Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.3.4 (KDE 4.3.4)
Qt Version: 4.5.3
Operating System: Linux 2.6.32-trunk-amd64 x86_64
Distribution: Debian GNU/Linux testing (squeeze)

What I was doing when the application crashed:
if i remove the package firmware.iwlwifi plasma-desktop work good.

 -- Backtrace:
Application: Spazio di lavoro di Plasma (kdeinit4), signal: Segmentation fault
The current source language is "auto; currently c".
[Current thread is 1 (Thread 0x7fa2ea007750 (LWP 2368))]

Thread 2 (Thread 0x7fa2c3be1910 (LWP 2371)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:261
#1  0x00007fa2e9a41499 in QWaitConditionPrivate::wait (this=0x31849d0, mutex=0x31849c8, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=0x31849d0, mutex=0x31849c8, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007fa2e5e2e3b4 in QHostInfoAgent::run (this=0x31849b0) at kernel/qhostinfo.cpp:260
#4  0x00007fa2e9a404a5 in QThreadPrivate::start (arg=0x31849b0) at thread/qthread_unix.cpp:188
#5  0x00007fa2e676a73a in start_thread (arg=<value optimized out>) at pthread_create.c:300
#6  0x00007fa2e733469d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fa2ea007750 (LWP 2368)):
[KCrash Handler]
#5  0x00007fa2e9a8dcbe in QtPrivate::QStringList_contains (that=0x7fff96b6fb60, str=..., cs=Qt::CaseSensitive) at tools/qstringlist.cpp:318
#6  0x00007fa2c8072a76 in QStringList::contains (this=<value optimized out>, device=<value optimized out>) at /usr/include/qt4/QtCore/qstringlist.h:171
#7  HalPower::brightness (this=<value optimized out>, device=<value optimized out>) at ../../../solid/hal/halpower.cpp:395
#8  0x00007fa2cbc6dca4 in Solid::Control::PowerManager::brightness (device=<value optimized out>) at ../../../../libs/solid/control/powermanager.cpp:198
#9  0x00007fa2ca30f806 in Battery::initExtenderItem (this=0x281f950, item=0x3165760) at ../../../../plasma/applets/battery/battery.cpp:406
#10 0x00007fa2e11ea0f6 in Plasma::ExtenderPrivate::loadExtenderItems (this=0x326f8a0) at ../../plasma/extender.cpp:659
#11 0x00007fa2e11eb1ad in Extender (this=0x2922280, applet=<value optimized out>) at ../../plasma/extender.cpp:114
#12 0x00007fa2e11b078d in Plasma::Applet::extender (this=0x281f950) at ../../plasma/applet.cpp:688
#13 0x00007fa2ca312e39 in Battery::init (this=0x281f950) at ../../../../plasma/applets/battery/battery.cpp:148
#14 0x00007fa2e11d6a2a in Plasma::Corona::loadLayout (this=0x233b550, configName=<value optimized out>) at ../../plasma/corona.cpp:377
#15 0x00007fa2e11d7ac2 in Plasma::Corona::initializeLayout (this=0x233b550, configName=...) at ../../plasma/corona.cpp:324
#16 0x00007fa2dd894a36 in PlasmaApp::corona (this=0x22bada0) at ../../../../plasma/shells/desktop/plasmaapp.cpp:574
#17 0x00007fa2dd894d08 in PlasmaApp::setupDesktop (this=0x22bada0) at ../../../../plasma/shells/desktop/plasmaapp.cpp:252
#18 0x00007fa2dd894f1c in PlasmaApp::qt_metacall (this=0x22bada0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff96b70d40) at ./plasmaapp.moc:115
#19 0x00007fa2e9b3adf2 in QMetaObject::activate (sender=0x2390970, from_signal_index=<value optimized out>, to_signal_index=4, argv=0x0) at kernel/qobject.cpp:3112
#20 0x00007fa2e9b3ff5f in QSingleShotTimer::timerEvent (this=0x2390970) at kernel/qtimer.cpp:298
#21 0x00007fa2e9b35353 in QObject::event (this=0x2390970, e=0x32eb418) at kernel/qobject.cpp:1074
#22 0x00007fa2e7aa501d in QApplicationPrivate::notify_helper (this=0x22c3fe0, receiver=0x2390970, e=0x7fff96b71400) at kernel/qapplication.cpp:4065
#23 0x00007fa2e7aad07a in QApplication::notify (this=0x22bada0, receiver=0x2390970, e=0x7fff96b71400) at kernel/qapplication.cpp:4030
#24 0x00007fa2e86fcde6 in KApplication::notify (this=0x22bada0, receiver=0x2390970, event=0x7fff96b71400) at ../../kdeui/kernel/kapplication.cpp:302
#25 0x00007fa2e9b25c9c in QCoreApplication::notifyInternal (this=0x22bada0, receiver=0x2390970, event=0x7fff96b71400) at kernel/qcoreapplication.cpp:610
#26 0x00007fa2e9b522c6 in QCoreApplication::sendEvent (this=0x22c7460) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#27 QTimerInfoList::activateTimers (this=0x22c7460) at kernel/qeventdispatcher_unix.cpp:580
#28 0x00007fa2e9b4e634 in timerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#29 0x00007fa2e69bb90e in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#30 0x00007fa2e69bf2c8 in ?? () from /lib/libglib-2.0.so.0
#31 0x00007fa2e69bf3f0 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#32 0x00007fa2e9b4e39c in QEventDispatcherGlib::processEvents (this=0x2239220, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:407
#33 0x00007fa2e7b3bf1f in QGuiEventDispatcherGlib::processEvents (this=0x32eb400, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#34 0x00007fa2e9b24562 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#35 0x00007fa2e9b24934 in QEventLoop::exec (this=0x7fff96b716b0, flags=...) at kernel/qeventloop.cpp:201
#36 0x00007fa2e9b26ba4 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#37 0x00007fa2dd87b2af in kdemain (argc=<value optimized out>, argv=<value optimized out>) at ../../../../plasma/shells/desktop/main.cpp:50
#38 0x0000000000406e9e in launch (argc=1, _name=<value optimized out>, args=<value optimized out>, cwd=<value optimized out>, envc=0, envs=<value optimized out>, reset_env=false, tty=0x0, 
    avoid_loops=false, startup_id_str=0x40a057 "0") at ../../kinit/kinit.cpp:677
#39 0x0000000000407aad in handle_launcher_request (sock=8, who=<value optimized out>) at ../../kinit/kinit.cpp:1169
#40 0x0000000000407f91 in handle_requests (waitForPid=0) at ../../kinit/kinit.cpp:1362
#41 0x00000000004086c6 in main (argc=2, argv=<value optimized out>, envp=<value optimized out>) at ../../kinit/kinit.cpp:1793
The current source language is "auto; currently asm".
The current source language is "auto; currently c".

This bug may be a duplicate of or related to bug 220381

Reported using DrKonqi