Bug 256916

Summary:	Plasma crashes after resizing plasmoid [widget deletion, KDEPrivate::KPageListView::~KPageListView, ~KPageWidget, ..., Plasma::AppletConfigDialog::~AppletConfigDialog]
Product:	[Unmaintained] plasma4	Reporter:	bedwyr <bedwyr44>
Component:	general	Assignee:	Plasma Bugs List <plasma-bugs-null>
Status:	RESOLVED DUPLICATE
Severity:	crash	CC:	andresbajotierra
Priority:	NOR
Version First Reported In:	unspecified
Target Milestone:	---
Platform:	Ubuntu
OS:	Linux
Latest Commit:		Version Fixed In:
Sentry Crash Report:

Description bedwyr 2010-11-14 19:37:40 UTC

Application: plasma-desktop (0.3)
KDE Platform Version: 4.5.1 (KDE 4.5.1)
Qt Version: 4.7.0
Operating System: Linux 2.6.35-22-generic x86_64
Distribution: Ubuntu 10.10

-- Information about the crash:
- What I was doing when the application crashed:
I was resizing a plasmoïd on the desktop when it went back to the initial size. After that, plasma crashed

-- Backtrace:
Application: Espace de travail Plasma (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f96353f0780 (LWP 1960))]

Thread 7 (Thread 0x7f96145bf710 (LWP 1967)):
#0  0x00007f9632117c9d in __pthread_mutex_unlock_usercnt (mutex=0x7f960c000988) at pthread_mutex_unlock.c:52
#1  __pthread_mutex_unlock (mutex=0x7f960c000988) at pthread_mutex_unlock.c:290
#2  0x00007f9629b1fa05 in g_main_context_prepare () from /lib/libglib-2.0.so.0
#3  0x00007f9629b1fe78 in ?? () from /lib/libglib-2.0.so.0
#4  0x00007f9629b2045c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#5  0x00007f96324bf1e6 in QEventDispatcherGlib::processEvents (this=0x20700d0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:417
#6  0x00007f9632491a02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#7  0x00007f9632491dec in QEventLoop::exec (this=0x7f96145bed90, flags=) at kernel/qeventloop.cpp:201
#8  0x00007f963239c2fd in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:490
#9  0x00007f96324715f8 in QInotifyFileSystemWatcherEngine::run (this=0x206f930) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x00007f963239f27e in QThreadPrivate::start (arg=0x206f930) at thread/qthread_unix.cpp:266
#11 0x00007f9632114971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#12 0x00007f9634e1691d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7f960bfff710 (LWP 5217)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f963095220e in ?? () from /usr/lib/libQtWebKit.so.4
#2  0x00007f9630952329 in ?? () from /usr/lib/libQtWebKit.so.4
#3  0x00007f9632114971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#4  0x00007f9634e1691d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f95eaa6c710 (LWP 5480)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f963239fe3b in wait (this=<value optimized out>, mutex=0x2289470, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x2289470, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f962ec9e524 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x22b8490, th=0x75283c0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f962eca172b in ThreadWeaver::WorkingHardState::applyForWork (this=0x22895e0, th=0x75283c0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f962ec9fc9f in ThreadWeaver::ThreadRunHelper::run (this=0x7f95eaa6bde0, parent=0x22b8490, th=0x75283c0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f962eca01f8 in ThreadWeaver::Thread::run (this=0x75283c0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f963239f27e in QThreadPrivate::start (arg=0x75283c0) at thread/qthread_unix.cpp:266
#8  0x00007f9632114971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#9  0x00007f9634e1691d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f9603339710 (LWP 5481)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f963239fe3b in wait (this=<value optimized out>, mutex=0x2289470, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x2289470, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f962ec9e524 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x22b8490, th=0xcdd6f00) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f962eca172b in ThreadWeaver::WorkingHardState::applyForWork (this=0x22895e0, th=0xcdd6f00) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f962ec9fc9f in ThreadWeaver::ThreadRunHelper::run (this=0x7f9603338de0, parent=0x22b8490, th=0xcdd6f00) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f962eca01f8 in ThreadWeaver::Thread::run (this=0xcdd6f00) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f963239f27e in QThreadPrivate::start (arg=0xcdd6f00) at thread/qthread_unix.cpp:266
#8  0x00007f9632114971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#9  0x00007f9634e1691d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f95e57d7710 (LWP 5482)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f963239fe3b in wait (this=<value optimized out>, mutex=0x2289470, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x2289470, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f962ec9e524 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x22b8490, th=0x7f95fc353b90) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f962eca172b in ThreadWeaver::WorkingHardState::applyForWork (this=0x22895e0, th=0x7f95fc353b90) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f962ec9fc9f in ThreadWeaver::ThreadRunHelper::run (this=0x7f95e57d6de0, parent=0x22b8490, th=0x7f95fc353b90) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f962eca01f8 in ThreadWeaver::Thread::run (this=0x7f95fc353b90) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f963239f27e in QThreadPrivate::start (arg=0x7f95fc353b90) at thread/qthread_unix.cpp:266
#8  0x00007f9632114971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#9  0x00007f9634e1691d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f95e4fd6710 (LWP 5483)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f963239fe3b in wait (this=<value optimized out>, mutex=0x2289470, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x2289470, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f962ec9e524 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x22b8490, th=0xb2fc400) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f962eca172b in ThreadWeaver::WorkingHardState::applyForWork (this=0x22895e0, th=0xb2fc400) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f962eca1744 in ThreadWeaver::WorkingHardState::applyForWork (this=0x22895e0, th=0xb2fc400) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f962ec9fc9f in ThreadWeaver::ThreadRunHelper::run (this=0x7f95e4fd5de0, parent=0x22b8490, th=0xb2fc400) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007f962eca01f8 in ThreadWeaver::Thread::run (this=0xb2fc400) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007f963239f27e in QThreadPrivate::start (arg=0xb2fc400) at thread/qthread_unix.cpp:266
#9  0x00007f9632114971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#10 0x00007f9634e1691d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f96353f0780 (LWP 1960)):
[KCrash Handler]
#6  deref (this=0xe2bba00, __in_chrg=<value optimized out>) at ../../include/QtCore/../../src/corelib/arch/qatomic_x86_64.h:133
#7  ~QString (this=0xe2bba00, __in_chrg=<value optimized out>) at ../../include/QtCore/../../src/corelib/tools/qstring.h:882
#8  QWidgetPrivate::~QWidgetPrivate (this=0xe2bba00, __in_chrg=<value optimized out>) at kernel/qwidget.cpp:323
#9  0x00007f96324ac46c in cleanup (this=<value optimized out>, __in_chrg=<value optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:62
#10 ~QScopedPointer (this=<value optimized out>, __in_chrg=<value optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:100
#11 QObject::~QObject (this=<value optimized out>, __in_chrg=<value optimized out>) at kernel/qobject.cpp:963
#12 0x00007f963163763a in QWidget::~QWidget (this=0xea44100, __in_chrg=<value optimized out>) at kernel/qwidget.cpp:1609
#13 0x00007f96324a4d5f in QObjectPrivate::deleteChildren (this=0xd987150) at kernel/qobject.cpp:1957
#14 0x00007f9631638168 in QWidget::~QWidget (this=0xd85d250, __in_chrg=<value optimized out>) at kernel/qwidget.cpp:1589
#15 0x00007f963316c07e in KDEPrivate::KPageListView::~KPageListView (this=0xe2bbb78, __in_chrg=<value optimized out>) at ../../kdeui/paged/kpageview_p.cpp:113
#16 0x00007f96324a4d5f in QObjectPrivate::deleteChildren (this=0xcdefb80) at kernel/qobject.cpp:1957
#17 0x00007f9631638168 in QWidget::~QWidget (this=0xd168180, __in_chrg=<value optimized out>) at kernel/qwidget.cpp:1589
#18 0x00007f963316e161 in KPageWidget::~KPageWidget (this=0xe2bbb78, __in_chrg=<value optimized out>) at ../../kdeui/paged/kpagewidget.cpp:78
#19 0x00007f96324a4d5f in QObjectPrivate::deleteChildren (this=0x2ef93f0) at kernel/qobject.cpp:1957
#20 0x00007f9631638168 in QWidget::~QWidget (this=0xc304370, __in_chrg=<value optimized out>) at kernel/qwidget.cpp:1589
#21 0x00007f9633074a39 in KConfigDialog::~KConfigDialog (this=0xc304370, __in_chrg=<value optimized out>) at ../../kdeui/dialogs/kconfigdialog.cpp:103
#22 0x00007f96349269ae in Plasma::AppletConfigDialog::~AppletConfigDialog (this=0xe2bbb78, __in_chrg=<value optimized out>) at ../../plasma/private/applet_p.h:52
#23 0x00007f96324a4c08 in QObject::event (this=0xc304370, e=0x0) at kernel/qobject.cpp:1202
#24 0x00007f96316326df in QWidget::event (this=0xc304370, event=0x42b0b40) at kernel/qwidget.cpp:8646
#25 0x00007f96315dcfdc in QApplicationPrivate::notify_helper (this=0x1bd1260, receiver=0xc304370, e=0x42b0b40) at kernel/qapplication.cpp:4396
#26 0x00007f96315e2aed in QApplication::notify (this=0x1bbe800, receiver=0xc304370, e=0x42b0b40) at kernel/qapplication.cpp:4277
#27 0x00007f963312e156 in KApplication::notify (this=0x1bbe800, receiver=0xc304370, event=0x42b0b40) at ../../kdeui/kernel/kapplication.cpp:310
#28 0x00007f9632492cdc in QCoreApplication::notifyInternal (this=0x1bbe800, receiver=0xc304370, event=0x42b0b40) at kernel/qcoreapplication.cpp:732
#29 0x00007f9632495c22 in sendEvent (receiver=0x0, event_type=<value optimized out>, data=0x1ba3560) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#30 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=<value optimized out>, data=0x1ba3560) at kernel/qcoreapplication.cpp:1373
#31 0x00007f96324bf653 in sendPostedEvents (s=0x1bd3960) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#32 postEventSourceDispatch (s=0x1bd3960) at kernel/qeventdispatcher_glib.cpp:277
#33 0x00007f9629b1c342 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#34 0x00007f9629b202a8 in ?? () from /lib/libglib-2.0.so.0
#35 0x00007f9629b2045c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#36 0x00007f96324bf193 in QEventDispatcherGlib::processEvents (this=0x1ba3070, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:415
#37 0x00007f963168fa4e in QGuiEventDispatcherGlib::processEvents (this=0xe2bbb78, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#38 0x00007f9632491a02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#39 0x00007f9632491dec in QEventLoop::exec (this=0x7fffc0e8e240, flags=) at kernel/qeventloop.cpp:201
#40 0x00007f9632495ebb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#41 0x00007f96350eda56 in kdemain (argc=<value optimized out>, argv=<value optimized out>) at ../../../../plasma/desktop/shell/main.cpp:118
#42 0x00007f9634d4ed8e in __libc_start_main (main=<value optimized out>, argc=<value optimized out>, ubp_av=<value optimized out>, init=<value optimized out>, fini=<value optimized out>, rtld_fini=<value optimized out>, stack_end=0x7fffc0e8e608) at libc-start.c:226
#43 0x0000000000400669 in _start ()

Reported using DrKonqi

Comment 1 Dario Andres 2011-01-01 15:33:07 UTC

[Comment from a bug triager]
- Does Plasma crash again if you resize the same widget again ?
- Were you editing the settings of some plasmoid ? (the backtrace says something about the configuration dialog of an applet being closed or something like that)
Regards

Comment 2 Aaron J. Seigo 2011-12-01 16:01:44 UTC


*** This bug has been marked as a duplicate of bug 287324 ***