Bug 277092

Application: polkit-kde-authentication-agent-1 (0.99.0)
KDE Platform Version: 4.6.2 (4.6.2)
Qt Version: 4.7.2
Operating System: Linux 2.6.38-8-generic i686
Distribution: Ubuntu 11.04

-- Information about the crash:
I was logging out of the KDE Plasma Desktop when the error occurred.  Please note that I was only logging out--not shutting down or restarting the system.

-- Backtrace:
Application: PolicyKit1-KDE (polkit-kde-authentication-agent-1), signal: Segmentation fault
[Current thread is 1 (Thread 0xb7798af0 (LWP 9326))]

Thread 4 (Thread 0xb57ccb70 (LWP 9332)):
#0  0x00ceb416 in __kernel_vsyscall ()
#1  0x0098d0b9 in __lll_lock_wait () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x0098854b in _L_lock_791 () from /lib/i386-linux-gnu/libpthread.so.0
#3  0x00988371 in pthread_mutex_lock () from /lib/i386-linux-gnu/libpthread.so.0
#4  0x008d5616 in pthread_mutex_lock () from /lib/i386-linux-gnu/libc.so.6
#5  0x012e733d in g_main_context_query () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0x012e7e8c in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#7  0x012e892b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0x03ef3304 in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#9  0x013112df in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#10 0x00985e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#11 0x008c773e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 3 (Thread 0xb4e25b70 (LWP 9454)):
#0  0x00ceb416 in __kernel_vsyscall ()
#1  0x008b6e9b in read () from /lib/i386-linux-gnu/libc.so.6
#2  0x012e9995 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x013112df in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x00985e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#5  0x008c773e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 2 (Thread 0xb37ceb70 (LWP 9455)):
#0  0x00ceb416 in __kernel_vsyscall ()
#1  0x008b8f76 in poll () from /lib/i386-linux-gnu/libc.so.6
#2  0x012f884b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x012e81af in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x012e8524 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x01079577 in QEventDispatcherGlib::processEvents (this=0x961b478, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0x0104b289 in QEventLoop::processEvents (this=0xb37ce240, flags=...) at kernel/qeventloop.cpp:149
#7  0x0104b522 in QEventLoop::exec (this=0xb37ce240, flags=...) at kernel/qeventloop.cpp:201
#8  0x00f552a0 in QThread::exec (this=0x9517fc8) at thread/qthread.cpp:492
#9  0x0102cfdb in QInotifyFileSystemWatcherEngine::run (this=0x9517fc8) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x00f57da2 in QThreadPrivate::start (arg=0x9517fc8) at thread/qthread_unix.cpp:320
#11 0x00985e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#12 0x008c773e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 1 (Thread 0xb7798af0 (LWP 9326)):
[KCrash Handler]
#7  0x00c91998 in g_type_check_instance_is_a () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#8  0x00c6c7fc in g_object_unref () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#9  0x00693a4f in ?? () from /usr/lib/libpolkit-agent-1.so.0
#10 0x00c6c98c in g_object_unref () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#11 0x00d83bb0 in PolkitQt1::Agent::Session::Private::~Private() () from /usr/lib/libpolkit-qt-agent-1.so.1
#12 0x00d83bf4 in PolkitQt1::Agent::Session::~Session() () from /usr/lib/libpolkit-qt-agent-1.so.1
#13 0x00d83c52 in PolkitQt1::Agent::Session::~Session() () from /usr/lib/libpolkit-qt-agent-1.so.1
#14 0x0105ebc5 in qDeleteInEventHandler (o=0x983ca80) at kernel/qobject.cpp:3995
#15 0x010613e8 in QObject::event (this=0x983ca80, e=0x9512350) at kernel/qobject.cpp:1209
#16 0x05c40d24 in QApplicationPrivate::notify_helper (this=0x945cf00, receiver=0x983ca80, e=0x9512350) at kernel/qapplication.cpp:4462
#17 0x05c458ce in QApplication::notify (this=0xbf918b8c, receiver=0x983ca80, e=0x9512350) at kernel/qapplication.cpp:3862
#18 0x002f13ca in KApplication::notify (this=0xbf918b8c, receiver=0x983ca80, event=0x9512350) at ../../kdeui/kernel/kapplication.cpp:311
#19 0x0104c0bb in QCoreApplication::notifyInternal (this=0xbf918b8c, receiver=0x983ca80, event=0x9512350) at kernel/qcoreapplication.cpp:731
#20 0x0104fc79 in sendEvent (receiver=0x0, event_type=52, data=0x94246d8) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#21 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=52, data=0x94246d8) at kernel/qcoreapplication.cpp:1372
#22 0x0104fe0d in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=52) at kernel/qcoreapplication.cpp:1265
#23 0x0104ff16 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1015
#24 0x05c3e8e7 in QApplication::exec () at kernel/qapplication.cpp:3736
#25 0x08050951 in _start ()

This bug may be a duplicate of or related to bug 258916.

Possible duplicates by query: bug 276980, bug 276591, bug 275471, bug 275208, bug 275027.

Reported using DrKonqi