Application: kontact (4.7 rc2)
KDE Platform Version: 4.6.95 (4.7 RC2)
Qt Version: 4.7.3
Operating System: Linux 3.0.0-gentoo x86_64
Distribution (Platform): Gentoo Packages

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

The git version of KWebkitPart is my default HTML engine.
Sometimes, I get this crash in Konqueror when I browse some HTML pages with Flash videos.

The crash can be reproduced some of the time.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fe44b083760 (LWP 8182))]

Thread 16 (Thread 0x7fe436bfa700 (LWP 8196)):
#0  pthread_cond_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fe447a8967d in WTF::TCMalloc_PageHeap::scavengerThread (this=<value optimized out>) at wtf/FastMalloc.cpp:2378
#2  0x00007fe447a89789 in WTF::TCMalloc_PageHeap::runScavengerThread (context=0x7fe44823cf34) at wtf/FastMalloc.cpp:1497
#3  0x00007fe443438c1a in start_thread (arg=<value optimized out>) at pthread_create.c:301
#4  0x00007fe44858267d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 15 (Thread 0x7fe4194a7700 (LWP 8459)):
#0  pthread_cond_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fe41ecd373c in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#2  0x00007fe41edee8c0 in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#3  0x00007fe41ecd386c in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#4  0x00007fe41ecd3d6e in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#5  0x00007fe443438c1a in start_thread (arg=<value optimized out>) at pthread_create.c:301
#6  0x00007fe44858267d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 14 (Thread 0x7fe418ca6700 (LWP 8460)):
#0  pthread_cond_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fe41ecd373c in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#2  0x00007fe41edee8c0 in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#3  0x00007fe41ecd386c in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#4  0x00007fe41ecd3d6e in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#5  0x00007fe443438c1a in start_thread (arg=<value optimized out>) at pthread_create.c:301
#6  0x00007fe44858267d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 13 (Thread 0x7fe4184a5700 (LWP 8461)):
#0  pthread_cond_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fe41ecd373c in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#2  0x00007fe41edee8c0 in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#3  0x00007fe41ecd386c in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#4  0x00007fe41ecd3d6e in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#5  0x00007fe443438c1a in start_thread (arg=<value optimized out>) at pthread_create.c:301
#6  0x00007fe44858267d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 12 (Thread 0x7fe417ca4700 (LWP 8462)):
#0  pthread_cond_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fe41ecd373c in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#2  0x00007fe41edee8c0 in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#3  0x00007fe41ecd386c in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#4  0x00007fe41ecd3d6e in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#5  0x00007fe443438c1a in start_thread (arg=<value optimized out>) at pthread_create.c:301
#6  0x00007fe44858267d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 11 (Thread 0x7fe414c12700 (LWP 8473)):
#0  pthread_cond_timedwait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216
#1  0x00007fe41ecd3717 in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#2  0x00007fe41ecf4ebd in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#3  0x00007fe41ecd386c in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#4  0x00007fe41ecd3d6e in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#5  0x00007fe443438c1a in start_thread (arg=<value optimized out>) at pthread_create.c:301
#6  0x00007fe44858267d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 10 (Thread 0x7fe40be42700 (LWP 8482)):
#0  pthread_cond_timedwait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216
#1  0x00007fe41ecd3717 in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#2  0x00007fe41ecf4ebd in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#3  0x00007fe41ecd386c in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#4  0x00007fe41ecd3d6e in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#5  0x00007fe443438c1a in start_thread (arg=<value optimized out>) at pthread_create.c:301
#6  0x00007fe44858267d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 9 (Thread 0x7fe40b641700 (LWP 8483)):
#0  pthread_cond_timedwait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216
#1  0x00007fe41ecd3717 in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#2  0x00007fe41ecf4ebd in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#3  0x00007fe41ecd386c in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#4  0x00007fe41ecd3d6e in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#5  0x00007fe443438c1a in start_thread (arg=<value optimized out>) at pthread_create.c:301
#6  0x00007fe44858267d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 8 (Thread 0x7fe4091b3700 (LWP 8490)):
#0  pthread_cond_timedwait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216
#1  0x00007fe41ecd3717 in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#2  0x00007fe41ecf4ebd in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#3  0x00007fe41ecd386c in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#4  0x00007fe41ecd3d6e in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#5  0x00007fe443438c1a in start_thread (arg=<value optimized out>) at pthread_create.c:301
#6  0x00007fe44858267d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 7 (Thread 0x7fe4089b2700 (LWP 8491)):
#0  pthread_cond_timedwait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216
#1  0x00007fe41ecd3717 in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#2  0x00007fe41ecf4ebd in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#3  0x00007fe41ecd386c in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#4  0x00007fe41ecd3d6e in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#5  0x00007fe443438c1a in start_thread (arg=<value optimized out>) at pthread_create.c:301
#6  0x00007fe44858267d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 6 (Thread 0x7fe4156bf700 (LWP 9050)):
#0  pthread_cond_timedwait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216
#1  0x00007fe449875ff1 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/qt4/libQtCore.so.4
#2  0x00007fe449869bf1 in ?? () from /usr/lib64/qt4/libQtCore.so.4
#3  0x00007fe4498754b5 in ?? () from /usr/lib64/qt4/libQtCore.so.4
#4  0x00007fe443438c1a in start_thread (arg=<value optimized out>) at pthread_create.c:301
#5  0x00007fe44858267d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 5 (Thread 0x7fe426d52700 (LWP 9057)):
#0  pthread_cond_timedwait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216
#1  0x00007fe449875ff1 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/qt4/libQtCore.so.4
#2  0x00007fe449869bf1 in ?? () from /usr/lib64/qt4/libQtCore.so.4
#3  0x00007fe4498754b5 in ?? () from /usr/lib64/qt4/libQtCore.so.4
#4  0x00007fe443438c1a in start_thread (arg=<value optimized out>) at pthread_create.c:301
#5  0x00007fe44858267d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 4 (Thread 0x7fe40443f700 (LWP 9058)):
#0  pthread_cond_timedwait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216
#1  0x00007fe449875ff1 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/qt4/libQtCore.so.4
#2  0x00007fe449869bf1 in ?? () from /usr/lib64/qt4/libQtCore.so.4
#3  0x00007fe4498754b5 in ?? () from /usr/lib64/qt4/libQtCore.so.4
#4  0x00007fe443438c1a in start_thread (arg=<value optimized out>) at pthread_create.c:301
#5  0x00007fe44858267d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 3 (Thread 0x7fe4277d7700 (LWP 9059)):
#0  pthread_cond_timedwait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216
#1  0x00007fe449875ff1 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/qt4/libQtCore.so.4
#2  0x00007fe449869bf1 in ?? () from /usr/lib64/qt4/libQtCore.so.4
#3  0x00007fe4498754b5 in ?? () from /usr/lib64/qt4/libQtCore.so.4
#4  0x00007fe443438c1a in start_thread (arg=<value optimized out>) at pthread_create.c:301
#5  0x00007fe44858267d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 2 (Thread 0x7fe401c3e700 (LWP 9060)):
#0  pthread_cond_timedwait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216
#1  0x00007fe449875ff1 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/qt4/libQtCore.so.4
#2  0x00007fe449869bf1 in ?? () from /usr/lib64/qt4/libQtCore.so.4
#3  0x00007fe4498754b5 in ?? () from /usr/lib64/qt4/libQtCore.so.4
#4  0x00007fe443438c1a in start_thread (arg=<value optimized out>) at pthread_create.c:301
#5  0x00007fe44858267d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 1 (Thread 0x7fe44b083760 (LWP 8182)):
[KCrash Handler]
#6  magazine_chain_pop_head (mem_size=320) at gslice.c:492
#7  thread_memory_magazine1_alloc (mem_size=320) at gslice.c:795
#8  g_slice_alloc (mem_size=320) at gslice.c:833
#9  0x00007fe4424bf656 in g_slice_alloc0 (mem_size=54280864) at gslice.c:854
#10 0x00007fe41da8752b in g_type_create_instance (type=54199856) at gtype.c:1865
#11 0x00007fe41da6b369 in g_object_constructor (type=54280864, n_construct_properties=0, construct_params=0xffffffff) at gobject.c:1615
#12 0x00007fe41da69710 in g_object_newv (object_type=<value optimized out>, n_parameters=35139584, parameters=<value optimized out>) at gobject.c:1479
#13 0x00007fe41da6a4ac in g_object_new (object_type=54199856, first_property_name=0x0) at gobject.c:1308
#14 0x00007fe4244218fa in IA__gtk_plug_new_for_display (display=0x32a2010, socket_id=113277906) at gtkplug.c:558
#15 0x00007fe41eccee9a in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#16 0x00007fe41ecc674f in ?? () from /opt/Adobe/flash-player/plugin/libflashplayer.so
#17 0x00007fe4478354f1 in WebCore::PluginView::setNPWindowIfNeeded (this=0x7fe428957380) at plugins/qt/PluginViewQt.cpp:600
#18 0x00007fe447836728 in WebCore::PluginView::updatePluginWidget (this=0x7fe428957380) at plugins/qt/PluginViewQt.cpp:138
#19 0x00007fe4478369c9 in WebCore::PluginView::platformStart (this=0x7fe428957380) at plugins/qt/PluginViewQt.cpp:882
#20 0x00007fe4476dec9d in WebCore::PluginView::start (this=0x7fe428957380) at plugins/PluginView.cpp:258
#21 0x00007fe4476def8b in WebCore::PluginView::init (this=0x7fe428957380) at plugins/PluginView.cpp:193
#22 0x00007fe4476b9828 in WebCore::ScrollView::addChild (this=0x7fe405289000, prpChild=) at platform/ScrollView.cpp:69
#23 0x00007fe4477979e3 in WebCore::moveWidgetToParentSoon (child=0x7fe428957380, parent=0x7fe405289000) at rendering/RenderWidget.cpp:85
#24 0x00007fe447797c42 in WebCore::RenderWidget::setWidget (this=0x7fe40127ee78, widget=) at rendering/RenderWidget.cpp:200
#25 0x00007fe447767f07 in WebCore::RenderPart::setWidget (this=0x33c42a0, widget=<value optimized out>) at rendering/RenderPart.cpp:52
#26 0x00007fe4475dcae9 in WebCore::FrameLoader::loadPlugin (this=0x7fe416096860, renderer=0x7fe40127ee78, url=<value optimized out>, mimeType=..., paramNames=..., paramValues=..., useFallback=false) at loader/FrameLoader.cpp:1381
#27 0x00007fe4475e0949 in WebCore::FrameLoader::requestObject (this=0x7fe416096860, renderer=0x7fe40127ee78, url=<value optimized out>, frameName=..., mimeType=..., paramNames=..., paramValues=...) at loader/FrameLoader.cpp:1286
#28 0x00007fe44772baf3 in WebCore::RenderEmbeddedObject::updateWidget (this=<value optimized out>, onlyCreateNonNetscapePlugins=<value optimized out>) at rendering/RenderEmbeddedObject.cpp:286
#29 0x00007fe4476557b3 in WebCore::FrameView::updateWidgets (this=0x7fe405289000) at page/FrameView.cpp:1502
#30 0x00007fe447656e0d in WebCore::FrameView::performPostLayoutTasks (this=0x7fe405289000) at page/FrameView.cpp:1532
#31 0x00007fe4476593a4 in WebCore::FrameView::layout (this=0x7fe405289000, allowSubtree=15) at page/FrameView.cpp:771
#32 0x00007fe44743af68 in WebCore::Document::updateLayoutIgnorePendingStylesheets (this=0x7fe40c93f800) at dom/Document.cpp:1462
#33 0x00007fe447397311 in WebCore::CSSComputedStyleDeclaration::getPropertyCSSValue (this=0x0, propertyID=1134, updateLayout=19) at css/CSSComputedStyleDeclaration.cpp:661
#34 0x00007fe44739f36e in WebCore::CSSComputedStyleDeclaration::getPropertyCSSValue (this=0x0, propertyID=-1) at css/CSSComputedStyleDeclaration.cpp:580
#35 0x00007fe4473db292 in WebCore::CSSStyleDeclaration::getPropertyCSSValue (this=0x7fe40101a300, propertyName=<value optimized out>) at css/CSSStyleDeclaration.cpp:45
#36 0x00007fe447325577 in WebCore::JSCSSStyleDeclaration::nameGetter (exec=0x7fe43566b6b8, slotBase=..., propertyName=...) at bindings/js/JSCSSStyleDeclarationCustom.cpp:156
#37 0x00007fe4479ffaaf in getValue (this=<value optimized out>, exec=0x7fe43566b6b8, propertyName=...) at runtime/PropertySlot.h:78
#38 get (this=<value optimized out>, exec=0x7fe43566b6b8, propertyName=...) at runtime/JSObject.h:630
#39 JSC::JSValue::get (this=<value optimized out>, exec=0x7fe43566b6b8, propertyName=...) at runtime/JSObject.h:614
#40 0x00007fe4479fd32a in JSC::cti_op_get_by_val (args=<value optimized out>) at jit/JITStubs.cpp:1941
#41 0x00007fe4044a2418 in ?? ()
#42 0x0000000000000000 in ?? ()

Possible duplicates by query: bug 254300.

Reported using DrKonqi