Application: dolphin (1.4)
KDE Platform Version: 4.4.2 (KDE 4.4.2)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-23-generic x86_64
Distribution: Ubuntu 10.04 LTS

-- Information about the crash:
Klick on pdf to open it, brings dolphin to this crash

 -- Backtrace:
Application: Dolphin (dolphin), signal: Aborted
__lll_lock_wait_private ()
    at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:97
	in ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S
[Current thread is 1 (Thread 0x7f2833786760 (LWP 15015))]

Thread 4 (Thread 0x7f2822c1f710 (LWP 15020)):
#0  __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:97
#1  0x00007f282f3b43ac in _L_lock_12430 () from /lib/libc.so.6
#2  0x00007f282f3b2e48 in *__GI___libc_free (mem=0x7f282f6b3e40) at malloc.c:3736
#3  0x00007f282fb63981 in socketNotifierSourceCheck (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:92
#4  0x00007f282b833b0a in g_main_context_check () from /lib/libglib-2.0.so.0
#5  0x00007f282b8344c3 in ?? () from /lib/libglib-2.0.so.0
#6  0x00007f282b8348fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#7  0x00007f282fb63513 in QEventDispatcherGlib::processEvents (this=0x2606730, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#8  0x00007f282fb38992 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#9  0x00007f282fb38d6c in QEventLoop::exec (this=0x7f2822c1edb0, flags=) at kernel/qeventloop.cpp:201
#10 0x00007f282fa42d59 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:487
#11 0x00007f282fb19178 in QInotifyFileSystemWatcherEngine::run (this=0x2a2cc20) at io/qfilesystemwatcher_inotify.cpp:248
#12 0x00007f282fa45775 in QThreadPrivate::start (arg=0x2a2cc20) at thread/qthread_unix.cpp:248
#13 0x00007f282c97a9ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#14 0x00007f282f41b6fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#15 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f281bba1710 (LWP 19393)):
[KCrash Handler]
#5  0x00007f282f368a75 in *__GI_raise (sig=<value optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#6  0x00007f282f36c5c0 in *__GI_abort () at abort.c:92
#7  0x00007f282f3a24fb in __libc_message (do_abort=<value optimized out>, fmt=<value optimized out>) at ../sysdeps/unix/sysv/linux/libc_fatal.c:189
#8  0x00007f282f3ac5b6 in malloc_printerr (action=3, str=0x7f282f47fc50 "double free or corruption (fasttop)", ptr=<value optimized out>) at malloc.c:6264
#9  0x00007f282f3b2e53 in *__GI___libc_free (mem=<value optimized out>) at malloc.c:3738
#10 0x00007f282fa89fdc in QString::free (d=0x33f8f00) at tools/qstring.cpp:1108
#11 0x00007f28324c7945 in ~QString (this=0x2519260, uri=<value optimized out>, type=...) at /usr/include/qt4/QtCore/qstring.h:869
#12 Nepomuk::ResourceManagerPrivate::data (this=0x2519260, uri=<value optimized out>, type=...) at ../../../nepomuk/core/resourcemanager.cpp:72
#13 0x00007f28324dddbe in Resource (this=0x7f281bba0900, uri=..., type=...) at ../../../nepomuk/core/resource.cpp:91
#14 0x00007f28324b4d7b in Nepomuk::Variant::toResource (this=0x7f281c055fc8) at ../../../nepomuk/core/variant.cpp:921
#15 0x00007f28324b4975 in Nepomuk::Variant::toResourceList (this=<value optimized out>) at ../../../nepomuk/core/variant.cpp:1162
#16 0x0000000000465132 in _start ()

Thread 2 (Thread 0x7f281b3a0710 (LWP 19397)):
#0  __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:97
#1  0x00007f282f3b43ac in _L_lock_12430 () from /lib/libc.so.6
#2  0x00007f282f3b2e48 in *__GI___libc_free (mem=0x7f282f6b3e40) at malloc.c:3736
#3  0x00007f282fa47982 in QByteArray::operator= (this=0x7f281c056258, other=...) at tools/qbytearray.cpp:866
#4  0x00007f282faf063e in QUrlPrivate::parse (this=0x7f281c056200, parseOptions=QUrlPrivate::ParseAndSet) at io/qurl.cpp:3791
#5  0x00007f282faf41fc in QUrl::scheme (this=0x7f281b39f700) at io/qurl.cpp:4369
#6  0x00007f28324c77e1 in Nepomuk::ResourceManagerPrivate::data (this=0x2519260, uri=..., type=...) at ../../../nepomuk/core/resourcemanager.cpp:72
#7  0x00007f28324dddbe in Resource (this=0x7f281b39f860, uri=..., type=...) at ../../../nepomuk/core/resource.cpp:91
#8  0x00007f28324b4d7b in Nepomuk::Variant::toResource (this=0x7f281c055fc8) at ../../../nepomuk/core/variant.cpp:921
#9  0x00007f28324b4975 in Nepomuk::Variant::toResourceList (this=<value optimized out>) at ../../../nepomuk/core/variant.cpp:1162
#10 0x00007f2832c46b71 in ?? () from /usr/lib/libdolphinprivate.so.4
#11 0x00007f2832c47bf2 in ?? () from /usr/lib/libdolphinprivate.so.4
#12 0x00007f282fa45775 in QThreadPrivate::start (arg=0x324bf00) at thread/qthread_unix.cpp:248
#13 0x00007f282c97a9ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#14 0x00007f282f41b6fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#15 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f2833786760 (LWP 15015)):
#0  __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:97
#1  0x00007f282f3b43e2 in _L_lock_12661 () from /lib/libc.so.6
#2  0x00007f282f3b3064 in *__GI___libc_realloc (oldmem=0x7f282f6b3e40, bytes=24) at malloc.c:3813
#3  0x00007f282faaf3d8 in HB_OpenTypeShape (item=0x7ffff4965190, properties=0x0) at ../3rdparty/harfbuzz/src/harfbuzz-shaper.cpp:1147
#4  0x00007f282fab2e4a in HB_BasicShape (shaper_item=0x7ffff4965190) at ../3rdparty/harfbuzz/src/harfbuzz-shaper.cpp:577
#5  0x00007f282faae934 in HB_ShapeItem (shaper_item=0x7f282f6b3e40) at ../3rdparty/harfbuzz/src/harfbuzz-shaper.cpp:1337
#6  0x00007f2830980ca6 in QTextEngine::shapeTextWithHarfbuzz (this=<value optimized out>, item=<value optimized out>) at text/qtextengine.cpp:1234
#7  0x00007f283098163f in QTextEngine::shapeText (this=0x7ffff4965c60, item=<value optimized out>) at text/qtextengine.cpp:874
#8  0x00007f28309819f7 in QTextEngine::shape (this=0x7ffff4965c60, item=0) at text/qtextengine.cpp:1359
#9  0x00007f283098879b in QTextLine::layout_helper (this=<value optimized out>, maxGlyphs=<value optimized out>) at text/qtextlayout.cpp:1752
#10 0x00007f2830880f36 in qt_format_text (fnt=<value optimized out>, _r=<value optimized out>, tf=<value optimized out>, option=<value optimized out>, str=<value optimized out>, 
    brect=<value optimized out>, tabstops=0, tabarraylen=0, painter=0x0) at painting/qpainter.cpp:7727
#11 0x00007f2830881b91 in qt_format_text (fnt=..., _r=..., tf=47, str=<value optimized out>, brect=<value optimized out>, tabstops=<value optimized out>, ta=0x0, tabarraylen=0, painter=0x0)
    at painting/qpainter.cpp:7567
#12 0x00007f283095cf28 in QFontMetrics::boundingRect (this=<value optimized out>, rect=<value optimized out>, flags=5170, text=..., tabStops=0, tabArray=<value optimized out>)
    at text/qfontmetrics.cpp:771
#13 0x00007f2830b29e1d in QFontMetrics::boundingRect (this=<value optimized out>, w=336) at ../../include/QtGui/../../src/gui/text/qfontmetrics.h:102
#14 QLabelPrivate::sizeForWidth (this=<value optimized out>, w=336) at widgets/qlabel.cpp:686
#15 0x00007f2830b2a278 in QLabel::heightForWidth (this=<value optimized out>, w=128) at widgets/qlabel.cpp:709
#16 0x00007f283075dbcf in QWidgetItem::heightForWidth (this=0x33e86c0, w=336) at kernel/qlayoutitem.cpp:540
#17 0x00007f283075dca9 in QWidgetItemV2::heightForWidth (this=0x33e86c0, width=336) at kernel/qlayoutitem.cpp:831
#18 0x00007f2830750e17 in QGridBox::heightForWidth (this=<value optimized out>, box=0x33d9bb0, width=336) at kernel/qgridlayout.cpp:82
#19 QGridLayoutPrivate::addHfwData (this=<value optimized out>, box=0x33d9bb0, width=336) at kernel/qgridlayout.cpp:853
#20 0x00007f28307515be in QGridLayoutPrivate::setupHfwLayoutData (this=0x33e7410) at kernel/qgridlayout.cpp:888
#21 0x00007f2830751659 in QGridLayoutPrivate::recalcHFW (this=0x33e7410, w=678) at kernel/qgridlayout.cpp:378
#22 0x00007f2830752cdc in QGridLayoutPrivate::heightForWidth (this=0x33e7410, w=<value optimized out>, hSpacing=<value optimized out>, vSpacing=<value optimized out>) at kernel/qgridlayout.cpp:405
#23 0x00007f28307593c8 in QLayout::totalHeightForWidth (this=0x32d1070, w=678) at kernel/qlayout.cpp:800
#24 0x00007f283075db03 in QWidgetItem::heightForWidth (this=0x324d4e0, w=678) at kernel/qlayoutitem.cpp:538
#25 0x00007f283075dca9 in QWidgetItemV2::heightForWidth (this=0x324d4e0, width=678) at kernel/qlayoutitem.cpp:831
#26 0x00007f283073824d in QBoxLayoutItem::hfw (this=0x33e6920, w=678) at kernel/qboxlayout.cpp:76
#27 QBoxLayoutPrivate::calcHfw (this=0x33e6920, w=678) at kernel/qboxlayout.cpp:436
#28 0x00007f283073840c in QBoxLayout::heightForWidth (this=0x33e7100, w=678) at kernel/qboxlayout.cpp:733
#29 0x00007f28307593c8 in QLayout::totalHeightForWidth (this=0x33e7100, w=686) at kernel/qlayout.cpp:800
#30 0x00007f283075db03 in QWidgetItem::heightForWidth (this=0x324d730, w=686) at kernel/qlayoutitem.cpp:538
#31 0x00007f283075dca9 in QWidgetItemV2::heightForWidth (this=0x324d730, width=686) at kernel/qlayoutitem.cpp:831
#32 0x00007f283073836d in QBoxLayoutItem::hfw (this=0x324d5a0, w=818) at kernel/qboxlayout.cpp:76
#33 QBoxLayoutPrivate::calcHfw (this=0x324d5a0, w=818) at kernel/qboxlayout.cpp:429
#34 0x00007f283073840c in QBoxLayout::heightForWidth (this=0x324bc30, w=818) at kernel/qboxlayout.cpp:733
#35 0x00007f28307593c8 in QLayout::totalHeightForWidth (this=0x324bc30, w=818) at kernel/qlayout.cpp:800
#36 0x00007f283075db03 in QWidgetItem::heightForWidth (this=0x33f6020, w=818) at kernel/qlayoutitem.cpp:538
#37 0x00007f283075dca9 in QWidgetItemV2::heightForWidth (this=0x33f6020, width=818) at kernel/qlayoutitem.cpp:831
#38 0x00007f2830737b71 in QBoxLayout::setGeometry (this=<value optimized out>, r=<value optimized out>) at kernel/qboxlayout.cpp:836
#39 0x00007f2830759493 in QLayoutPrivate::doResize (this=0x33f8320, r=...) at kernel/qlayout.cpp:681
#40 0x00007f28307595f0 in QLayout::activate (this=0x33bcd10) at kernel/qlayout.cpp:1259
#41 0x00007f2830784760 in QWidget::setVisible (this=0x33f7dc0, visible=<value optimized out>) at kernel/qwidget.cpp:7385
#42 0x00007f2832c3e1c8 in ?? () from /usr/lib/libdolphinprivate.so.4
#43 0x00007f2832c3e47b in ?? () from /usr/lib/libdolphinprivate.so.4
#44 0x00007f2832c3e744 in ?? () from /usr/lib/libdolphinprivate.so.4
#45 0x00007f282fb4ce3f in QMetaObject::activate (sender=0x3168c60, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0xffffffffffffffff) at kernel/qobject.cpp:3293
#46 0x00007f282fb49a63 in QObject::event (this=0x3168c60, e=0x7ffff4969980) at kernel/qobject.cpp:1212
#47 0x00007f283072722c in QApplicationPrivate::notify_helper (this=0x2511300, receiver=0x3168c60, e=0x7ffff4969980) at kernel/qapplication.cpp:4300
#48 0x00007f283072d6fb in QApplication::notify (this=0x7ffff4969cd0, receiver=0x3168c60, e=0x7ffff4969980) at kernel/qapplication.cpp:4183
#49 0x00007f2831432526 in KApplication::notify (this=0x7ffff4969cd0, receiver=0x3168c60, event=0x7ffff4969980) at ../../kdeui/kernel/kapplication.cpp:302
#50 0x00007f282fb3a06c in QCoreApplication::notifyInternal (this=0x7ffff4969cd0, receiver=0x3168c60, event=0x7ffff4969980) at kernel/qcoreapplication.cpp:704
#51 0x00007f282fb66d42 in QCoreApplication::sendEvent (this=0x251b0f0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#52 QTimerInfoList::activateTimers (this=0x251b0f0) at kernel/qeventdispatcher_unix.cpp:603
#53 0x00007f282fb63848 in timerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#54 idleTimerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:231
#55 0x00007f282b8308c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#56 0x00007f282b834748 in ?? () from /lib/libglib-2.0.so.0
#57 0x00007f282b8348fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#58 0x00007f282fb63513 in QEventDispatcherGlib::processEvents (this=0x24ea770, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#59 0x00007f28307d746e in QGuiEventDispatcherGlib::processEvents (this=0x7f282f6b3e40, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#60 0x00007f282fb38992 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#61 0x00007f282fb38d6c in QEventLoop::exec (this=0x7ffff4969c20, flags=) at kernel/qeventloop.cpp:201
#62 0x00007f282fb3caab in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#63 0x000000000043b1c5 in _start ()

This bug may be a duplicate of or related to bug 234977, bug 240304.

Possible duplicates by query: bug 245306, bug 243262, bug 242656, bug 240304, bug 238144.

Reported using DrKonqi