Bug 235169

Application: dolphin (1.4)
KDE Platform Version: 4.4.1 (KDE 4.4.1)
Qt Version: 4.6.2
Operating System: Linux 2.6.32.11-99.fc12.x86_64 x86_64
Distribution (Platform): Fedora RPMs

-- Information about the crash:
Dolphin crashed when scrolling in the file window containing many videos (possibly preparing video thumbnails?).

 -- Backtrace:
Application: Dolphin (dolphin), signal: Segmentation fault
87	  int result = INLINE_SYSCALL (poll, 3, CHECK_N (fds, nfds), nfds, timeout);
[Current thread is 1 (Thread 0x7faa09207840 (LWP 29130))]

Thread 3 (Thread 0x7fa9fe63e710 (LWP 29163)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:211
#1  0x0000003b3e0134b1 in ?? () from /usr/lib64/libxine.so.1
#2  0x0000003838e06a3a in start_thread (arg=0x7fa9fe63e710) at pthread_create.c:297
#3  0x00000038386de65d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#4  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fa9ed3b9710 (LWP 18484)):
[KCrash Handler]
#5  deref (this=0x1d5c848, other=...) at ../../src/corelib/arch/qatomic_x86_64.h:133
#6  QString::operator= (this=0x1d5c848, other=...) at tools/qstring.cpp:1281
#7  0x0000000000458713 in KLoadMetaDataThread::run (this=<value optimized out>) at /usr/src/debug/kdebase-4.4.1/apps/dolphin/src/panels/information/kloadmetadatathread.cpp:89
#8  0x00000038452709a5 in QThreadPrivate::start (arg=0x1d5c830) at thread/qthread_unix.cpp:248
#9  0x0000003838e06a3a in start_thread (arg=0x7fa9ed3b9710) at pthread_create.c:297
#10 0x00000038386de65d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7faa09207840 (LWP 29130)):
#0  0x00000038386d51c3 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x000000383a60885a in ?? () from /usr/lib64/libxcb.so.1
#2  0x000000383a608d87 in ?? () from /usr/lib64/libxcb.so.1
#3  0x000000383a609035 in xcb_writev () from /usr/lib64/libxcb.so.1
#4  0x0000003839e4d38a in _XSend (dpy=0x151d220, data=<value optimized out>, size=<value optimized out>) at xcb_io.c:332
#5  0x0000003839e39803 in SendZImage (dpy=0x151d220, d=<value optimized out>, gc=<value optimized out>, image=0x1f224b0, req_xoffset=<value optimized out>, req_yoffset=<value optimized out>, 
    x=<value optimized out>, y=<value optimized out>, req_width=<value optimized out>, req_height=<value optimized out>, dest_bits_per_pixel=<value optimized out>, 
    dest_scanline_pad=<value optimized out>) at PutImage.c:804
#6  PutImageRequest (dpy=0x151d220, d=<value optimized out>, gc=<value optimized out>, image=0x1f224b0, req_xoffset=<value optimized out>, req_yoffset=<value optimized out>, x=<value optimized out>, 
    y=<value optimized out>, req_width=<value optimized out>, req_height=<value optimized out>, dest_bits_per_pixel=<value optimized out>, dest_scanline_pad=<value optimized out>) at PutImage.c:872
#7  PutSubImage (dpy=0x151d220, d=<value optimized out>, gc=<value optimized out>, image=0x1f224b0, req_xoffset=<value optimized out>, req_yoffset=<value optimized out>, x=<value optimized out>, 
    y=<value optimized out>, req_width=<value optimized out>, req_height=<value optimized out>, dest_bits_per_pixel=<value optimized out>, dest_scanline_pad=<value optimized out>) at PutImage.c:910
#8  0x0000003839e399ee in XPutImage (dpy=0x151d220, d=<value optimized out>, gc=<value optimized out>, image=0x1f224b0, req_xoffset=0, req_yoffset=<value optimized out>, x=<value optimized out>, 
    y=<value optimized out>, req_width=<value optimized out>, req_height=<value optimized out>) at PutImage.c:1029
#9  0x000000384748ac41 in QX11PixmapData::fromImage (this=0x1a18f20, img=<value optimized out>, flags=<value optimized out>) at image/qpixmap_x11.cpp:612
#10 0x00000038474786de in QPixmap::fromImage (image=..., flags=...) at image/qpixmap.cpp:1999
#11 0x00000038474d84b8 in QPaintEngine::drawImage (this=0x19d3f20, r=..., image=..., sr=<value optimized out>, flags=<value optimized out>) at painting/qpaintengine.cpp:623
#12 0x000000384758b672 in QX11PaintEngine::drawImage (this=0x19d3f20, r=..., image=..., sr=..., flags=...) at painting/qpaintengine_x11.cpp:1893
#13 0x00000038474ebf0f in QPainterPrivate::draw_helper (this=0x1a17aa0, originalPath=<value optimized out>, op=<value optimized out>) at painting/qpainter.cpp:484
#14 0x00000038474f346a in QPainter::drawRoundedRect (this=0x7fff2e64ad00, rect=<value optimized out>, xRadius=<value optimized out>, yRadius=<value optimized out>, mode=<value optimized out>)
    at painting/qpainter.cpp:4136
#15 0x00007faa02b5e827 in ?? () from /usr/lib64/kde4/plugins/styles/oxygen.so
#16 0x00007faa02b5f1aa in ?? () from /usr/lib64/kde4/plugins/styles/oxygen.so
#17 0x00007faa02b538ac in ?? () from /usr/lib64/kde4/plugins/styles/oxygen.so
#18 0x0000003848a16760 in KStyle::drawControl (this=0x1557410, element=CE_ScrollBarSlider, option=0x7fff2e649e40, p=<value optimized out>, widget=0x1b19230)
    at /usr/src/debug/kdelibs-4.4.1/kdeui/kernel/kstyle.cpp:2266
#19 0x00007faa02b56603 in ?? () from /usr/lib64/kde4/plugins/styles/oxygen.so
#20 0x00000038476944f0 in QCommonStyle::drawComplexControl (this=0x1557410, cc=<value optimized out>, opt=0x7fff2e64ac80, p=0x7fff2e64ad00, widget=0x1b19230) at styles/qcommonstyle.cpp:3236
#21 0x0000003848a1304e in KStyle::drawComplexControl (this=0x1557410, cc=<value optimized out>, opt=<value optimized out>, p=<value optimized out>, w=0x1b19230)
    at /usr/src/debug/kdelibs-4.4.1/kdeui/kernel/kstyle.cpp:3591
#22 0x00007faa02b5442a in ?? () from /usr/lib64/kde4/plugins/styles/oxygen.so
#23 0x00000038477bdcdf in QScrollBar::paintEvent (this=0x1b19230) at widgets/qscrollbar.cpp:547
#24 0x00000038473f571a in QWidget::event (this=0x1b19230, event=0x7fff2e64b510) at kernel/qwidget.cpp:8144
#25 0x00000038473aa9dc in QApplicationPrivate::notify_helper (this=0x14f89a0, receiver=0x1b19230, e=0x7fff2e64b510) at kernel/qapplication.cpp:4300
#26 0x00000038473b0aab in QApplication::notify (this=<value optimized out>, receiver=0x1b19230, e=0x7fff2e64b510) at kernel/qapplication.cpp:4183
#27 0x0000003848a06846 in KApplication::notify (this=0x7fff2e64e630, receiver=0x1b19230, event=0x7fff2e64b510) at /usr/src/debug/kdelibs-4.4.1/kdeui/kernel/kapplication.cpp:302
#28 0x000000384535774c in QCoreApplication::notifyInternal (this=0x7fff2e64e630, receiver=0x1b19230, event=0x7fff2e64b510) at kernel/qcoreapplication.cpp:704
#29 0x00000038473fd2cc in sendSpontaneousEvent (this=0x1b19d00, pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=4, sharedPainter=0x0, backingStore=0x186d920)
    at ../../src/corelib/kernel/qcoreapplication.h:218
#30 QWidgetPrivate::drawWidget (this=0x1b19d00, pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=4, sharedPainter=0x0, backingStore=0x186d920) at kernel/qwidget.cpp:5339
#31 0x00000038473fdf58 in QWidgetPrivate::paintSiblingsRecursive (this=<value optimized out>, pdev=<value optimized out>, siblings=<value optimized out>, index=<value optimized out>, 
    rgn=<value optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0, backingStore=0x186d920) at kernel/qwidget.cpp:5452
#32 0x00000038473fd02a in QWidgetPrivate::drawWidget (this=0x1b19a20, pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value optimized out>, sharedPainter=0x0, 
    backingStore=0x186d920) at kernel/qwidget.cpp:5388
#33 0x00000038473fdf58 in QWidgetPrivate::paintSiblingsRecursive (this=<value optimized out>, pdev=<value optimized out>, siblings=<value optimized out>, index=<value optimized out>, 
    rgn=<value optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0, backingStore=0x186d920) at kernel/qwidget.cpp:5452
#34 0x00000038473fd02a in QWidgetPrivate::drawWidget (this=0x1b18bb0, pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value optimized out>, sharedPainter=0x0, 
    backingStore=0x186d920) at kernel/qwidget.cpp:5388
#35 0x00000038473fdf58 in QWidgetPrivate::paintSiblingsRecursive (this=<value optimized out>, pdev=<value optimized out>, siblings=<value optimized out>, index=<value optimized out>, 
    rgn=<value optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0, backingStore=0x186d920) at kernel/qwidget.cpp:5452
#36 0x00000038473fd02a in QWidgetPrivate::drawWidget (this=0x17d0990, pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value optimized out>, sharedPainter=0x0, 
    backingStore=0x186d920) at kernel/qwidget.cpp:5388
#37 0x00000038473fdf58 in QWidgetPrivate::paintSiblingsRecursive (this=<value optimized out>, pdev=<value optimized out>, siblings=<value optimized out>, index=<value optimized out>, 
    rgn=<value optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0, backingStore=0x186d920) at kernel/qwidget.cpp:5452
#38 0x00000038473fdd89 in QWidgetPrivate::paintSiblingsRecursive (this=<value optimized out>, pdev=<value optimized out>, siblings=..., index=4, rgn=<value optimized out>, 
    offset=<value optimized out>, flags=4, sharedPainter=0x0, backingStore=0x186d920) at kernel/qwidget.cpp:5439
#39 0x00000038473fd02a in QWidgetPrivate::drawWidget (this=0x17b3d30, pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value optimized out>, sharedPainter=0x0, 
    backingStore=0x186d920) at kernel/qwidget.cpp:5388
#40 0x00000038473fdf58 in QWidgetPrivate::paintSiblingsRecursive (this=<value optimized out>, pdev=<value optimized out>, siblings=<value optimized out>, index=<value optimized out>, 
    rgn=<value optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0, backingStore=0x186d920) at kernel/qwidget.cpp:5452
#41 0x00000038473fd02a in QWidgetPrivate::drawWidget (this=0x17727b0, pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value optimized out>, sharedPainter=0x0, 
    backingStore=0x186d920) at kernel/qwidget.cpp:5388
#42 0x00000038473fdf58 in QWidgetPrivate::paintSiblingsRecursive (this=<value optimized out>, pdev=<value optimized out>, siblings=<value optimized out>, index=<value optimized out>, 
    rgn=<value optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0, backingStore=0x186d920) at kernel/qwidget.cpp:5452
#43 0x00000038473fd02a in QWidgetPrivate::drawWidget (this=0x189f8b0, pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value optimized out>, sharedPainter=0x0, 
    backingStore=0x186d920) at kernel/qwidget.cpp:5388
#44 0x00000038473fdf58 in QWidgetPrivate::paintSiblingsRecursive (this=<value optimized out>, pdev=<value optimized out>, siblings=<value optimized out>, index=<value optimized out>, 
    rgn=<value optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0, backingStore=0x186d920) at kernel/qwidget.cpp:5452
#45 0x00000038473fd02a in QWidgetPrivate::drawWidget (this=0x15897d0, pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value optimized out>, sharedPainter=0x0, 
    backingStore=0x186d920) at kernel/qwidget.cpp:5388
#46 0x00000038475a11f5 in QWidgetBackingStore::sync (this=0x186d920) at painting/qbackingstore.cpp:1291
#47 0x00000038473ef6e0 in QWidgetPrivate::syncBackingStore (this=0x15897d0) at kernel/qwidget.cpp:1672
#48 0x00000038473f5e23 in QWidget::event (this=0x1625fb0, event=0x1b153c0) at kernel/qwidget.cpp:8291
#49 0x000000384778999b in QMainWindow::event (this=0x1625fb0, event=0x1b153c0) at widgets/qmainwindow.cpp:1433
#50 0x0000003848b03af3 in KXmlGuiWindow::event (this=0x1625fb0, ev=0x1b153c0) at /usr/src/debug/kdelibs-4.4.1/kdeui/xmlgui/kxmlguiwindow.cpp:131
#51 0x00000038473aa9dc in QApplicationPrivate::notify_helper (this=0x14f89a0, receiver=0x1625fb0, e=0x1b153c0) at kernel/qapplication.cpp:4300
#52 0x00000038473b0aab in QApplication::notify (this=<value optimized out>, receiver=0x1625fb0, e=0x1b153c0) at kernel/qapplication.cpp:4183
#53 0x0000003848a06846 in KApplication::notify (this=0x7fff2e64e630, receiver=0x1625fb0, event=0x1b153c0) at /usr/src/debug/kdelibs-4.4.1/kdeui/kernel/kapplication.cpp:302
#54 0x000000384535774c in QCoreApplication::notifyInternal (this=0x7fff2e64e630, receiver=0x1625fb0, event=0x1b153c0) at kernel/qcoreapplication.cpp:704
#55 0x0000003845358497 in sendEvent (receiver=0x0, event_type=<value optimized out>, data=0x14d3540) at kernel/qcoreapplication.h:215
#56 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=<value optimized out>, data=0x14d3540) at kernel/qcoreapplication.cpp:1345
#57 0x000000384537d523 in sendPostedEvents (s=<value optimized out>) at kernel/qcoreapplication.h:220
#58 postEventSourceDispatch (s=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:276
#59 0x000000383aa3923e in g_main_dispatch (context=0x14ff660) at gmain.c:1960
#60 IA__g_main_context_dispatch (context=0x14ff660) at gmain.c:2513
#61 0x000000383aa3cc28 in g_main_context_iterate (context=0x14ff660, block=<value optimized out>, dispatch=<value optimized out>, self=<value optimized out>) at gmain.c:2591
#62 0x000000383aa3cd4a in IA__g_main_context_iteration (context=0x14ff660, may_block=1) at gmain.c:2654
#63 0x000000384537d063 in QEventDispatcherGlib::processEvents (this=0x14d2c60, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#64 0x0000003847449a4e in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#65 0x0000003845356192 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#66 0x000000384535645c in QEventLoop::exec (this=0x7fff2e64e580, flags=...) at kernel/qeventloop.cpp:201
#67 0x0000003845358749 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#68 0x0000000000437585 in main (argc=<value optimized out>, argv=<value optimized out>) at /usr/src/debug/kdebase-4.4.1/apps/dolphin/src/main.cpp:101

Possible duplicates by query: bug 233975, bug 233663, bug 233267, bug 232591, bug 232155.

Reported using DrKonqi