Bug 297426

Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.4 (4.7.4)
Qt Version: 4.7.4
Operating System: Linux 3.2.9 i686
Distribution: Debian GNU/Linux testing-proposed-updates (sid)

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

- Unusual behavior I noticed:

Plasma chashed when i deleted gmail-plasmoid and lock all widgets on panel with systray.

The crash can be reproduced some of the time.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib/i386-linux-gnu/i686/cmov/libthread_db.so.1".
[Current thread is 1 (Thread 0xb1a31720 (LWP 3423))]

Thread 3 (Thread 0xaa51cb70 (LWP 3426)):
#0  0xb2bf1e11 in *__GI_clock_gettime (clock_id=1, tp=0xaa51bfe8) at ../sysdeps/unix/clock_gettime.c:116
#1  0xb630fe15 in do_gettime (frac=0xaa51bfe0, sec=0xaa51bfd8) at tools/qelapsedtimer_unix.cpp:123
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#3  0xb63e2496 in QTimerInfoList::updateCurrentTime (this=0xafa01be4) at kernel/qeventdispatcher_unix.cpp:339
#4  0xb63e27fa in QTimerInfoList::timerWait (this=0xafa01be4, tm=...) at kernel/qeventdispatcher_unix.cpp:442
#5  0xb63e1063 in timerSourcePrepareHelper (src=<optimized out>, timeout=0xaa51c0fc) at kernel/qeventdispatcher_glib.cpp:136
#6  0xb63e10fd in timerSourcePrepare (source=0xafa01bb0, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#7  0xb2b5674e in g_main_context_prepare () from /lib/libglib-2.0.so.0
#8  0xb2b57613 in ?? () from /lib/libglib-2.0.so.0
#9  0xb2b57ce4 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#10 0xb63e1b27 in QEventDispatcherGlib::processEvents (this=0x93bd068, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#11 0xb63b26dd in QEventLoop::processEvents (this=0xaa51c2a0, flags=...) at kernel/qeventloop.cpp:149
#12 0xb63b2921 in QEventLoop::exec (this=0xaa51c2a0, flags=...) at kernel/qeventloop.cpp:201
#13 0xb62b591b in QThread::exec (this=0x93bc528) at thread/qthread.cpp:498
#14 0xb63932bd in QInotifyFileSystemWatcherEngine::run (this=0x93bc528) at io/qfilesystemwatcher_inotify.cpp:248
#15 0xb62b87c3 in QThreadPrivate::start (arg=0x93bc528) at thread/qthread_unix.cpp:331
#16 0xb2c5bc39 in start_thread (arg=0xaa51cb70) at pthread_create.c:304
#17 0xb761012e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 2 (Thread 0xa51adb70 (LWP 5300)):
#0  0xb774c424 in __kernel_vsyscall ()
#1  0xb7602746 in *__GI___poll (fds=0xb7698ff4, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#2  0xb2b67f5b in g_poll () from /lib/libglib-2.0.so.0
#3  0xb2b5796f in ?? () from /lib/libglib-2.0.so.0
#4  0xb2b57ce4 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#5  0xb63e1b27 in QEventDispatcherGlib::processEvents (this=0xa50e8e0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0xb63b26dd in QEventLoop::processEvents (this=0xa51ad2a0, flags=...) at kernel/qeventloop.cpp:149
#7  0xb63b2921 in QEventLoop::exec (this=0xa51ad2a0, flags=...) at kernel/qeventloop.cpp:201
#8  0xb62b591b in QThread::exec (this=0xa48c0c0) at thread/qthread.cpp:498
#9  0xb63932bd in QInotifyFileSystemWatcherEngine::run (this=0xa48c0c0) at io/qfilesystemwatcher_inotify.cpp:248
#10 0xb62b87c3 in QThreadPrivate::start (arg=0xa48c0c0) at thread/qthread_unix.cpp:331
#11 0xb2c5bc39 in start_thread (arg=0xa51adb70) at pthread_create.c:304
#12 0xb761012e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 1 (Thread 0xb1a31720 (LWP 3423)):
[KCrash Handler]
#7  0xffffffff in ?? ()
#8  0xb63c97b8 in QObject::connect (sender=0x94f4ba0, signal=0xb74c2c79 "2destroyed(QObject*)", receiver=0x8f22740, method=0xb74d3e84 "1onWidgetDestroyed(QObject*)", type=Qt::AutoConnection) at kernel/qobject.cpp:2489
#9  0xb73e378b in Plasma::ToolTipManager::registerWidget (this=0x8f22740, widget=0x94f4ba0) at ../../plasma/tooltipmanager.cpp:208
#10 0xb73e3885 in Plasma::ToolTipManager::setContent (this=0x8f22740, widget=0x94f4ba0, data=...) at ../../plasma/tooltipmanager.cpp:227
#11 0xa6f49d68 in ?? () from /usr/lib/python2.7/dist-packages/PyKDE4/plasma.so
#12 0xa7d3329e in PyCFunction_Call () from /usr/lib/libpython2.7.so.1.0
#13 0xa7c7a62c in PyEval_EvalFrameEx () from /usr/lib/libpython2.7.so.1.0
#14 0xa7c30c34 in PyEval_EvalCodeEx () from /usr/lib/libpython2.7.so.1.0
#15 0xa7c7a74b in PyEval_EvalFrameEx () from /usr/lib/libpython2.7.so.1.0
#16 0xa7c30c34 in PyEval_EvalCodeEx () from /usr/lib/libpython2.7.so.1.0
#17 0xa7c30df8 in ?? () from /usr/lib/libpython2.7.so.1.0
#18 0xa7d31dd4 in PyObject_Call () from /usr/lib/libpython2.7.so.1.0
#19 0xa7c90390 in ?? () from /usr/lib/libpython2.7.so.1.0
#20 0xa7d31dd4 in PyObject_Call () from /usr/lib/libpython2.7.so.1.0
#21 0xa7d327bb in PyEval_CallObjectWithKeywords () from /usr/lib/libpython2.7.so.1.0
#22 0xa7effb3c in sip_api_invoke_slot () from /usr/lib/python2.7/dist-packages/sip.so
#23 0xa78fc1d6 in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#24 0xa78fc33b in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#25 0xb63b9a6d in metacall (argv=0xbfbdef18, idx=5, cl=QMetaObject::InvokeMetaMethod, object=0xa9f8c78) at kernel/qmetaobject.cpp:237
#26 QMetaObject::metacall (object=0xa9f8c78, cl=QMetaObject::InvokeMetaMethod, idx=5, argv=0xbfbdef18) at kernel/qmetaobject.cpp:232
#27 0xb63c8980 in QMetaObject::activate (sender=0xacdfa10, m=0xa79b1678, local_signal_index=0, argv=0xbfbdef18) at kernel/qobject.cpp:3278
#28 0xa7904295 in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#29 0xa7901911 in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#30 0xa78cf334 in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#31 0xa7d3329e in PyCFunction_Call () from /usr/lib/libpython2.7.so.1.0
#32 0xa7c7a62c in PyEval_EvalFrameEx () from /usr/lib/libpython2.7.so.1.0
#33 0xa7c30c34 in PyEval_EvalCodeEx () from /usr/lib/libpython2.7.so.1.0
#34 0xa7c30df8 in ?? () from /usr/lib/libpython2.7.so.1.0
#35 0xa7d31dd4 in PyObject_Call () from /usr/lib/libpython2.7.so.1.0
#36 0xa7c90390 in ?? () from /usr/lib/libpython2.7.so.1.0
#37 0xa7d31dd4 in PyObject_Call () from /usr/lib/libpython2.7.so.1.0
#38 0xa7d327bb in PyEval_CallObjectWithKeywords () from /usr/lib/libpython2.7.so.1.0
#39 0xa7effb3c in sip_api_invoke_slot () from /usr/lib/python2.7/dist-packages/sip.so
#40 0xa78fbced in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#41 0xa78fc22f in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#42 0xa78fc33b in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#43 0xb63b9a6d in metacall (argv=0xbfbdf6a8, idx=5, cl=QMetaObject::InvokeMetaMethod, object=0x955cab0) at kernel/qmetaobject.cpp:237
#44 QMetaObject::metacall (object=0x955cab0, cl=QMetaObject::InvokeMetaMethod, idx=5, argv=0xbfbdf6a8) at kernel/qmetaobject.cpp:232
#45 0xb63c8980 in QMetaObject::activate (sender=0xaa89bd0, m=0xb683d56c, local_signal_index=3, argv=0xbfbdf6a8) at kernel/qobject.cpp:3278
#46 0xb668eef5 in KJob::result (this=0xaa89bd0, _t1=0xaa89bd0) at ./kjob.moc:194
#47 0xb668ef48 in KJob::emitResult (this=0xaa89bd0) at ../../kdecore/jobs/kjob.cpp:312
#48 0xb7051e38 in KIO::SimpleJob::slotFinished (this=0xaa89bd0) at ../../kio/kio/job.cpp:494
#49 0xb705ab6d in KIO::TransferJob::slotFinished (this=0xaa89bd0) at ../../kio/kio/job.cpp:1081
#50 0xb70591a4 in KIO::TransferJob::qt_metacall (this=0xaa89bd0, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xbfbdf984) at ./jobclasses.moc:369
#51 0xb70594e2 in KIO::StoredTransferJob::qt_metacall (this=0xaa89bd0, _c=QMetaObject::InvokeMetaMethod, _id=47, _a=0xbfbdf984) at ./jobclasses.moc:480
#52 0xb63b9a6d in metacall (argv=0xbfbdf984, idx=47, cl=QMetaObject::InvokeMetaMethod, object=0xaa89bd0) at kernel/qmetaobject.cpp:237
#53 QMetaObject::metacall (object=0xaa89bd0, cl=QMetaObject::InvokeMetaMethod, idx=47, argv=0xbfbdf984) at kernel/qmetaobject.cpp:232
#54 0xb63c8980 in QMetaObject::activate (sender=0xa477960, m=0xb72306a0, local_signal_index=4, argv=0x0) at kernel/qobject.cpp:3278
#55 0xb710fd55 in KIO::SlaveInterface::finished (this=0xa477960) at ./slaveinterface.moc:171
#56 0xb7112bd9 in KIO::SlaveInterface::dispatch (this=0xa477960, _cmd=104, rawdata=...) at ../../kio/kio/slaveinterface.cpp:172
#57 0xb710f33a in KIO::SlaveInterface::dispatch (this=0xa477960) at ../../kio/kio/slaveinterface.cpp:88
#58 0xb7100918 in KIO::Slave::gotInput (this=0xa477960) at ../../kio/kio/slave.cpp:344
#59 0xb710118c in KIO::Slave::qt_metacall (this=0xa477960, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xbfbdfc64) at ./slave.moc:82
#60 0xb63b9a6d in metacall (argv=0xbfbdfc64, idx=30, cl=QMetaObject::InvokeMetaMethod, object=0xa477960) at kernel/qmetaobject.cpp:237
#61 QMetaObject::metacall (object=0xa477960, cl=QMetaObject::InvokeMetaMethod, idx=30, argv=0xbfbdfc64) at kernel/qmetaobject.cpp:232
#62 0xb63c8980 in QMetaObject::activate (sender=0xa479720, m=0xb722d4a8, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3278
#63 0xb701ce75 in KIO::Connection::readyRead (this=0xa479720) at ./connection.moc:92
#64 0xb701d6aa in dequeue (this=<optimized out>) at ../../kio/kio/connection.cpp:82
#65 KIO::ConnectionPrivate::dequeue (this=0xa2cdd10) at ../../kio/kio/connection.cpp:71
#66 0xb701d77f in KIO::Connection::qt_metacall (this=0xa479720, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xa99a240) at ./connection.moc:79
#67 0xb63b9a6d in metacall (argv=0xa99a240, idx=5, cl=QMetaObject::InvokeMetaMethod, object=0xa479720) at kernel/qmetaobject.cpp:237
#68 QMetaObject::metacall (object=0xa479720, cl=QMetaObject::InvokeMetaMethod, idx=5, argv=0xa99a240) at kernel/qmetaobject.cpp:232
#69 0xb63c4585 in QMetaCallEvent::placeMetaCall (this=0x914b590, object=0xa479720) at kernel/qobject.cpp:535
#70 0xb63cba9f in QObject::event (this=0xa479720, e=0x914b590) at kernel/qobject.cpp:1217
#71 0xb58e9a64 in notify_helper (e=0x914b590, receiver=0xa479720, this=0x8dbdce0) at kernel/qapplication.cpp:4486
#72 QApplicationPrivate::notify_helper (this=0x8dbdce0, receiver=0xa479720, e=0x914b590) at kernel/qapplication.cpp:4458
#73 0xb58eedf2 in QApplication::notify (this=0x914b590, receiver=0xa479720, e=0x914b590) at kernel/qapplication.cpp:4233
#74 0xb6a55511 in KApplication::notify (this=0x8daefd8, receiver=0xa479720, event=0x914b590) at ../../kdeui/kernel/kapplication.cpp:311
#75 0xb63b36be in QCoreApplication::notifyInternal (this=0x8daefd8, receiver=0xa479720, event=0x914b590) at kernel/qcoreapplication.cpp:787
#76 0xb63b6e84 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#77 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x8d692e0) at kernel/qcoreapplication.cpp:1428
#78 0xb63b6fcc in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1321
#79 0xb63e1694 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#80 postEventSourceDispatch (s=0x8db8f80) at kernel/qeventdispatcher_glib.cpp:277
#81 0xb2b57252 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#82 0xb2b57a30 in ?? () from /lib/libglib-2.0.so.0
#83 0xb2b57ce4 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#84 0xb63e1ac7 in QEventDispatcherGlib::processEvents (this=0x8d6a200, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#85 0xb599ec5a in QGuiEventDispatcherGlib::processEvents (this=0x8d6a200, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#86 0xb63b26dd in QEventLoop::processEvents (this=0xbfbe04c4, flags=...) at kernel/qeventloop.cpp:149
#87 0xb63b2921 in QEventLoop::exec (this=0xbfbe04c4, flags=...) at kernel/qeventloop.cpp:201
#88 0xb63b707a in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#89 0xb58e78e4 in QApplication::exec () at kernel/qapplication.cpp:3760
#90 0xb77006eb in kdemain () from /usr/lib/kde4/libkdeinit/libkdeinit4_plasma-desktop.so
#91 0x0804858b in ?? ()
#92 0xb7556e46 in __libc_start_main (main=0x8048570, argc=1, ubp_av=0xbfbe06d4, init=0x8048670 <__libc_csu_init>, fini=0x8048660 <__libc_csu_fini>, rtld_fini=0xb775b310, stack_end=0xbfbe06cc) at libc-start.c:228
#93 0x080485b1 in _start ()

This bug may be a duplicate of or related to bug 286555.

Possible duplicates by query: bug 286555, bug 285003, bug 283862, bug 279666, bug 274428.

Reported using DrKonqi