Bug 333586

Summary: Crashed swithcing activities after stopping one of the activities.
Product: [Unmaintained] plasma4 Reporter: Mike Cico <mikecico>
Component: generalAssignee: Plasma Bugs List <plasma-bugs>
Status: RESOLVED DUPLICATE    
Severity: crash Keywords: drkonqi
Priority: NOR    
Version: 4.10.5   
Target Milestone: ---   
Platform: Ubuntu   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description Mike Cico 2014-04-18 15:13:44 UTC 
Application: plasma-desktop (4.10.5)
KDE Platform Version: 4.10.5
Qt Version: 4.8.4
Operating System: Linux 3.8.0-35-generic x86_64
Distribution: Ubuntu 13.04

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

I had stopped one of the activities, and then popped up the activity switcher panel and tried to select one of the active ones.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f8d6a1447c0 (LWP 6787))]

Thread 11 (Thread 0x7f8d4b247700 (LWP 6788)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f8d62e6cb27 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007f8d62e6cb59 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007f8d5d563f8e in start_thread (arg=0x7f8d4b247700) at pthread_create.c:311
#4  0x00007f8d69a29a0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 10 (Thread 0x7f8cc20d7700 (LWP 6789)):
#0  0x00007f8d5cea035c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f8d5cea05b9 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8d5ce6090b in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8d5ce610fe in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f8d5ce61304 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f8d66609036 in QEventDispatcherGlib::processEvents (this=0x7f8cbc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007f8d665d938f in QEventLoop::processEvents (this=this@entry=0x7f8cc20d6d90, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f8d665d9618 in QEventLoop::exec (this=this@entry=0x7f8cc20d6d90, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f8d664db410 in QThread::exec (this=this@entry=0x170e5c0) at thread/qthread.cpp:542
#9  0x00007f8d665baedf in QInotifyFileSystemWatcherEngine::run (this=0x170e5c0) at io/qfilesystemwatcher_inotify.cpp:256
#10 0x00007f8d664ddbec in QThreadPrivate::start (arg=0x170e5c0) at thread/qthread_unix.cpp:338
#11 0x00007f8d5d563f8e in start_thread (arg=0x7f8cc20d7700) at pthread_create.c:311
#12 0x00007f8d69a29a0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 9 (Thread 0x7f8cb3fff700 (LWP 7510)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f8d664de14b in wait (time=18446744073709551615, this=0x1eddab0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x1f839b8, mutex=0x1e93e90, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f8d620ee041 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1f83990, th=0x199c430) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f8d620f094b in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e94410, th=0x199c430) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f8d620ef63f in ThreadWeaver::ThreadRunHelper::run (this=this@entry=0x7f8cb3ffedc0, parent=0x1f83990, th=th@entry=0x199c430) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f8d620ef6cb in ThreadWeaver::Thread::run (this=0x199c430) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f8d664ddbec in QThreadPrivate::start (arg=0x199c430) at thread/qthread_unix.cpp:338
#8  0x00007f8d5d563f8e in start_thread (arg=0x7f8cb3fff700) at pthread_create.c:311
#9  0x00007f8d69a29a0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 8 (Thread 0x7f8cb0d4f700 (LWP 7511)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f8d664de14b in wait (time=18446744073709551615, this=0x1eddab0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x1f839b8, mutex=0x1e93e90, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f8d620ee041 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1f83990, th=0x44678a0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f8d620f094b in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e94410, th=0x44678a0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f8d620f0964 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e94410, th=0x44678a0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f8d620ef63f in ThreadWeaver::ThreadRunHelper::run (this=this@entry=0x7f8cb0d4edc0, parent=0x1f83990, th=th@entry=0x44678a0) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007f8d620ef6cb in ThreadWeaver::Thread::run (this=0x44678a0) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007f8d664ddbec in QThreadPrivate::start (arg=0x44678a0) at thread/qthread_unix.cpp:338
#9  0x00007f8d5d563f8e in start_thread (arg=0x7f8cb0d4f700) at pthread_create.c:311
#10 0x00007f8d69a29a0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 7 (Thread 0x7f8cabfff700 (LWP 7512)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f8d664de14b in wait (time=18446744073709551615, this=0x1eddab0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x1f839b8, mutex=0x1e93e90, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f8d620ee041 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1f83990, th=0x3a7f720) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f8d620f094b in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e94410, th=0x3a7f720) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f8d620ef63f in ThreadWeaver::ThreadRunHelper::run (this=this@entry=0x7f8cabffedc0, parent=0x1f83990, th=th@entry=0x3a7f720) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f8d620ef6cb in ThreadWeaver::Thread::run (this=0x3a7f720) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f8d664ddbec in QThreadPrivate::start (arg=0x3a7f720) at thread/qthread_unix.cpp:338
#8  0x00007f8d5d563f8e in start_thread (arg=0x7f8cabfff700) at pthread_create.c:311
#9  0x00007f8d69a29a0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 6 (Thread 0x7f8cab7fe700 (LWP 7513)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f8d664de14b in wait (time=18446744073709551615, this=0x1eddab0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x1f839b8, mutex=0x1e93e90, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f8d620ee041 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1f83990, th=0x28ff170) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f8d620f094b in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e94410, th=0x28ff170) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f8d620ef63f in ThreadWeaver::ThreadRunHelper::run (this=this@entry=0x7f8cab7fddc0, parent=0x1f83990, th=th@entry=0x28ff170) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f8d620ef6cb in ThreadWeaver::Thread::run (this=0x28ff170) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f8d664ddbec in QThreadPrivate::start (arg=0x28ff170) at thread/qthread_unix.cpp:338
#8  0x00007f8d5d563f8e in start_thread (arg=0x7f8cab7fe700) at pthread_create.c:311
#9  0x00007f8d69a29a0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 5 (Thread 0x7f8caaffd700 (LWP 7514)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f8d664de14b in wait (time=18446744073709551615, this=0x1eddab0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x1f839b8, mutex=0x1e93e90, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f8d620ee041 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1f83990, th=0x29c8f60) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f8d620f094b in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e94410, th=0x29c8f60) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f8d620ef63f in ThreadWeaver::ThreadRunHelper::run (this=this@entry=0x7f8caaffcdc0, parent=0x1f83990, th=th@entry=0x29c8f60) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f8d620ef6cb in ThreadWeaver::Thread::run (this=0x29c8f60) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f8d664ddbec in QThreadPrivate::start (arg=0x29c8f60) at thread/qthread_unix.cpp:338
#8  0x00007f8d5d563f8e in start_thread (arg=0x7f8caaffd700) at pthread_create.c:311
#9  0x00007f8d69a29a0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 4 (Thread 0x7f8ca9db5700 (LWP 7515)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f8d664de14b in wait (time=18446744073709551615, this=0x1eddab0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x1f839b8, mutex=0x1e93e90, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f8d620ee041 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1f83990, th=0x284e050) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f8d620f094b in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e94410, th=0x284e050) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f8d620f0964 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e94410, th=0x284e050) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f8d620f0964 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e94410, th=0x284e050) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007f8d620ef63f in ThreadWeaver::ThreadRunHelper::run (this=this@entry=0x7f8ca9db4dc0, parent=0x1f83990, th=th@entry=0x284e050) at ../../../threadweaver/Weaver/Thread.cpp:87
#8  0x00007f8d620ef6cb in ThreadWeaver::Thread::run (this=0x284e050) at ../../../threadweaver/Weaver/Thread.cpp:142
#9  0x00007f8d664ddbec in QThreadPrivate::start (arg=0x284e050) at thread/qthread_unix.cpp:338
#10 0x00007f8d5d563f8e in start_thread (arg=0x7f8ca9db5700) at pthread_create.c:311
#11 0x00007f8d69a29a0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 3 (Thread 0x7f8ca95b4700 (LWP 7516)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f8d664de14b in wait (time=18446744073709551615, this=0x1eddab0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x1f839b8, mutex=0x1e93e90, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f8d620ee041 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1f83990, th=0x4473c20) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f8d620f094b in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e94410, th=0x4473c20) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f8d620ef63f in ThreadWeaver::ThreadRunHelper::run (this=this@entry=0x7f8ca95b3dc0, parent=0x1f83990, th=th@entry=0x4473c20) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f8d620ef6cb in ThreadWeaver::Thread::run (this=0x4473c20) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f8d664ddbec in QThreadPrivate::start (arg=0x4473c20) at thread/qthread_unix.cpp:338
#8  0x00007f8d5d563f8e in start_thread (arg=0x7f8ca95b4700) at pthread_create.c:311
#9  0x00007f8d69a29a0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 2 (Thread 0x7f8ca8db3700 (LWP 7517)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f8d664de14b in wait (time=18446744073709551615, this=0x1eddab0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x1f839b8, mutex=0x1e93e90, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f8d620ee041 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1f83990, th=0x43bfcd0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f8d620f094b in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e94410, th=0x43bfcd0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f8d620f0964 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e94410, th=0x43bfcd0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f8d620ef63f in ThreadWeaver::ThreadRunHelper::run (this=this@entry=0x7f8ca8db2dc0, parent=0x1f83990, th=th@entry=0x43bfcd0) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007f8d620ef6cb in ThreadWeaver::Thread::run (this=0x43bfcd0) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007f8d664ddbec in QThreadPrivate::start (arg=0x43bfcd0) at thread/qthread_unix.cpp:338
#9  0x00007f8d5d563f8e in start_thread (arg=0x7f8ca8db3700) at pthread_create.c:311
#10 0x00007f8d69a29a0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7f8d6a1447c0 (LWP 6787)):
[KCrash Handler]
#6  0x00007f8d681d3944 in QDeclarativeItem::~QDeclarativeItem (this=0x776fcc0, __in_chrg=<optimized out>) at graphicsitems/qdeclarativeitem.cpp:1668
#7  0x00007f8cca29ab11 in ~QDeclarativeElement (this=0x776fcc0, __in_chrg=<optimized out>) at /usr/include/qt4/QtDeclarative/qdeclarativeprivate.h:87
#8  QDeclarativePrivate::QDeclarativeElement<Plasma::FrameSvgItem>::~QDeclarativeElement (this=0x776fcc0, __in_chrg=<optimized out>) at /usr/include/qt4/QtDeclarative/qdeclarativeprivate.h:87
#9  0x00007f8d665f45e8 in QObject::event (this=0x776fcc0, e=<optimized out>) at kernel/qobject.cpp:1175
#10 0x00007f8d659808ec in QApplicationPrivate::notify_helper (this=this@entry=0x16ebb40, receiver=receiver@entry=0x776fcc0, e=e@entry=0x3b620f0) at kernel/qapplication.cpp:4567
#11 0x00007f8d6598325b in QApplication::notify (this=this@entry=0x16d2730, receiver=receiver@entry=0x776fcc0, e=e@entry=0x3b620f0) at kernel/qapplication.cpp:4428
#12 0x00007f8d6729e1a6 in KApplication::notify (this=0x16d2730, receiver=0x776fcc0, event=0x3b620f0) at ../../kdeui/kernel/kapplication.cpp:311
#13 0x00007f8d665da63e in QCoreApplication::notifyInternal (this=0x16d2730, receiver=receiver@entry=0x776fcc0, event=event@entry=0x3b620f0) at kernel/qcoreapplication.cpp:946
#14 0x00007f8d665de171 in sendEvent (event=0x3b620f0, receiver=0x776fcc0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#15 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x16651f0) at kernel/qcoreapplication.cpp:1570
#16 0x00007f8d665de4a3 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1463
#17 0x00007f8d66608e83 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#18 postEventSourceDispatch (s=0x16ea950) at kernel/qeventdispatcher_glib.cpp:279
#19 0x00007f8d5ce60f05 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007f8d5ce61248 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007f8d5ce61304 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f8d66609016 in QEventDispatcherGlib::processEvents (this=0x1666ad0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#23 0x00007f8d65a2613e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#24 0x00007f8d665d938f in QEventLoop::processEvents (this=this@entry=0x7fffa86671c0, flags=...) at kernel/qeventloop.cpp:149
#25 0x00007f8d665d9618 in QEventLoop::exec (this=this@entry=0x7fffa86671c0, flags=...) at kernel/qeventloop.cpp:204
#26 0x00007f8d665decf6 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#27 0x00007f8d6597effc in QApplication::exec () at kernel/qapplication.cpp:3828
#28 0x00007f8d69d3546b in kdemain (argc=1, argv=0x7fffa86674b8) at ../../../../plasma/desktop/shell/main.cpp:126
#29 0x00007f8d69950ea5 in __libc_start_main (main=0x4006e0 <main(int, char**)>, argc=1, ubp_av=0x7fffa86674b8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffa86674a8) at libc-start.c:260
#30 0x0000000000400711 in _start ()

Possible duplicates by query: bug 333134, bug 333096, bug 332964, bug 332961, bug 332929.

Reported using DrKonqi
Comment 1 Jekyll Wu 2014-04-21 06:43:36 UTC 

*** This bug has been marked as a duplicate of bug 302931 ***