Bug 281918

Application: plasma-desktop (0.4)
KDE Platform Version: 4.6.5 (4.6.5) (Compiled from sources)
Qt Version: 4.7.4
Operating System: Linux 2.6.39.4 i686
Distribution (Platform): Gentoo Packages

-- Information about the crash:
I was sitting in front of my computer watching the emerge process of Gentoo's build system.

Sich a crash now appeared twice within 24 hours - the main change of my syste was to update to qt 4.7.4

-- Backtrace:
Application: Plasma Desktop Shell (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0xb5a36710 (LWP 4363))]

Thread 2 (Thread 0xaf0b4b70 (LWP 4365)):
#0  0xb786c424 in __kernel_vsyscall ()
#1  0xb6168425 in __poll (fds=0xb61faff4, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#2  0xb5c0505c in g_poll (fds=0xae701d28, nfds=1, timeout=-1) at gpoll.c:132
#3  0xb5bf780c in g_main_context_poll (context=0xae7004e8, block=<value optimized out>, dispatch=1, self=0xae700d78) at gmain.c:3405
#4  g_main_context_iterate (context=0xae7004e8, block=<value optimized out>, dispatch=1, self=0xae700d78) at gmain.c:3087
#5  0xb5bf7c39 in g_main_context_iteration (context=0xae7004e8, may_block=1) at gmain.c:3155
#6  0xb6f44e4f in QEventDispatcherGlib::processEvents (this=0xae700468, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#7  0xb6f1495a in QEventLoop::processEvents (this=0xaf0b4290, flags=) at kernel/qeventloop.cpp:149
#8  0xb6f14dda in QEventLoop::exec (this=0xaf0b4290, flags=...) at kernel/qeventloop.cpp:201
#9  0xb6e10acf in QThread::exec (this=0x8a658d8) at thread/qthread.cpp:498
#10 0xb6ef36fc in QInotifyFileSystemWatcherEngine::run (this=0x8a658d8) at io/qfilesystemwatcher_inotify.cpp:248
#11 0xb6e13de3 in QThreadPrivate::start (arg=0x8a658d8) at thread/qthread_unix.cpp:331
#12 0xb6d95d23 in start_thread (arg=0xaf0b4b70) at pthread_create.c:301
#13 0xb6172bfe in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 1 (Thread 0xb5a36710 (LWP 4363)):
[KCrash Handler]
#7  operator== (this=0xbfd64418, type=@0x924be30) at /usr/include/qt4/QtCore/qbasicatomic.h:70
#8  data (this=0xbfd64418, type=@0x924be30) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:565
#9  backendObject (this=0xbfd64418, type=@0x924be30) at /var/tmp/portage/kde-base/kdelibs-4.6.5-r1/work/kdelibs-4.6.5/solid/solid/device_p.h:44
#10 Solid::Device::asDeviceInterface (this=0xbfd64418, type=@0x924be30) at /var/tmp/portage/kde-base/kdelibs-4.6.5-r1/work/kdelibs-4.6.5/solid/solid/device.cpp:165
#11 0xb53706dc in Solid::Predicate::matches (this=0x8832ccc, device=...) at /var/tmp/portage/kde-base/kdelibs-4.6.5-r1/work/kdelibs-4.6.5/solid/solid/predicate.cpp:203
#12 0xaf0b836b in HotplugEngine::predicatesForDevice (this=0x8a0e308, device=...) at /var/tmp/portage/kde-base/plasma-workspace-4.6.5/work/plasma-workspace-4.6.5/plasma/generic/dataengines/hotplug/hotplugengine.cpp:152
#13 0xaf0bb155 in HotplugEngine::updatePredicates (this=0x8a0e308, path=...) at /var/tmp/portage/kde-base/plasma-workspace-4.6.5/work/plasma-workspace-4.6.5/plasma/generic/dataengines/hotplug/hotplugengine.cpp:127
#14 0xaf0bb67f in HotplugEngine::qt_metacall (this=0x8a0e308, _c=QMetaObject::InvokeMetaMethod, _id=27, _a=0xbfd64558) at /var/tmp/portage/kde-base/plasma-workspace-4.6.5/work/plasma-workspace-4.6.5_build/plasma/generic/dataengines/hotplug/hotplugengine.moc:83
#15 0xb6f1bd3a in QMetaObject::metacall (object=0x8a0e308, cl=142941512, idx=27, argv=0xbfd64558) at kernel/qmetaobject.cpp:237
#16 0xb6f2edc7 in QMetaObject::activate (sender=0x8aa6550, m=0xb72f4084, local_signal_index=0, argv=0x55) at kernel/qobject.cpp:3278
#17 0xb7143f84 in KDirWatch::dirty (this=0x8aa6550, _t1=...) at /var/tmp/portage/kde-base/kdelibs-4.6.5-r1/work/kdelibs-4.6.5_build/kdecore/kdirwatch.moc:99
#18 0xb7143fb5 in KDirWatch::setDirty (this=0x8aa6550, _file=...) at /var/tmp/portage/kde-base/kdelibs-4.6.5-r1/work/kdelibs-4.6.5/kdecore/io/kdirwatch.cpp:1865
#19 0xb7144985 in KDirWatch::qt_metacall (this=0x8aa6550, _c=QMetaObject::InvokeMetaMethod, _id=8, _a=0x93d3a40) at /var/tmp/portage/kde-base/kdelibs-4.6.5-r1/work/kdelibs-4.6.5_build/kdecore/kdirwatch.moc:86
#20 0xb6f1bd3a in QMetaObject::metacall (object=0x8aa6550, cl=142941512, idx=8, argv=0x93d3a40) at kernel/qmetaobject.cpp:237
#21 0xb6f27317 in QMetaCallEvent::placeMetaCall (this=0x92a67e8, object=0x8aa6550) at kernel/qobject.cpp:535
#22 0xb6f28c9a in QObject::event (this=0x8aa6550, e=0x8c8daf0) at kernel/qobject.cpp:1217
#23 0xb64349f4 in QApplicationPrivate::notify_helper (this=0x87a5f98, receiver=0x8aa6550, e=0x92a67e8) at kernel/qapplication.cpp:4481
#24 0xb643a1ae in QApplication::notify (this=0x8799b08, receiver=0x8aa6550, e=0x92a67e8) at kernel/qapplication.cpp:3881
#25 0xb76396fb in KApplication::notify (this=0x8799b08, receiver=0x8aa6550, event=0x92a67e8) at /var/tmp/portage/kde-base/kdelibs-4.6.5-r1/work/kdelibs-4.6.5/kdeui/kernel/kapplication.cpp:311
#26 0xb6f15ef2 in QCoreApplication::notifyInternal (this=0x8799b08, receiver=0x8aa6550, event=0x92a67e8) at kernel/qcoreapplication.cpp:787
#27 0xb6f19203 in sendEvent (receiver=0x0, event_type=0, data=0x8709f08) at kernel/qcoreapplication.h:215
#28 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x8709f08) at kernel/qcoreapplication.cpp:1428
#29 0xb6f1936e in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1321
#30 0xb6f45355 in sendPostedEvents (s=0x87a7780) at kernel/qcoreapplication.h:220
#31 postEventSourceDispatch (s=0x87a7780) at kernel/qeventdispatcher_glib.cpp:277
#32 0xb5bf330c in g_main_dispatch (context=0x87a76f0) at gmain.c:2441
#33 g_main_context_dispatch (context=0x87a76f0) at gmain.c:3014
#34 0xb5bf7a48 in g_main_context_iterate (context=0x87a76f0, block=<value optimized out>, dispatch=1, self=0x87a5f68) at gmain.c:3092
#35 0xb5bf7c39 in g_main_context_iteration (context=0x87a76f0, may_block=1) at gmain.c:3155
#36 0xb6f44e06 in QEventDispatcherGlib::processEvents (this=0x87a3940, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#37 0xb64f6006 in QGuiEventDispatcherGlib::processEvents (this=0x87a3940, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#38 0xb6f1495a in QEventLoop::processEvents (this=0xbfd64dc4, flags=) at kernel/qeventloop.cpp:149
#39 0xb6f14dda in QEventLoop::exec (this=0xbfd64dc4, flags=...) at kernel/qeventloop.cpp:201
#40 0xb6f19431 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#41 0xb64336b8 in QApplication::exec () at kernel/qapplication.cpp:3755
#42 0xb1947a99 in kdemain (argc=1, argv=0x874f460) at /var/tmp/portage/kde-base/plasma-workspace-4.6.5/work/plasma-workspace-4.6.5/plasma/desktop/shell/main.cpp:120
#43 0x0804ed49 in launch (argc=<value optimized out>, _name=<value optimized out>, args=<value optimized out>, cwd=0x0, envc=0, envs=0x87674a0 "", reset_env=false, tty=0x0, avoid_loops=false, startup_id_str=0x8051f77 "0") at /var/tmp/portage/kde-base/kdelibs-4.6.5-r1/work/kdelibs-4.6.5/kinit/kinit.cpp:734
#44 0x0804f8c5 in handle_launcher_request (sock=<value optimized out>, who=<value optimized out>) at /var/tmp/portage/kde-base/kdelibs-4.6.5-r1/work/kdelibs-4.6.5/kinit/kinit.cpp:1226
#45 0x0804fcdc in handle_requests (waitForPid=<value optimized out>) at /var/tmp/portage/kde-base/kdelibs-4.6.5-r1/work/kdelibs-4.6.5/kinit/kinit.cpp:1419
#46 0x080509ad in main (argc=2, argv=0xbfd65694, envp=0xbfd656a0) at /var/tmp/portage/kde-base/kdelibs-4.6.5-r1/work/kdelibs-4.6.5/kinit/kinit.cpp:1907

This bug may be a duplicate of or related to bug 270233.

Possible duplicates by query: bug 280727, bug 279557, bug 279422, bug 279408, bug 276937.

Reported using DrKonqi