Application: plasma-desktop (0.4)
KDE Platform Version: 4.9.1
Qt Version: 4.8.2
Operating System: Linux 3.2.0-31-generic x86_64
Distribution: Ubuntu 12.04.1 LTS

-- Information about the crash:
I was manipulating with plasma widget, which should present google calendar. I decided to close it and crash happened.

-- Backtrace:
Application: Powłoka pulpitu Plazmy (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f65a2838780 (LWP 25246))]

Thread 7 (Thread 0x7f6584f6c700 (LWP 25248)):
#0  0x00007f6596392e93 in __pthread_mutex_lock (mutex=0x7f658000c7c0) at pthread_mutex_lock.c:51
#1  0x00007f6595ccf5a1 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6595c93f35 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6595c9449a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f6585aa8406 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#5  0x00007f6595cb59e5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f6596390e9a in start_thread (arg=0x7f6584f6c700) at pthread_create.c:308
#7  0x00007f65a21284bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#8  0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7f657cf48700 (LWP 25249)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f659bb0a222 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007f659bb0a259 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007f6596390e9a in start_thread (arg=0x7f657cf48700) at pthread_create.c:308
#4  0x00007f65a21284bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f656cf5b700 (LWP 25250)):
#0  0x00007fff90dff98f in clock_gettime ()
#1  0x00007f659795915d in __GI_clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:116
#2  0x00007f659ec7fc64 in do_gettime (frac=0x7f656cf5ab98, sec=0x7f656cf5ab90) at tools/qelapsedtimer_unix.cpp:123
#3  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#4  0x00007f659ed5806d in QTimerInfoList::updateCurrentTime (this=0x7f6568002860) at kernel/qeventdispatcher_unix.cpp:343
#5  0x00007f659ed583a3 in QTimerInfoList::timerWait (this=0x7f6568002860, tm=...) at kernel/qeventdispatcher_unix.cpp:450
#6  0x00007f659ed56e5c in timerSourcePrepareHelper (src=<optimized out>, timeout=0x7f656cf5ac6c) at kernel/qeventdispatcher_glib.cpp:136
#7  0x00007f659ed56f05 in timerSourcePrepare (source=<optimized out>, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#8  0x00007f6595c93846 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f6595c93f5b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f6595c94164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f659ed57906 in QEventDispatcherGlib::processEvents (this=0x7f65680008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#12 0x00007f659ed26e42 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#13 0x00007f659ed27097 in QEventLoop::exec (this=0x7f656cf5add0, flags=...) at kernel/qeventloop.cpp:204
#14 0x00007f659ec26057 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#15 0x00007f659ed06b4f in QInotifyFileSystemWatcherEngine::run (this=0x2fae7f0) at io/qfilesystemwatcher_inotify.cpp:248
#16 0x00007f659ec2907b in QThreadPrivate::start (arg=0x2fae7f0) at thread/qthread_unix.cpp:307
#17 0x00007f6596390e9a in start_thread (arg=0x7f656cf5b700) at pthread_create.c:308
#18 0x00007f65a21284bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#19 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f6567fff700 (LWP 25251)):
#0  0x00007fff90dff98f in clock_gettime ()
#1  0x00007f659795915d in __GI_clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:116
#2  0x00007f659ec7fc64 in do_gettime (frac=0x7f6567ffeb98, sec=0x7f6567ffeb90) at tools/qelapsedtimer_unix.cpp:123
#3  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#4  0x00007f659ed5806d in QTimerInfoList::updateCurrentTime (this=0x7f6560002860) at kernel/qeventdispatcher_unix.cpp:343
#5  0x00007f659ed583a3 in QTimerInfoList::timerWait (this=0x7f6560002860, tm=...) at kernel/qeventdispatcher_unix.cpp:450
#6  0x00007f659ed56e5c in timerSourcePrepareHelper (src=<optimized out>, timeout=0x7f6567ffec6c) at kernel/qeventdispatcher_glib.cpp:136
#7  0x00007f659ed56f05 in timerSourcePrepare (source=<optimized out>, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#8  0x00007f6595c93846 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f6595c93f5b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f6595c94164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f659ed57906 in QEventDispatcherGlib::processEvents (this=0x7f65600008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#12 0x00007f659ed26e42 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#13 0x00007f659ed27097 in QEventLoop::exec (this=0x7f6567ffedd0, flags=...) at kernel/qeventloop.cpp:204
#14 0x00007f659ec26057 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#15 0x00007f659ed06b4f in QInotifyFileSystemWatcherEngine::run (this=0x303d670) at io/qfilesystemwatcher_inotify.cpp:248
#16 0x00007f659ec2907b in QThreadPrivate::start (arg=0x303d670) at thread/qthread_unix.cpp:307
#17 0x00007f6596390e9a in start_thread (arg=0x7f6567fff700) at pthread_create.c:308
#18 0x00007f65a21284bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#19 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f655f15c700 (LWP 25257)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f659d1f1dec in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007f659d1f1f19 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007f6596390e9a in start_thread (arg=0x7f655f15c700) at pthread_create.c:308
#4  0x00007f65a21284bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f655e95b700 (LWP 25258)):
#0  0x00007f659ed57cc7 in timerSourceCheckHelper (src=0x7f6554002600) at kernel/qeventdispatcher_glib.cpp:145
#1  0x00007f6595c93b43 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6595c93fd6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6595c94164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f659ed57906 in QEventDispatcherGlib::processEvents (this=0x7f65540008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#5  0x00007f659ed26e42 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f659ed27097 in QEventLoop::exec (this=0x7f655e95ae00, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007f659ec26057 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#8  0x00007f659ec2907b in QThreadPrivate::start (arg=0x3ba7500) at thread/qthread_unix.cpp:307
#9  0x00007f6596390e9a in start_thread (arg=0x7f655e95b700) at pthread_create.c:308
#10 0x00007f65a21284bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f65a2838780 (LWP 25246)):
[KCrash Handler]
#6  0x00007f659e6a9c54 in QGraphicsLayoutItem::isLayout (this=0x1c792a0) at graphicsview/qgraphicslayoutitem.cpp:929
#7  0x00007f659e6a8108 in QGraphicsLayout::QGraphicsLayout (this=0x4e8a530, dd=..., parent=0x1c792a0) at graphicsview/qgraphicslayout.cpp:185
#8  0x00007f659e6aa783 in QGraphicsLinearLayout::QGraphicsLinearLayout (this=0x4e8a530, orientation=Qt::Vertical, parent=0x1c792a0) at graphicsview/qgraphicslinearlayout.cpp:189
#9  0x00007f657676bdcf in sipQGraphicsLinearLayout::sipQGraphicsLinearLayout (this=0x4e8a530, a0=<optimized out>, a1=<optimized out>) at sipQtGuipart6.cpp:34208
#10 0x00007f657676bf40 in init_QGraphicsLinearLayout (sipSelf=0x59d1d40, sipArgs=<optimized out>, sipKwds=<optimized out>, sipUnused=0x0, sipOwner=0x7fff90ccb760, sipParseErr=<optimized out>) at sipQtGuipart6.cpp:35115
#11 0x00007f6576c82c8f in sipSimpleWrapper_init (self=0x59d1d40, args=(<Orientation at remote 0x420c1b8>, <Applet at remote 0x3fe0dd0>), kwds=0x0) at /build/buildd/sip4-4.13.2/siplib/siplib.c:9054
#12 0x00007f6577c44f08 in type_call.25606 () from /usr/lib/libpython2.7.so.1.0
#13 0x00007f6577c43e83 in PyObject_Call () from /usr/lib/libpython2.7.so.1.0
#14 0x00007f6577b9346d in PyEval_EvalFrameEx () from /usr/lib/libpython2.7.so.1.0
#15 0x00007f6577b955eb in PyEval_EvalFrameEx () from /usr/lib/libpython2.7.so.1.0
#16 0x00007f6577b5f605 in PyEval_EvalCodeEx () from /usr/lib/libpython2.7.so.1.0
#17 0x00007f6577b5f7bd in function_call () from /usr/lib/libpython2.7.so.1.0
#18 0x00007f6577c43e83 in PyObject_Call () from /usr/lib/libpython2.7.so.1.0
#19 0x00007f6577c281cf in instancemethod_call.8746 () from /usr/lib/libpython2.7.so.1.0
#20 0x00007f6577c43e83 in PyObject_Call () from /usr/lib/libpython2.7.so.1.0
#21 0x00007f6577c447d7 in PyEval_CallObjectWithKeywords () from /usr/lib/libpython2.7.so.1.0
#22 0x00007f6576c84972 in sip_api_call_method (isErr=0x0, method=<instancemethod at remote 0x4097280>, fmt=0x7f65770214e8 "D") at /build/buildd/sip4-4.13.2/siplib/siplib.c:1751
#23 0x00007f6576f27eb9 in sipVH_QtCore_9 (sipGILState=PyGILState_LOCKED, sipMethod=<instancemethod at remote 0x4097280>, a0=<optimized out>) at sipQtCorepart0.cpp:4423
#24 0x00007f6576ffda0a in sipQObject::timerEvent (this=0x1c3b6b0, a0=0x7fff90ccc770) at sipQtCorepart8.cpp:13569
#25 0x00007f659ed41659 in QObject::event (this=0x1c3b6b0, e=<optimized out>) at kernel/qobject.cpp:1157
#26 0x00007f65770011a9 in event (a0=0x7fff90ccc770, this=0x1c3b6b0) at sipQtCorepart8.cpp:13532
#27 sipQObject::event (this=0x1c3b6b0, a0=0x7fff90ccc770) at sipQtCorepart8.cpp:13524
#28 0x00007f659e0a97b4 in notify_helper (e=0x7fff90ccc770, receiver=0x1c3b6b0, this=0x14acba0) at kernel/qapplication.cpp:4556
#29 QApplicationPrivate::notify_helper (this=0x14acba0, receiver=0x1c3b6b0, e=0x7fff90ccc770) at kernel/qapplication.cpp:4528
#30 0x00007f659e0ae583 in QApplication::notify (this=0x1455e10, receiver=0x1c3b6b0, e=0x7fff90ccc770) at kernel/qapplication.cpp:4417
#31 0x00007f659fa0b4a6 in KApplication::notify (this=0x1455e10, receiver=0x1c3b6b0, event=0x7fff90ccc770) at ../../kdeui/kernel/kapplication.cpp:311
#32 0x00007f659ed2830c in QCoreApplication::notifyInternal (this=0x1455e10, receiver=0x1c3b6b0, event=0x7fff90ccc770) at kernel/qcoreapplication.cpp:915
#33 0x00007f659ed596d2 in sendEvent (event=0x7fff90ccc770, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#34 QTimerInfoList::activateTimers (this=0x14adeb0) at kernel/qeventdispatcher_unix.cpp:611
#35 0x00007f659ed570ed in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:186
#36 timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:180
#37 0x00007f659ed57111 in idleTimerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:233
#38 0x00007f6595c93d53 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#39 0x00007f6595c940a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#40 0x00007f6595c94164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#41 0x00007f659ed5789f in QEventDispatcherGlib::processEvents (this=0x141dad0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#42 0x00007f659e151cde in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#43 0x00007f659ed26e42 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#44 0x00007f659ed27097 in QEventLoop::exec (this=0x7fff90ccc9e0, flags=...) at kernel/qeventloop.cpp:204
#45 0x00007f659ed2c3e7 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1187
#46 0x00007f65a242eba3 in kdemain (argc=1, argv=0x7fff90cccdc8) at ../../../../plasma/desktop/shell/main.cpp:120
#47 0x00007f65a205776d in __libc_start_main (main=0x400640 <main(int, char**)>, argc=1, ubp_av=0x7fff90cccdc8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff90cccdb8) at libc-start.c:226
#48 0x0000000000400671 in _start ()

This bug may be a duplicate of or related to bug 283389.

Possible duplicates by query: bug 300023, bug 283389.

Reported using DrKonqi