Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.4 (4.7.4)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-15-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
- What I was doing when the application crashed:
trying to change application windows
- Unusual behavior I noticed:
the plasma desktop becomes unresponsive from time to time, not sure if this is related or not.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Aborted
[Current thread is 1 (Thread 0x7f0f8a36d7a0 (LWP 2923))]

Thread 4 (Thread 0x7f0f6e256700 (LWP 2925)):
#0  0x00007f0f7dfa0e3b in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f0f7dfa1dfd in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f0f7dfa2792 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f0f749e6516 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007f0f7dfc72b6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f0f7eaaeefc in start_thread (arg=0x7f0f6e256700) at pthread_create.c:304
#6  0x00007f0f89c6989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f0f61aaf700 (LWP 2926)):
#0  __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:97
#1  0x00007f0f89c069df in _L_lock_10501 () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f0f89c04d71 in __GI___libc_free (mem=0x7f0f89f221c0) at malloc.c:3736
#3  0x00007f0f7df9d4e1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f0f86e49c37 in QEventDispatcherGlib::~QEventDispatcherGlib (this=0xf854e0, __in_chrg=<optimized out>) at kernel/qeventdispatcher_glib.cpp:373
#5  0x00007f0f86e49e49 in QEventDispatcherGlib::~QEventDispatcherGlib (this=0xf854e0, __in_chrg=<optimized out>) at kernel/qeventdispatcher_glib.cpp:401
#6  0x00007f0f86d36e34 in QThreadPrivate::finish (arg=0x7f0f87152580) at thread/qthread_unix.cpp:367
#7  0x00007f0f86d37d0d in ~__pthread_cleanup_class (this=<synthetic pointer>, __in_chrg=<optimized out>) at /usr/include/pthread.h:545
#8  ~__pthread_cleanup_class (this=<synthetic pointer>, __in_chrg=<optimized out>) at thread/qthread_unix.cpp:824
#9  QThreadPrivate::start (arg=0x7f0f87152580) at thread/qthread_unix.cpp:290
#10 0x00007f0f7eaaeefc in start_thread (arg=0x7f0f61aaf700) at pthread_create.c:304
#11 0x00007f0f89c6989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f0f5f7d5700 (LWP 2928)):
#0  __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:97
#1  0x00007f0f89c069df in _L_lock_10501 () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f0f89c04d71 in __GI___libc_free (mem=0x7f0f89f221c0) at malloc.c:3736
#3  0x00007f0f86e49665 in socketNotifierSourceCheck (source=0x163ae60) at kernel/qeventdispatcher_glib.cpp:92
#4  0x00007f0f7dfa1734 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f0f7dfa1f82 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f0f7dfa2429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f0f86e49ed6 in QEventDispatcherGlib::processEvents (this=0x163c750, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#8  0x00007f0f86e1dcf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#9  0x00007f0f86e1def7 in QEventLoop::exec (this=0x7f0f5f7d4db0, flags=...) at kernel/qeventloop.cpp:201
#10 0x00007f0f86d3527f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#11 0x00007f0f86e00cbf in QInotifyFileSystemWatcherEngine::run (this=0x16022f0) at io/qfilesystemwatcher_inotify.cpp:248
#12 0x00007f0f86d37d05 in QThreadPrivate::start (arg=0x16022f0) at thread/qthread_unix.cpp:331
#13 0x00007f0f7eaaeefc in start_thread (arg=0x7f0f5f7d5700) at pthread_create.c:304
#14 0x00007f0f89c6989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#15 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f0f8a36d7a0 (LWP 2923)):
[KCrash Handler]
#6  0x00007f0f89bbe3a5 in __GI_raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#7  0x00007f0f89bc1b0b in __GI_abort () at abort.c:92
#8  0x00007f0f89bf6113 in __libc_message (do_abort=2, fmt=0x7f0f89ce70d8 "*** glibc detected *** %s: %s: 0x%s ***\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:189
#9  0x00007f0f89c00a96 in malloc_printerr (action=3, str=0x7f0f89ce71e8 "free(): invalid next size (fast)", ptr=<optimized out>) at malloc.c:6283
#10 0x00007f0f89c04d7c in __GI___libc_free (mem=<optimized out>) at malloc.c:3738
#11 0x00007f0f8195edf9 in ~QVector (this=0x409c808, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qvector.h:119
#12 ~QGradient (this=0x409c800, __in_chrg=<optimized out>) at ../../include/QtGui/../../src/gui/painting/qbrush.h:195
#13 ~QSvgGradientStyle (this=0x426a7f0, __in_chrg=<optimized out>) at qsvgstyle_p.h:578
#14 QSvgGradientStyle::~QSvgGradientStyle (this=0x426a7f0, __in_chrg=<optimized out>) at qsvgstyle_p.h:578
#15 0x00007f0f81961fd4 in deref (this=<optimized out>) at qsvgstyle_p.h:134
#16 deref (this=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qhash.h:512
#17 ~QSvgRefCounter (this=0x28f2d38, __in_chrg=<optimized out>) at qsvgstyle_p.h:111
#18 ~QHashNode (this=0x28f2d20, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qhash.h:216
#19 QHash<QString, QSvgRefCounter<QSvgFillStyleProperty> >::deleteNode2 (node=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qhash.h:519
#20 0x00007f0f86d534da in QHashData::free_helper (this=0x40cac00, node_delete=0x7f0f81961fb0 <QHash<QString, QSvgRefCounter<QSvgFillStyleProperty> >::deleteNode2(QHashData::Node*)>) at tools/qhash.cpp:271
#21 0x00007f0f81960ef3 in freeData (x=<optimized out>, this=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qhash.h:568
#22 ~QHash (this=0x2a74e30, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qhash.h:284
#23 ~QHash (this=0x2a74e30, __in_chrg=<optimized out>) at qsvgtinydocument.cpp:73
#24 QSvgTinyDocument::~QSvgTinyDocument (this=0x2a74d00, __in_chrg=<optimized out>) at qsvgtinydocument.cpp:73
#25 0x00007f0f81960f89 in QSvgTinyDocument::~QSvgTinyDocument (this=0x2a74d00, __in_chrg=<optimized out>) at qsvgtinydocument.cpp:75
#26 0x00007f0f819633d4 in ~QSvgRendererPrivate (this=0x428d910, __in_chrg=<optimized out>) at qsvgrenderer.cpp:115
#27 QSvgRendererPrivate::~QSvgRendererPrivate (this=0x428d910, __in_chrg=<optimized out>) at qsvgrenderer.cpp:116
#28 0x00007f0f86e3639b in cleanup (pointer=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:62
#29 ~QScopedPointer (this=0x29d5048, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:100
#30 QObject::~QObject (this=0x29d5040, __in_chrg=<optimized out>) at kernel/qobject.cpp:818
#31 0x00007f0f89827d33 in ~SharedSvgRenderer (this=0x29d5040, __in_chrg=<optimized out>) at ../../plasma/private/svg_p.h:34
#32 Plasma::SharedSvgRenderer::~SharedSvgRenderer (this=0x29d5040, __in_chrg=<optimized out>) at ../../plasma/private/svg_p.h:34
#33 0x00007f0f898255db in attach (p=<optimized out>, this=<optimized out>) at ../../kdecore/util/ksharedptr.h:214
#34 operator= (p=<optimized out>, this=<optimized out>) at ../../kdecore/util/ksharedptr.h:97
#35 Plasma::SvgPrivate::eraseRenderer (this=0x185aa90) at ../../plasma/svg.cpp:460
#36 0x00007f0f89825849 in Plasma::SvgPrivate::~SvgPrivate (this=0x185aa90, __in_chrg=<optimized out>) at ../../plasma/svg.cpp:153
#37 0x00007f0f89825930 in Plasma::Svg::~Svg (this=0x2a43220, __in_chrg=<optimized out>) at ../../plasma/svg.cpp:643
#38 0x00007f0f897b27a9 in Plasma::FrameSvg::~FrameSvg (this=0x2a43220, __in_chrg=<optimized out>) at ../../plasma/framesvg.cpp:60
#39 0x00007f0f86e30d75 in QObjectPrivate::deleteChildren (this=0x2891a90) at kernel/qobject.cpp:1955
#40 0x00007f0f8621a12a in QWidget::~QWidget (this=0x2a21550, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1651
#41 0x00007f0f897f5409 in Plasma::ToolTip::~ToolTip (this=0x2a21550, __in_chrg=<optimized out>) at ../../plasma/private/tooltip.cpp:204
#42 0x00007f0f86e35a88 in QObject::event (this=0x2a21550, e=<optimized out>) at kernel/qobject.cpp:1200
#43 0x00007f0f8621e73b in QWidget::event (this=0x2a21550, event=0x28aced0) at kernel/qwidget.cpp:8754
#44 0x00007f0f861ce474 in notify_helper (e=0x28aced0, receiver=0x2a21550, this=0xac18b0) at kernel/qapplication.cpp:4486
#45 QApplicationPrivate::notify_helper (this=0xac18b0, receiver=0x2a21550, e=0x28aced0) at kernel/qapplication.cpp:4458
#46 0x00007f0f861d32e1 in QApplication::notify (this=0xab7420, receiver=0x2a21550, e=0x28aced0) at kernel/qapplication.cpp:4365
#47 0x00007f0f87acd466 in KApplication::notify (this=0xab7420, receiver=0x2a21550, event=0x28aced0) at ../../kdeui/kernel/kapplication.cpp:311
#48 0x00007f0f86e1eafc in QCoreApplication::notifyInternal (this=0xab7420, receiver=0x2a21550, event=0x28aced0) at kernel/qcoreapplication.cpp:787
#49 0x00007f0f86e2251f in sendEvent (event=0x28aced0, receiver=0x2a21550) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#50 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0xa44430) at kernel/qcoreapplication.cpp:1428
#51 0x00007f0f86e49a73 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#52 postEventSourceDispatch (s=<optimized out>) at kernel/qeventdispatcher_glib.cpp:277
#53 0x00007f0f7dfa1a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#54 0x00007f0f7dfa2258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#55 0x00007f0f7dfa2429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#56 0x00007f0f86e49ed6 in QEventDispatcherGlib::processEvents (this=0xa45f40, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#57 0x00007f0f8627610e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#58 0x00007f0f86e1dcf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#59 0x00007f0f86e1def7 in QEventLoop::exec (this=0x7fff38e13e60, flags=...) at kernel/qeventloop.cpp:201
#60 0x00007f0f86e22789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#61 0x00007f0f89f681a3 in kdemain (argc=1, argv=0x7fff38e14248) at ../../../../plasma/desktop/shell/main.cpp:120
#62 0x00007f0f89ba930d in __libc_start_main (main=0x400640 <main(int, char**)>, argc=1, ubp_av=0x7fff38e14248, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff38e14238) at libc-start.c:226
#63 0x0000000000400671 in _start ()

This bug may be a duplicate of or related to bug 289281.

Possible duplicates by query: bug 292971, bug 292022, bug 291777, bug 290830, bug 290682.

Reported using DrKonqi