in QEventDispatcherGlib::processEvents (this=0xb29bef0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#7  0xb667f01c in QEventLoop::processEvents (this=this@entry=0xaecf52b8, flags=...) at kernel/qeventloop.cpp:149
#8  0xb667f311 in QEventLoop::exec (this=0xaecf52b8, flags=...) at kernel/qeventloop.cpp:204
#9  0xb656bb3c in QThread::exec (this=0xb288090) at thread/qthread.cpp:501
#10 0xb70f6b6f in KIO::NameLookUpThread::run (this=0xb288090) at ../../kio/kio/hostinfo.cpp:226
#11 0xb656ef00 in QThreadPrivate::start (arg=0xb288090) at thread/qthread_unix.cpp:307
#12 0xb52dcc39 in start_thread (arg=0xaecf5b70) at pthread_create.c:304
#13 0xb75b078e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 2 (Thread 0xaf19fb70 (LWP 14339)):
#0  0xb7736424 in __kernel_vsyscall ()
#1  0xb52e120a in __pthread_cond_wait (cond=0xb929ec4, mutex=0xb929eac) at pthread_cond_wait.c:153
#2  0xb75bd87d in __pthread_cond_wait (cond=0xb929ec4, mutex=0xb929eac) at forward.c:139
#3  0xaf9d8ea3 in vlc_cond_wait (p_condvar=p_condvar@entry=0xb929ec4, p_mutex=p_mutex@entry=0xb929eac) at posix/thread.c:431
#4  0xaf94baa1 in LoopRequest (p_playlist=0xb929de8) at playlist/thread.c:544
#5  Thread (data=0xb929de8) at playlist/thread.c:592
#6  0xb52dcc39 in start_thread (arg=0xaf19fb70) at pthread_create.c:304
#7  0xb75b078e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 1 (Thread 0xb4be2710 (LWP 14303)):
[KCrash Handler]
#7  __strcpy_chk (dest=0xc5d8700 "pcm.(null)", src=0x0, destlen=128) at strcpy_chk.c:38
#8  0xafc47acf in ?? () from /usr/lib/i386-linux-gnu/libasound.so.2
#9  0xafc48cc8 in snd_device_name_hint () from /usr/lib/i386-linux-gnu/libasound.so.2
#10 0xafeaa12b in GetDevices (obj=obj@entry=0xc45f760, item=item@entry=0xc5b72e8, prefs_dev=<optimized out>, prefs_dev@entry=0xafeabc7e "default") at alsa.c:730
#11 0xafeab2ab in FindDevicesCallback (p_this=0xc45f760, psz_name=0xb78e280 "alsa-audio-device", newval=..., oldval=..., p_unused=0x0) at alsa.c:712
#12 0xafd93cbe in libvlc_audio_output_device_count (p_instance=0xa699aa8, psz_audio_output=0xb78d2c8 "alsa") at audio.c:167
#13 0xafdd3a6b in Phonon::VLC::DeviceManager::updateDeviceList (this=0xa495398) at ../../src/devicemanager.cpp:243
#14 0xafdccb08 in Phonon::VLC::Backend::Backend (this=0xc4d61b0, parent=0x0) at ../../src/backend.cpp:99
#15 0xafdccf5b in qt_plugin_instance () at ../../src/backend.cpp:50
#16 0xb6663480 in QPluginLoader::instance (this=0xbf8d591c) at plugin/qpluginloader.cpp:204
#17 0xafe3d75c in Phonon::KdePlatformPlugin::createBackend (this=this@entry=0xac59f68, newService=...) at ../../../phonon/platform_kde/kdeplatformplugin.cpp:130
#18 0xafe3e1a9 in Phonon::KdePlatformPlugin::createBackend (this=0xac59f68) at ../../../phonon/platform_kde/kdeplatformplugin.cpp:183
#19 0xb19ac2b8 in Phonon::FactoryPrivate::createBackend (this=this@entry=0xa8325d0) at ../../phonon/factory.cpp:130
#20 0xb19adbfb in Phonon::Factory::backend (createWhenNull=createWhenNull@entry=true) at ../../phonon/factory.cpp:460
#21 0xb19ae096 in Phonon::Factory::createAudioOutput (parent=0xc4a6168) at ../../phonon/factory.cpp:356
#22 0xb19a250b in createBackendObject (this=0xba8c778) at ../../phonon/audiooutput.cpp:138
#23 Phonon::AudioOutputPrivate::createBackendObject (this=0xba8c778) at ../../phonon/audiooutput.cpp:133
#24 0xb199e81f in Phonon::AudioOutputPrivate::init (this=0xba8c778, c=Phonon::VideoCategory) at ../../phonon/audiooutput.cpp:111
#25 0xb19d85b1 in ensureCreated (this=0xab5a670) at ../../phonon/videoplayer.cpp:67
#26 Phonon::VideoPlayerPrivate::ensureCreated (this=0xab5a670) at ../../phonon/videoplayer.cpp:60
#27 0xb19d8b45 in Phonon::VideoPlayer::setVolume (this=0xb8086a8, v=0) at ../../phonon/videoplayer.cpp:185
#28 0xb1c320f6 in khtml::HTMLMediaElement::updateVolume (this=0xa845310) at ../../khtml/html/HTMLMediaElement.cpp:513
#29 0xb1db45bf in khtml::JSHTMLMediaElement::putValueProperty (this=0xafe9e8c0, exec=0xbf8d5e9c, token=207456000, value=0x80) at JSHTMLMediaElement.cpp:459
#30 0xb1db6458 in lookupPut<khtml::JSHTMLVideoElement, khtml::JSHTMLMediaElement> (thisObj=0xafe9e8c0, table=0xb204f8b0, attr=0, value=0x6, propertyName=..., exec=0xbf8d5e9c) at ../../kjs/lookup.h:267
#31 khtml::JSHTMLVideoElement::put (this=0xafe9e8c0, exec=0xbf8d5e9c, propertyName=..., value=0x6, attr=0) at JSHTMLVideoElement.cpp:176
#32 0xb18f1634 in KJS::Machine::runBlock (exec=0xbf8d5e9c, codeBlock=..., parentExec=0xbf8d616c) at codes.def:672
#33 0xb18d9854 in KJS::FunctionImp::callAsFunction (this=0xafd64d20, exec=0xbf8d616c, thisObj=0xafd67b80, args=...) at ../../kjs/function.cpp:173
#34 0xb18d883e in call (args=..., thisObj=0xafd67b80, exec=0xbf8d616c, this=0xafd64d20) at ../../kjs/object.h:614
#35 KJS::FunctionImp::construct (this=0xafd64d20, exec=0xbf8d616c, args=...) at ../../kjs/function.cpp:339
#36 0xb18f6d05 in KJS::Machine::runBlock (exec=0xbf8d616c, codeBlock=..., parentExec=0xbf8d643c) at codes.def:1244
#37 0xb18d9854 in KJS::FunctionImp::callAsFunction (this=0xafe7e0e0, exec=0xbf8d643c, thisObj=0xafe002c0, args=...) at ../../kjs/function.cpp:173
#38 0xb18d883e in call (args=..., thisObj=0xafe002c0, exec=0xbf8d643c, this=0xafe7e0e0) at ../../kjs/object.h:614
#39 KJS::FunctionImp::construct (this=0xafe7e0e0, exec=0xbf8d643c, args=...) at ../../kjs/function.cpp:339
#40 0xb18f6d05 in KJS::Machine::runBlock (exec=0xbf8d643c, codeBlock=..., parentExec=0xbf8d673c) at codes.def:1244
#41 0xb18d9854 in KJS::FunctionImp::callAsFunction (this=0xafe159e0, exec=0xbf8d673c, thisObj=0xafd27e20, args=...) at ../../kjs/function.cpp:173
#42 0xb18c0ddc in call (args=..., thisObj=0xafd27e20, exec=0xbf8d673c, this=0xafe159e0) at ../../kjs/object.h:614
#43 KJS::FunctionProtoFunc::callAsFunction (this=0xafe802e0, exec=0xbf8d673c, thisObj=0xafe159e0, args=...) at ../../kjs/function_object.cpp:123
#44 0xb18f6bf5 in call (args=..., thisObj=<optimized out>, exec=<optimized out>, this=<optimized out>) at ../../kjs/object.h:614
#45 KJS::Machine::runBlock (exec=0xbf8d673c, codeBlock=..., parentExec=0xbf8d6a3c) at codes.def:1223
#46 0xb18d9854 in KJS::FunctionImp::callAsFunction (this=0xafe158c0, exec=0xbf8d6a3c, thisObj=0xb0730000, args=...) at ../../kjs/function.cpp:173
#47 0xb18c0ddc in call (args=..., thisObj=0xb0730000, exec=0xbf8d6a3c, this=0xafe158c0) at ../../kjs/object.h:614
#48 KJS::FunctionProtoFunc::callAsFunction (this=0xafe802e0, exec=0xbf8d6a3c, thisObj=0xafe158c0, args=...) at ../../kjs/function_object.cpp:123
#49 0xb18f6bf5 in call (args=..., thisObj=<optimized out>, exec=<optimized out>, this=<optimized out>) at ../../kjs/object.h:614
#50 KJS::Machine::runBlock (exec=0xbf8d6a3c, codeBlock=..., parentExec=0xbf8d6ccc) at codes.def:1223
#51 0xb18d9854 in KJS::FunctionImp::callAsFunction (this=0xb072e620, exec=0xbf8d6ccc, thisObj=0xb0730000, args=...) at ../../kjs/function.cpp:173
#52 0xb18f6bf5 in call (args=..., thisObj=<optimized out>, exec=<optimized out>, this=<optimized out>) at ../../kjs/object.h:614
#53 KJS::Machine::runBlock (exec=0xbf8d6ccc, codeBlock=..., parentExec=0xa16ac28) at codes.def:1223
#54 0xb18d9854 in KJS::FunctionImp::callAsFunction (this=0xafe13f20, exec=0xa16ac28, thisObj=0xb0730000, args=...) at ../../kjs/function.cpp:173
#55 0xb1d7e6c8 in call (args=..., thisObj=<optimized out>, exec=<optimized out>, this=<optimized out>) at ../../kjs/object.h:614
#56 KJS::ScheduledAction::execute (this=0xa499610, window=0xb0730000) at ../../khtml/ecma/kjs_window.cpp:2283
#57 0xb1d87956 in KJS::WindowQObject::timerEvent (this=0xa7593a0) at ../../khtml/ecma/kjs_window.cpp:2458
#58 0xb6696b04 in QObject::event (this=0xa7593a0, e=0xbf8d7300) at kernel/qobject.cpp:1157
#59 0xb5aea47c in QApplicationPrivate::notify_helper (this=0x9e463d0, receiver=0xa7593a0, e=0xbf8d7300) at kernel/qapplication.cpp:4556
#60 0xb5aeee7f in QApplication::notify (this=0xbf8d7300, receiver=0xa7593a0, e=0xbf8d7300) at kernel/qapplication.cpp:3938
#61 0xb6ccd6b1 in KApplication::notify (this=0xbf8d76b4, receiver=0xa7593a0, event=0xbf8d7300) at ../../kdeui/kernel/kapplication.cpp:311
#62 0xb668054e in QCoreApplication::notifyInternal (this=0xbf8d76b4, receiver=0xa7593a0, event=0xbf8d7300) at kernel/qcoreapplication.cpp:915
#63 0xb66b5010 in sendEvent (event=0xbf8d7300, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#64 QTimerInfoList::activateTimers (this=0x9e483fc) at kernel/qeventdispatcher_unix.cpp:611
#65 0xb66b21b8 in timerSourceDispatch (source=0x9e483c8) at kernel/qeventdispatcher_glib.cpp:186
#66 timerSourceDispatch (source=0x9e483c8) at kernel/qeventdispatcher_glib.cpp:180
#67 0xb66b21f2 in idleTimerSourceDispatch (source=0x9e48b88) at kernel/qeventdispatcher_glib.cpp:233
#68 0xb520b6d3 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#69 0xb520ba70 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#70 0xb520bb51 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#71 0xb66b2831 in QEventDispatcherGlib::processEvents (this=0x9e24ed8, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#72 0xb5b9d1fa in QGuiEventDispatcherGlib::processEvents (this=0x9e24ed8, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#73 0xb667f01c in QEventLoop::processEvents (this=this@entry=0xbf8d7588, flags=...) at kernel/qeventloop.cpp:149
#74 0xb667f311 in QEventLoop::exec (this=0xbf8d7588, flags=...) at kernel/qeventloop.cpp:204
#75 0xb6684a8a in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1187
#76 0xb5ae82f4 in QApplication::exec () at kernel/qapplication.cpp:3817
#77 0xb7701d3a in kdemain (argc=2, argv=0xbf8d78b4) at ../../../konqueror/src/konqmain.cpp:227
#78 0x0804861b in main (argc=2, argv=0xbf8d78b4) at konqueror_dummy.cpp:3

Possible duplicates by query: bug 268185.

Reported using DrKonqi