Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.3 (4.7.3) (Compiled from sources)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-15-generic-pae i686
Distribution: Ubuntu 11.10

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

The system had just been restarted, and I did nothing beyond logging in before the shell crashed.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0xb1f3fb20 (LWP 2020))]

Thread 4 (Thread 0xae189b70 (LWP 2087)):
#0  0xb3078d44 in __pthread_mutex_unlock_usercnt () from /lib/i386-linux-gnu/libpthread.so.0
#1  0xb7695f54 in pthread_mutex_unlock () from /lib/i386-linux-gnu/libc.so.6
#2  0xb2f5a87f in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb2f5b637 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb2f5bc2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb64d3b37 in QEventDispatcherGlib::processEvents (this=0x8bb4100, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0xb64a41dd in QEventLoop::processEvents (this=0xae1892a0, flags=...) at kernel/qeventloop.cpp:149
#7  0xb64a4421 in QEventLoop::exec (this=0xae1892a0, flags=...) at kernel/qeventloop.cpp:201
#8  0xb63a790b in QThread::exec (this=0x8d4c670) at thread/qthread.cpp:498
#9  0xb6484e2d in QInotifyFileSystemWatcherEngine::run (this=0x8d4c670) at io/qfilesystemwatcher_inotify.cpp:248
#10 0xb63aa7b3 in QThreadPrivate::start (arg=0x8d4c670) at thread/qthread_unix.cpp:331
#11 0xb3075d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#12 0xb76880ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 3 (Thread 0xa87e9b70 (LWP 2090)):
#0  0xb3015d10 in clock_gettime () from /lib/i386-linux-gnu/librt.so.1
#1  0xb64017d5 in do_gettime (frac=0xa87e9010, sec=0xa87e9008) at tools/qelapsedtimer_unix.cpp:123
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#3  0xb64d44b6 in QTimerInfoList::updateCurrentTime (this=0x8d9e7c4) at kernel/qeventdispatcher_unix.cpp:339
#4  0xb64d480a in QTimerInfoList::timerWait (this=0x8d9e7c4, tm=...) at kernel/qeventdispatcher_unix.cpp:442
#5  0xb64d3053 in timerSourcePrepareHelper (src=<optimized out>, timeout=0xa87e911c) at kernel/qeventdispatcher_glib.cpp:136
#6  0xb64d30ed in timerSourcePrepare (source=0x8d9e790, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#7  0xb2f5a88c in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0xb2f5b637 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#9  0xb2f5bc2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#10 0xb64d3b37 in QEventDispatcherGlib::processEvents (this=0x8cedad8, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#11 0xb64a41dd in QEventLoop::processEvents (this=0xa87e92a0, flags=...) at kernel/qeventloop.cpp:149
#12 0xb64a4421 in QEventLoop::exec (this=0xa87e92a0, flags=...) at kernel/qeventloop.cpp:201
#13 0xb63a790b in QThread::exec (this=0x8dcfc88) at thread/qthread.cpp:498
#14 0xb6484e2d in QInotifyFileSystemWatcherEngine::run (this=0x8dcfc88) at io/qfilesystemwatcher_inotify.cpp:248
#15 0xb63aa7b3 in QThreadPrivate::start (arg=0x8dcfc88) at thread/qthread_unix.cpp:331
#16 0xb3075d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#17 0xb76880ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 2 (Thread 0xa6ddeb70 (LWP 2096)):
#0  0xb77ca424 in __kernel_vsyscall ()
#1  0xb767940e in poll () from /lib/i386-linux-gnu/libc.so.6
#2  0xb2f6a34b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb2f5b896 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb2f5bf9b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xa76becea in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#6  0xb2f825f4 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#7  0xb3075d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#8  0xb76880ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 1 (Thread 0xb1f3fb20 (LWP 2020)):
[KCrash Handler]
#7  0xb3763423 in ~QExplicitlySharedDataPointer (this=0x8ee886c, __in_chrg=<optimized out>) at /usr/include/qt4/QtCore/qshareddata.h:161
#8  Solid::Device::~Device (this=0x8ee886c, __in_chrg=<optimized out>) at ../../../solid/solid/device.cpp:87
#9  0xb070a30a in ~QHashNode (this=<optimized out>, __in_chrg=<optimized out>) at /usr/include/qt4/QtCore/qhash.h:216
#10 deleteNode2 (node=<optimized out>) at /usr/include/qt4/QtCore/qhash.h:519
#11 deleteNode (node=<optimized out>, this=0x8dd11a4) at /usr/include/qt4/QtCore/qhash.h:507
#12 QHash<QString, Solid::Device>::remove (this=0x8dd11a4, akey=<optimized out>) at /usr/include/qt4/QtCore/qhash.h:795
#13 0xb070a46a in remove (akey=..., this=0x8dd11a4) at /usr/include/qt4/QtCore/qhash.h:784
#14 HotplugEngine::onDeviceRemoved (this=0x8dd1190, udi=...) at ../../../../../plasma/generic/dataengines/hotplug/hotplugengine.cpp:241
#15 0xb070cb23 in HotplugEngine::qt_metacall (this=0x8dd1190, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xbf97fbb8) at ./hotplugengine.moc:81
#16 0xb64abb7d in metacall (argv=0xbf97fbb8, idx=25, cl=QMetaObject::InvokeMetaMethod, object=0x8dd1190) at kernel/qmetaobject.cpp:237
#17 QMetaObject::metacall (object=0x8dd1190, cl=QMetaObject::InvokeMetaMethod, idx=25, argv=0xbf97fbb8) at kernel/qmetaobject.cpp:232
#18 0xb64baa6a in QMetaObject::activate (sender=0x8dd0350, m=0xb3816f98, local_signal_index=1, argv=0xbf97fbb8) at kernel/qobject.cpp:3278
#19 0xb3764a65 in Solid::DeviceNotifier::deviceRemoved (this=0x8dd0350, _t1=...) at ./devicenotifier.moc:94
#20 0xb3765db4 in Solid::DeviceManagerPrivate::_k_deviceRemoved (this=0x8dd0350, udi=...) at ../../../solid/solid/devicemanager.cpp:207
#21 0xb37665b3 in Solid::DeviceManagerPrivate::qt_metacall (this=0x8dd0350, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xbf97fd38) at ./devicemanager_p.moc:80
#22 0xb64abb7d in metacall (argv=0xbf97fd38, idx=7, cl=QMetaObject::InvokeMetaMethod, object=0x8dd0350) at kernel/qmetaobject.cpp:237
#23 QMetaObject::metacall (object=0x8dd0350, cl=QMetaObject::InvokeMetaMethod, idx=7, argv=0xbf97fd38) at kernel/qmetaobject.cpp:232
#24 0xb64baa6a in QMetaObject::activate (sender=0x8bab628, m=0xb381806c, local_signal_index=1, argv=0xbf97fd38) at kernel/qobject.cpp:3278
#25 0xb377bcd5 in Solid::Ifaces::DeviceManager::deviceRemoved (this=0x8bab628, _t1=...) at ./ifaces/devicemanager.moc:94
#26 0xb37c5548 in slotDeviceRemoved (opath=<optimized out>, this=0x8bab628) at ../../../solid/solid/backends/upower/upowermanager.cpp:164
#27 Solid::Backends::UPower::UPowerManager::qt_metacall (this=0x8bab628, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xbf97ff9c) at ./backends/upower/upowermanager.moc:78
#28 0xb64abb7d in metacall (argv=0xbf97ff9c, idx=7, cl=QMetaObject::InvokeMetaMethod, object=0x8bab628) at kernel/qmetaobject.cpp:237
#29 QMetaObject::metacall (object=0x8bab628, cl=QMetaObject::InvokeMetaMethod, idx=7, argv=0xbf97ff9c) at kernel/qmetaobject.cpp:232
#30 0xb64baa6a in QMetaObject::activate (sender=0x8bab634, m=0x8d9afc8, local_signal_index=4, argv=0xbf97ff9c) at kernel/qobject.cpp:3278
#31 0xb6614110 in QDBusInterfacePrivate::metacall (this=0xaf109950, c=QMetaObject::InvokeMetaMethod, id=4, argv=0xbf97ff9c) at qdbusinterface.cpp:278
#32 0xb65fed87 in QDBusConnectionPrivate::deliverCall (this=0x85274a0, object=0x8bab634, msg=..., metaTypes=..., slotIdx=149890280) at qdbusintegrator.cpp:942
#33 0xb6608c26 in QDBusCallDeliveryEvent::placeMetaCall (this=0x9819fe8, object=0x8bab634) at qdbusintegrator_p.h:103
#34 0xb64bdb52 in QObject::event (this=0x8bab634, e=0x9819fe8) at kernel/qobject.cpp:1217
#35 0xb59d0d54 in notify_helper (e=0x9819fe8, receiver=0x8bab634, this=0x851c230) at kernel/qapplication.cpp:4486
#36 QApplicationPrivate::notify_helper (this=0x851c230, receiver=0x8bab634, e=0x9819fe8) at kernel/qapplication.cpp:4458
#37 0xb59d6103 in QApplication::notify (this=0x9819fe8, receiver=0x8bab634, e=0x9819fe8) at kernel/qapplication.cpp:3886
#38 0xb6b0a681 in KApplication::notify (this=0x84e4e58, receiver=0x8bab634, event=0x9819fe8) at ../../kdeui/kernel/kapplication.cpp:311
#39 0xb64a519e in QCoreApplication::notifyInternal (this=0x84e4e58, receiver=0x8bab634, event=0x9819fe8) at kernel/qcoreapplication.cpp:787
#40 0xb64a8f93 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#41 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x84c02e0) at kernel/qcoreapplication.cpp:1428
#42 0xb64a90ec in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1321
#43 0xb64d36a4 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#44 postEventSourceDispatch (s=0x8524d60) at kernel/qeventdispatcher_glib.cpp:277
#45 0xb2f5b25f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#46 0xb2f5b990 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#47 0xb2f5bc2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#48 0xb64d3ada in QEventDispatcherGlib::processEvents (this=0x84c1218, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#49 0xb5a88e3a in QGuiEventDispatcherGlib::processEvents (this=0x84c1218, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#50 0xb64a41dd in QEventLoop::processEvents (this=0xbf980634, flags=...) at kernel/qeventloop.cpp:149
#51 0xb64a4421 in QEventLoop::exec (this=0xbf980634, flags=...) at kernel/qeventloop.cpp:201
#52 0xb64a919d in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#53 0xb59ce8f4 in QApplication::exec () at kernel/qapplication.cpp:3760
#54 0xb777f18b in kdemain (argc=1, argv=0xbf980834) at ../../../../plasma/desktop/shell/main.cpp:120
#55 0x0804850b in main (argc=1, argv=0xbf980834) at plasma-desktop_dummy.cpp:3

This bug may be a duplicate of or related to bug 278141.

Possible duplicates by query: bug 289526, bug 289429, bug 289288, bug 289011, bug 288398.

Reported using DrKonqi