Application: polkit-kde-authentication-agent-1 (0.99.0)
KDE Platform Version: 4.7.2 (4.7.2)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-14-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
To work 10-11 hours, then shutdown the computer. 
OS Kubuntu 11.04, KDE 4.7.2

The crash can be reproduced every time.

-- Backtrace:
Application: PolicyKit1-KDE (polkit-kde-authentication-agent-1), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f1cdebb4840 (LWP 2303))]

Thread 4 (Thread 0x7f1cceb1a700 (LWP 2375)):
#0  0x00007f1cdc0af773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f1cda26ef68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1cda26f792 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1cd9d55516 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007f1cda2942b6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f1cd9017efc in start_thread (arg=0x7f1cceb1a700) at pthread_create.c:304
#6  0x00007f1cdc0bb89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f1ccdadd700 (LWP 12497)):
#0  0x00007f1cdc08751d in nanosleep () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007f1cda2976d2 in g_usleep () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1cda26acfc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1cda2942b6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f1cd9017efc in start_thread (arg=0x7f1ccdadd700) at pthread_create.c:304
#5  0x00007f1cdc0bb89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f1ccb845700 (LWP 12498)):
#0  0x00007f1cdc0af773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f1cda26ef68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1cda26f429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1cdd4f6f3e in QEventDispatcherGlib::processEvents (this=0x20315b0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f1cdd4cacf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f1cdd4caef7 in QEventLoop::exec (this=0x7f1ccb844d10, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f1cdd3e227f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007f1cdd4adcbf in QInotifyFileSystemWatcherEngine::run (this=0x2159600) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f1cdd3e4d05 in QThreadPrivate::start (arg=0x2159600) at thread/qthread_unix.cpp:331
#9  0x00007f1cd9017efc in start_thread (arg=0x7f1ccb845700) at pthread_create.c:304
#10 0x00007f1cdc0bb89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f1cdebb4840 (LWP 2303)):
[KCrash Handler]
#6  0x00007f1cda00bf40 in g_type_check_instance_is_a () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#7  0x00007f1cd9fea8cd in g_object_unref () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#8  0x00007f1cd987b8da in ?? () from /usr/lib/libpolkit-agent-1.so.0
#9  0x00007f1cd9fea9f0 in g_object_unref () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#10 0x00007f1cddf4cd44 in PolkitQt1::Agent::Session::~Session() () from /usr/lib/libpolkit-qt-agent-1.so.1
#11 0x00007f1cddf4cd89 in PolkitQt1::Agent::Session::~Session() () from /usr/lib/libpolkit-qt-agent-1.so.1
#12 0x00007f1cdd4e2a88 in QObject::event (this=0x202a990, e=<optimized out>) at kernel/qobject.cpp:1200
#13 0x00007f1cdc87c424 in notify_helper (e=0x1c6e990, receiver=0x202a990, this=0x1c78340) at kernel/qapplication.cpp:4486
#14 QApplicationPrivate::notify_helper (this=0x1c78340, receiver=0x202a990, e=0x1c6e990) at kernel/qapplication.cpp:4458
#15 0x00007f1cdc881291 in QApplication::notify (this=0x7fff8e0b46e0, receiver=0x202a990, e=0x1c6e990) at kernel/qapplication.cpp:4365
#16 0x00007f1cde59e126 in KApplication::notify (this=0x7fff8e0b46e0, receiver=0x202a990, event=0x1c6e990) at ../../kdeui/kernel/kapplication.cpp:311
#17 0x00007f1cdd4cbafc in QCoreApplication::notifyInternal (this=0x7fff8e0b46e0, receiver=0x202a990, event=0x1c6e990) at kernel/qcoreapplication.cpp:787
#18 0x00007f1cdd4cf51f in sendEvent (event=0x1c6e990, receiver=0x202a990) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#19 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=52, data=0x1c4e5f0) at kernel/qcoreapplication.cpp:1428
#20 0x00007f1cdd4cf7c4 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1071
#21 0x000000000040847e in ?? ()
#22 0x00007f1cdbffb30d in __libc_start_main (main=0x4081f0, argc=1, ubp_av=0x7fff8e0b4928, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff8e0b4918) at libc-start.c:226
#23 0x00000000004084e5 in _start ()

This bug may be a duplicate of or related to bug 257802.

Possible duplicates by query: bug 288910, bug 288884, bug 288673, bug 288245, bug 288061.

Reported using DrKonqi