Bug 338848 - KDE Plasma crashed at login after a fresh boot
Summary: KDE Plasma crashed at login after a fresh boot
Status: RESOLVED DUPLICATE of bug 337261
Alias: None
Product: plasma4
Classification: Plasma
Component: general (show other bugs)
Version: 4.11.11
Platform: Fedora RPMs Linux
: NOR crash
Target Milestone: ---
Assignee: Plasma Bugs List
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2014-09-06 14:45 UTC by Fredy Neeser
Modified: 2014-12-12 11:08 UTC (History)
0 users

See Also:
Latest Commit:
Version Fixed In:


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Description Fredy Neeser 2014-09-06 14:45:46 UTC
Application: plasma-desktop (4.11.11)
KDE Platform Version: 4.13.3
Qt Version: 4.8.6
Operating System: Linux 3.15.10-201.fc20.x86_64 x86_64
Distribution (Platform): Fedora RPMs

-- Information about the crash:
What I was doing when the application crashed: Just did a reboot, followed by logon to KDE.  A pop-up appeared immediately, indicating that Plasma had crashed.

The crash can be reproduced sometimes.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
81	T_PSEUDO (SYSCALL_SYMBOL, SYSCALL_NAME, SYSCALL_NARGS)
[Current thread is 1 (Thread 0x7f6d3f41d940 (LWP 1650))]

Thread 3 (Thread 0x7f6d22886700 (LWP 1653)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x0000003c8518ef1b in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x3c8548df00 <QTWTF::pageheap_memory>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x0000003c8518ef59 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x0000003c64607f35 in start_thread (arg=0x7f6d22886700) at pthread_create.c:309
#4  0x0000003c63af4c3d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7f6c97a01700 (LWP 1661)):
#0  0x0000003c63aea7cd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x0000003c666495b4 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7f6c900029b0, timeout=-1, context=0x7f6c900009a0) at gmain.c:4007
#2  g_main_context_iterate (context=context@entry=0x7f6c900009a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3708
#3  0x0000003c666496dc in g_main_context_iteration (context=0x7f6c900009a0, may_block=1) at gmain.c:3774
#4  0x0000003c6c3b543e in QEventDispatcherGlib::processEvents (this=0x7f6c900008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#5  0x0000003c6c38538f in QEventLoop::processEvents (this=this@entry=0x7f6c97a00c40, flags=...) at kernel/qeventloop.cpp:149
#6  0x0000003c6c3856dd in QEventLoop::exec (this=this@entry=0x7f6c97a00c40, flags=...) at kernel/qeventloop.cpp:204
#7  0x0000003c6c279e5f in QThread::exec (this=this@entry=0x2fde0e0) at thread/qthread.cpp:538
#8  0x0000003c6c365de3 in QInotifyFileSystemWatcherEngine::run (this=0x2fde0e0) at io/qfilesystemwatcher_inotify.cpp:265
#9  0x0000003c6c27c69f in QThreadPrivate::start (arg=0x2fde0e0) at thread/qthread_unix.cpp:349
#10 0x0000003c64607f35 in start_thread (arg=0x7f6c97a01700) at pthread_create.c:309
#11 0x0000003c63af4c3d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7f6d3f41d940 (LWP 1650)):
[KCrash Handler]
#6  0x0000003c64611248 in _xend () at ../nptl/sysdeps/unix/sysv/linux/x86/elision-unlock.c:33
#7  __lll_unlock_elision (lock=0x7f6d2cf49008, private=128) at ../nptl/sysdeps/unix/sysv/linux/x86/elision-unlock.c:29
#8  0x0000003c6f23b0db in unlock (this=0x37285e0) at /usr/src/debug/kdelibs-4.13.3/kdecore/util/kshareddatacache.cpp:1245
#9  ~CacheLocker (this=<synthetic pointer>, __in_chrg=<optimized out>) at /usr/src/debug/kdelibs-4.13.3/kdecore/util/kshareddatacache.cpp:1317
#10 KSharedDataCache::find (this=this@entry=0x2c7d720, key=..., destination=destination@entry=0x7fffe880c0a0) at /usr/src/debug/kdelibs-4.13.3/kdecore/util/kshareddatacache.cpp:1608
#11 0x0000003c732ade55 in KImageCache::findPixmap (this=0x2c7d720, key=..., destination=destination@entry=0x7fffe880c100) at /usr/src/debug/kdelibs-4.13.3/kdeui/util/kimagecache.cpp:150
#12 0x0000003c797d4d43 in Plasma::Theme::findInCache (this=0x1f96120, key=..., pix=...) at /usr/src/debug/kdelibs-4.13.3/plasma/theme.cpp:1035
#13 0x0000003c797d4dcb in Plasma::Theme::findInCache (this=<optimized out>, key=..., pix=..., lastModified=lastModified@entry=0) at /usr/src/debug/kdelibs-4.13.3/plasma/theme.cpp:1051
#14 0x0000003c797d0a2f in Plasma::SvgPrivate::findInCache (this=0x314de30, elementId=..., s=...) at /usr/src/debug/kdelibs-4.13.3/plasma/svg.cpp:339
#15 0x0000003c797d0d0d in Plasma::Svg::pixmap (this=0x45ab820, elementID=...) at /usr/src/debug/kdelibs-4.13.3/plasma/svg.cpp:649
#16 0x00007f6d219ef28d in IconItem::loadPixmap (this=this@entry=0x4581ac0) at /usr/src/debug/kde-runtime-4.13.3/plasma/declarativeimports/core/iconitem.cpp:288
#17 0x00007f6d219efc2c in IconItem::setSource (this=this@entry=0x4581ac0, source=...) at /usr/src/debug/kde-runtime-4.13.3/plasma/declarativeimports/core/iconitem.cpp:135
#18 0x00007f6d219f0327 in IconItem::qt_metacall (this=0x4581ac0, _c=QMetaObject::WriteProperty, _id=0, _a=0x7fffe880c670) at /usr/src/debug/kde-runtime-4.13.3/x86_64-redhat-linux-gnu/plasma/declarativeimports/core/iconitem.moc:146
#19 0x0000003c87badd2c in QDeclarativeVMEMetaObject::metaCall (this=0x4582310, c=QMetaObject::WriteProperty, _id=41, a=0x7fffe880c670) at qml/qdeclarativevmemetaobject.cpp:673
#20 0x0000003c87bcaa68 in QDeclarativePropertyPrivate::write (object=0x4581ac0, property=..., value=..., context=<optimized out>, flags=...) at qml/qdeclarativeproperty.cpp:1152
#21 0x0000003c87bcb2cc in QDeclarativePropertyPrivate::writeValueProperty (this=0x45aa060, value=..., flags=...) at qml/qdeclarativeproperty.cpp:1088
#22 0x0000003c87bcb392 in QDeclarativePropertyPrivate::write (that=..., value=..., flags=...) at qml/qdeclarativeproperty.cpp:1343
#23 0x0000003c87bc4ccf in QDeclarativeBinding::update (this=0x45aac50, flags=...) at qml/qdeclarativebinding.cpp:427
#24 0x0000003c87bc3b5e in QDeclarativeBinding::setEnabled (this=0x45aac50, e=<optimized out>, flags=...) at qml/qdeclarativebinding.cpp:479
#25 0x0000003c87bc8aef in QDeclarativePropertyPrivate::setBinding (object=0x4581ac0, coreIndex=<optimized out>, valueTypeIndex=<optimized out>, newBinding=newBinding@entry=0x45aac60, flags=...) at qml/qdeclarativeproperty.cpp:796
#26 0x0000003c87bc8d64 in QDeclarativePropertyPrivate::setBinding (that=..., newBinding=0x45aac60, flags=...) at qml/qdeclarativeproperty.cpp:671
#27 0x0000003c87ad77d1 in QDeclarativeTransitionManager::transition (this=this@entry=0x457cc48, list=..., transition=transition@entry=0x0) at util/qdeclarativetransitionmanager.cpp:149
#28 0x0000003c87ad391b in QDeclarativeState::apply (this=this@entry=0x457cb00, group=group@entry=0x457c990, trans=trans@entry=0x0, revert=revert@entry=0x458acd0) at util/qdeclarativestate.cpp:722
#29 0x0000003c87aeb3bf in QDeclarativeStateGroupPrivate::setCurrentStateInternal (this=0x457c9c0, state=..., ignoreTrans=ignoreTrans@entry=false) at util/qdeclarativestategroup.cpp:476
#30 0x0000003c87aebd6b in QDeclarativeStateGroup::setState (this=this@entry=0x457c990, state=...) at util/qdeclarativestategroup.cpp:292
#31 0x0000003c87aec0c4 in QDeclarativeStateGroupPrivate::updateAutoState (this=this@entry=0x457c9c0) at util/qdeclarativestategroup.cpp:346
#32 0x0000003c87aec436 in QDeclarativeStateGroup::componentComplete (this=<optimized out>) at util/qdeclarativestategroup.cpp:312
#33 0x0000003c87b56a7e in QDeclarativeItem::componentComplete (this=<optimized out>) at graphicsitems/qdeclarativeitem.cpp:2958
#34 0x0000003c87bce30b in QDeclarativeComponentPrivate::complete (enginePriv=0x2d511e0, state=0x2b086d8) at qml/qdeclarativecomponent.cpp:962
#35 0x0000003c87bce98b in QDeclarativeComponentPrivate::completeCreate (this=<optimized out>) at qml/qdeclarativecomponent.cpp:1043
#36 0x0000003c87bcc6a9 in QDeclarativeComponentPrivate::createObject (this=this@entry=0x2b08620, publicParent=publicParent@entry=0x0, valuemap=...) at qml/qdeclarativecomponent.cpp:747
#37 0x0000003c87bccd31 in QDeclarativeComponent::createObject (this=this@entry=0x2f39220, parent=0x0, valuemap=...) at qml/qdeclarativecomponent.cpp:682
#38 0x0000003c87cc1be9 in QDeclarativeComponent::qt_static_metacall (_o=_o@entry=0x2f39220, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=_id@entry=4, _a=_a@entry=0x7fffe880d690) at .moc/release-shared/moc_qdeclarativecomponent.cpp:96
#39 0x0000003c87cc1de7 in QDeclarativeComponent::qt_metacall (this=0x2f39220, _c=QMetaObject::InvokeMetaMethod, _id=4, _a=0x7fffe880d690) at .moc/release-shared/moc_qdeclarativecomponent.cpp:136
#40 0x0000003c87c590d8 in QDeclarativeObjectMethodScriptClass::callMethod (this=this@entry=0x2d55160, object=object@entry=0x2f39220, index=<optimized out>, returnType=<optimized out>, argCount=<optimized out>, argTypes=0x7fffe880d940, ctxt=ctxt@entry=0x7f6d203800d8) at qml/qdeclarativeobjectscriptclass.cpp:975
#41 0x0000003c87c5ad08 in QDeclarativeObjectMethodScriptClass::callPrecise (this=this@entry=0x2d55160, object=0x2f39220, data=..., ctxt=ctxt@entry=0x7f6d203800d8) at qml/qdeclarativeobjectscriptclass.cpp:949
#42 0x0000003c87c5b35d in QDeclarativeObjectMethodScriptClass::callOverloaded (this=0x2d55160, method=0x4579f90, ctxt=0x7f6d203800d8) at qml/qdeclarativeobjectscriptclass.cpp:1069
#43 0x0000003c87c5b5ef in QDeclarativeObjectMethodScriptClass::call (this=<optimized out>, o=<optimized out>, ctxt=<optimized out>) at qml/qdeclarativeobjectscriptclass.cpp:924
#44 0x0000003c85208974 in QScript::DeclarativeObjectDelegate::call (exec=<optimized out>, callee=<optimized out>, thisValue=..., args=...) at bridge/qscriptdeclarativeobject.cpp:154
#45 0x0000003c850fde80 in QTJSC::NativeFuncWrapper::operator() (this=this@entry=0x7fffe880dc20, exec=0x7f6d203800d8, jsobj=jsobj@entry=0x7f6d20315fc0, thisValue=..., argList=...) at ../3rdparty/javascriptcore/JavaScriptCore/runtime/CallData.cpp:46
#46 0x0000003c850daa14 in QTJSC::cti_op_call_NotJSFunction (args=0x7fffe880dc80) at ../3rdparty/javascriptcore/JavaScriptCore/jit/JITStubs.cpp:1780
#47 0x00007f6c9c02a0a1 in ?? ()
#48 0x0000000000000000 in ?? ()

The reporter indicates this bug may be a duplicate of or related to bug 334674.

Possible duplicates by query: bug 336882, bug 334846, bug 334674.

Report to https://bugs.kde.org/

Reproducible: Didn't try

Steps to Reproduce:
1. Reboot
2. KDE Login

Actual Results:  
Pop-up appears immediately, indicating that Plasma has crashed.
Then Plasma is apparently restarted, and everything looks "normal".

Expected Results:  
It should not crash of course ...

Possibly related to recent updates
- kactivities* 4.13.3-5.fc20
- kde-workspace 4.11.11-4.fc20
- kde* (several kde apps)
- plasma-scriptengine-python 4.11.11-4.fc20
  Make kactivities dependencies less strict, so that only kde-workspace
  depends on it.  This will provide an easier upgrade path to Plasma 5.
?
Comment 1 Christoph Feck 2014-09-08 00:14:04 UTC

*** This bug has been marked as a duplicate of bug 337261 ***
Comment 2 Ian Proudler 2014-12-12 11:08:58 UTC
Same thing happened to me.

By the way the crash handler does not work. It said I had to login to the bug reporting system first despite I had already entered my login details. I logged into the web site manually and hit the 'retry' button but that did not work either.

Application: plasma-desktop (4.11.12)
KDE Platform Version: 4.14.1
Qt Version: 4.8.6
Operating System: Linux 3.16.0-28-generic x86_64
Distribution: Ubuntu 14.10

-- Information about the crash:
- What I was doing when the application crashed:
logged on for the first time after a fresh boot.

The crash can be reproduced sometimes.

-- 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 0x7f12210178c0 (LWP 2560))]

Thread 5 (Thread 0x7f11f6fe9700 (LWP 2563)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f1219c03c8a in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007f1219c03cb9 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007f121474b0a5 in start_thread (arg=0x7f11f6fe9700) at pthread_create.c:309
#4  0x00007f12208fe77d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 4 (Thread 0x7f1175f8f700 (LWP 2565)):
#0  0x00007f12208f42cd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f1214030ee4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1214030ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f121d43504e in QEventDispatcherGlib::processEvents (this=0x7f11700008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#4  0x00007f121d4064f1 in QEventLoop::processEvents (this=this@entry=0x7f1175f8ece0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f121d406805 in QEventLoop::exec (this=this@entry=0x7f1175f8ece0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f121d304c39 in QThread::exec (this=this@entry=0x22e2370) at thread/qthread.cpp:538
#7  0x00007f121d3e8033 in QInotifyFileSystemWatcherEngine::run (this=0x22e2370) at io/qfilesystemwatcher_inotify.cpp:265
#8  0x00007f121d30739f in QThreadPrivate::start (arg=0x22e2370) at thread/qthread_unix.cpp:349
#9  0x00007f121474b0a5 in start_thread (arg=0x7f1175f8f700) at pthread_create.c:309
#10 0x00007f12208fe77d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7f1160b4b700 (LWP 2582)):
#0  0x00007f12208f42cd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f1214030ee4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1214030ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f121d43504e in QEventDispatcherGlib::processEvents (this=0x7f115c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#4  0x00007f121d4064f1 in QEventLoop::processEvents (this=this@entry=0x7f1160b4ace0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f121d406805 in QEventLoop::exec (this=this@entry=0x7f1160b4ace0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f121d304c39 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:538
#7  0x00007f1164c29a17 in KCupsConnection::run() () from /usr/lib/libkcupslib.so
#8  0x00007f121d30739f in QThreadPrivate::start (arg=0x30a7a80) at thread/qthread_unix.cpp:349
#9  0x00007f121474b0a5 in start_thread (arg=0x7f1160b4b700) at pthread_create.c:309
#10 0x00007f12208fe77d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7f11fe1b0700 (LWP 2603)):
#0  0x00007f12208f42cd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f1214030ee4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1214030ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f121d43504e in QEventDispatcherGlib::processEvents (this=0x7f11500008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#4  0x00007f121d4064f1 in QEventLoop::processEvents (this=this@entry=0x7f11fe1afce0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f121d406805 in QEventLoop::exec (this=this@entry=0x7f11fe1afce0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f121d304c39 in QThread::exec (this=this@entry=0x29652a0) at thread/qthread.cpp:538
#7  0x00007f121d3e8033 in QInotifyFileSystemWatcherEngine::run (this=0x29652a0) at io/qfilesystemwatcher_inotify.cpp:265
#8  0x00007f121d30739f in QThreadPrivate::start (arg=0x29652a0) at thread/qthread_unix.cpp:349
#9  0x00007f121474b0a5 in start_thread (arg=0x7f11fe1b0700) at pthread_create.c:309
#10 0x00007f12208fe77d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7f12210178c0 (LWP 2560)):
[KCrash Handler]
#6  0x00007f1214754838 in _xend () at ../nptl/sysdeps/unix/sysv/linux/x86/elision-unlock.c:33
#7  __lll_unlock_elision (lock=0x7f11ffbbb008, private=128) at ../nptl/sysdeps/unix/sysv/linux/x86/elision-unlock.c:29
#8  0x00007f121dc1d5b2 in unlock (this=0x1d8b300) at ../../kdecore/util/kshareddatacache.cpp:1245
#9  ~CacheLocker (this=<synthetic pointer>, __in_chrg=<optimized out>) at ../../kdecore/util/kshareddatacache.cpp:1317
#10 KSharedDataCache::find (this=this@entry=0x2998e40, key=..., destination=destination@entry=0x7fffb09bc6d0) at ../../kdecore/util/kshareddatacache.cpp:1608
#11 0x00007f121e15eac5 in KImageCache::findPixmap (this=0x2998e40, key=..., destination=destination@entry=0x7fffb09bc730) at ../../kdeui/util/kimagecache.cpp:150
#12 0x00007f12204a1d93 in Plasma::Theme::findInCache (this=0x1c46980, key=..., pix=...) at ../../plasma/theme.cpp:1035
#13 0x00007f122049d96f in Plasma::SvgPrivate::findInCache (this=0x5845f30, elementId=..., s=...) at ../../plasma/svg.cpp:339
#14 0x00007f122049dc15 in Plasma::Svg::pixmap (this=0x5845c70, elementID=...) at ../../plasma/svg.cpp:649
#15 0x00007f11750ef11d in IconItem::loadPixmap (this=this@entry=0x5859900) at ../../../../plasma/declarativeimports/core/iconitem.cpp:288
#16 0x00007f11750ef7c4 in IconItem::setSource (this=this@entry=0x5859900, source=...) at ../../../../plasma/declarativeimports/core/iconitem.cpp:135
#17 0x00007f11750f01e8 in IconItem::qt_metacall (this=0x5859900, _c=QMetaObject::WriteProperty, _id=0, _a=0x7fffb09bcc80) at ./iconitem.moc:146
#18 0x00007f121f0aae59 in QDeclarativeVMEMetaObject::metaCall (this=0x585a120, c=QMetaObject::WriteProperty, _id=41, a=0x7fffb09bcc80) at qml/qdeclarativevmemetaobject.cpp:673
#19 0x00007f121f0c6a3a in QDeclarativePropertyPrivate::write (object=0x5859900, property=..., value=..., context=0x5782c80, flags=...) at qml/qdeclarativeproperty.cpp:1152
#20 0x00007f121f0c71c8 in QDeclarativePropertyPrivate::writeValueProperty (this=0x5844790, value=..., flags=...) at qml/qdeclarativeproperty.cpp:1088
#21 0x00007f121f0c72b2 in QDeclarativePropertyPrivate::write (that=..., value=..., flags=...) at qml/qdeclarativeproperty.cpp:1343
#22 0x00007f121f0c107a in QDeclarativeBinding::update (this=0x5844840, flags=...) at qml/qdeclarativebinding.cpp:427
#23 0x00007f121f0c0b71 in QDeclarativeBinding::setEnabled (this=0x5844840, e=<optimized out>, flags=...) at qml/qdeclarativebinding.cpp:479
#24 0x00007f121f0c4da0 in QDeclarativePropertyPrivate::setBinding (object=0x5859900, coreIndex=<optimized out>, valueTypeIndex=<optimized out>, newBinding=newBinding@entry=0x5844850, flags=...) at qml/qdeclarativeproperty.cpp:796
#25 0x00007f121f0c4ec4 in QDeclarativePropertyPrivate::setBinding (that=..., newBinding=0x5844850, flags=...) at qml/qdeclarativeproperty.cpp:671
#26 0x00007f121efda013 in QDeclarativeTransitionManager::transition (this=this@entry=0x5855ef8, list=..., transition=transition@entry=0x0) at util/qdeclarativetransitionmanager.cpp:155
#27 0x00007f121efd61dc in QDeclarativeState::apply (this=this@entry=0x5855db0, group=group@entry=0x5782400, trans=trans@entry=0x0, revert=revert@entry=0x5843c50) at util/qdeclarativestate.cpp:722
#28 0x00007f121efece27 in QDeclarativeStateGroupPrivate::setCurrentStateInternal (this=0x5855ca0, state=..., ignoreTrans=ignoreTrans@entry=false) at util/qdeclarativestategroup.cpp:476
#29 0x00007f121efed7ab in QDeclarativeStateGroup::setState (this=this@entry=0x5782400, state=...) at util/qdeclarativestategroup.cpp:292
#30 0x00007f121efedadd in QDeclarativeStateGroupPrivate::updateAutoState (this=this@entry=0x5855ca0) at util/qdeclarativestategroup.cpp:346
#31 0x00007f121efede43 in QDeclarativeStateGroup::componentComplete (this=<optimized out>) at util/qdeclarativestategroup.cpp:312
#32 0x00007f121f056386 in QDeclarativeItem::componentComplete (this=0x5855830) at graphicsitems/qdeclarativeitem.cpp:2966
#33 0x00007f121f0c9efb in QDeclarativeComponentPrivate::complete (enginePriv=0x7f11ffbbb008, state=0x80) at qml/qdeclarativecomponent.cpp:962
#34 0x00007f121f0ca54b in QDeclarativeComponentPrivate::completeCreate (this=<optimized out>) at qml/qdeclarativecomponent.cpp:1043
#35 0x00007f121f0c8461 in QDeclarativeComponentPrivate::createObject (this=this@entry=0x25128d0, publicParent=publicParent@entry=0x0, valuemap=...) at qml/qdeclarativecomponent.cpp:747
#36 0x00007f121f0c8a79 in QDeclarativeComponent::createObject (this=0x25128b0, parent=0x0, valuemap=...) at qml/qdeclarativecomponent.cpp:682
#37 0x00007f121f1b7069 in QDeclarativeComponent::qt_static_metacall (_o=0x7f11ffbbb008, _o@entry=0x25128b0, _c=128, _c@entry=QMetaObject::InvokeMetaMethod, _id=-4476920, _id@entry=4, _a=0x5847100, _a@entry=0x7fffb09bdbf0) at .moc/release-shared/moc_qdeclarativecomponent.cpp:96
#38 0x00007f121f1b724f in QDeclarativeComponent::qt_metacall (this=0x25128b0, _c=QMetaObject::InvokeMetaMethod, _id=4, _a=0x7fffb09bdbf0) at .moc/release-shared/moc_qdeclarativecomponent.cpp:136
#39 0x00007f121f150680 in QDeclarativeObjectMethodScriptClass::callMethod (this=this@entry=0x256fdb0, object=object@entry=0x25128b0, index=<optimized out>, returnType=<optimized out>, argCount=<optimized out>, argTypes=0x7fffb09bdea0, ctxt=0x7f116f1eb0d8) at qml/qdeclarativeobjectscriptclass.cpp:975
#40 0x00007f121f152303 in QDeclarativeObjectMethodScriptClass::callPrecise (this=this@entry=0x256fdb0, object=0x25128b0, data=..., ctxt=ctxt@entry=0x7f116f1eb0d8) at qml/qdeclarativeobjectscriptclass.cpp:949
#41 0x00007f121f1528a5 in QDeclarativeObjectMethodScriptClass::callOverloaded (this=0x256fdb0, method=0x5782530, ctxt=0x7f116f1eb0d8) at qml/qdeclarativeobjectscriptclass.cpp:1069
#42 0x00007f121f152b8f in QDeclarativeObjectMethodScriptClass::call (this=<optimized out>, o=<optimized out>, ctxt=<optimized out>) at qml/qdeclarativeobjectscriptclass.cpp:924
#43 0x00007f1219c7c06a in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#44 0x00007f1219b729f8 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#45 0x00007f1219b4ddf0 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#46 0x00007f11767100a1 in ?? ()
#47 0x00007fffb09be390 in ?? ()
#48 0x00007f117419ad80 in ?? ()
#49 0x00007f1100000012 in ?? ()
#50 0x00007f1100000003 in ?? ()
#51 0x0000000000000072 in ?? ()
#52 0x00007f121430b210 in ?? () from /lib/x86_64-linux-gnu/libdbus-1.so.3
#53 0x00007f117440da88 in ?? ()
#54 0x00007f1174185840 in ?? ()
#55 0x00007f1219f06e58 in __bss_start () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#56 0x0000000000000000 in ?? ()

Possible duplicates by query: bug 338848, bug 336882, bug 334846, bug 334674, bug 334640.