Bug 344106 - policykit crashed
Summary: policykit crashed
Status: RESOLVED DUPLICATE of bug 335111
Alias: None
Product: kde
Classification: I don't know
Component: general (show other bugs)
Version: unspecified
Platform: Kubuntu Linux
: NOR crash
Target Milestone: ---
Assignee: Unassigned bugs mailing-list
URL:
Keywords: drkonqi
Depends on:
Blocks:
 
Reported: 2015-02-13 08:30 UTC by Bruno P.
Modified: 2015-02-13 13:49 UTC (History)
0 users

See Also:
Latest Commit:
Version Fixed In:
Sentry Crash Report:

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Description Bruno P. 2015-02-13 08:30:49 UTC 
Application: polkit-kde-authentication-agent-1 (5.2.0)

Qt Version: 5.3.2
Operating System: Linux 3.18.0-13-generic x86_64
Distribution: Ubuntu Vivid Vervet (development branch)

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

Policykit always crashed when trying to launch an application that require root privileges

The crash can be reproduced every time.

-- Backtrace:
Application: PolicyKit1 KDE Agent (polkit-kde-authentication-agent-1), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fc7bd2ae8c0 (LWP 4360))]

Thread 4 (Thread 0x7fc7ab043700 (LWP 4366)):
#0  0x00007fc7b9aad0fd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fc7b9064b72 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fc7b906664f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fc7ad58ae39 in QXcbEventReader::run (this=0x1b84790) at qxcbconnection.cpp:1046
#4  0x00007fc7ba12dd2e in QThreadPrivate::start (arg=0x1b84790) at thread/qthread_unix.cpp:345
#5  0x00007fc7b893c0a5 in start_thread (arg=0x7fc7ab043700) at pthread_create.c:309
#6  0x00007fc7b9ab75ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7fc7a3071700 (LWP 4374)):
#0  0x00007fc7b9aad0fd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fc7b6fac14c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc7b6fac4d2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc7b6a71dd6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fc7b6fd2b95 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc7b893c0a5 in start_thread (arg=0x7fc7a3071700) at pthread_create.c:309
#6  0x00007fc7b9ab75ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7fc795f0e700 (LWP 4700)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fc798f4a3eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#2  0x00007fc798f49b67 in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#3  0x00007fc7b893c0a5 in start_thread (arg=0x7fc795f0e700) at pthread_create.c:309
#4  0x00007fc7b9ab75ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7fc7bd2ae8c0 (LWP 4360)):
[KCrash Handler]
#6  ref (this=<optimized out>) at ../../include/QtCore/../../src/corelib/arch/qatomic_x86_64.h:121
#7  QList (this=0x7fc790434818 <QPrinterInfoPrivate::shared_null+24>) at ../../include/QtCore/../../src/corelib/tools/qlist.h:121
#8  QPrinterInfoPrivate (name=..., this=0x7fc790434800 <QPrinterInfoPrivate::shared_null>) at painting/qprinterinfo_p.h:71
#9  __static_initialization_and_destruction_0 (__initialize_p=1, __priority=65535) at painting/qprinterinfo.cpp:35
#10 _GLOBAL__sub_I_qprinterinfo.cpp(void) () at painting/qprinterinfo.cpp:163
#11 0x00007fc7bd0f813a in call_init (l=<optimized out>, argc=argc@entry=1, argv=argv@entry=0x7fff81f79118, env=env@entry=0x1b9d0b0) at dl-init.c:78
#12 0x00007fc7bd0f8223 in call_init (env=<optimized out>, argv=<optimized out>, argc=<optimized out>, l=<optimized out>) at dl-init.c:36
#13 _dl_init (main_map=main_map@entry=0x1eea130, argc=1, argv=0x7fff81f79118, env=0x1b9d0b0) at dl-init.c:126
#14 0x00007fc7bd0fcc6e in dl_open_worker (a=a@entry=0x7fff81f772e8) at dl-open.c:577
#15 0x00007fc7bd0f7ff4 in _dl_catch_error (objname=objname@entry=0x7fff81f772d8, errstring=errstring@entry=0x7fff81f772e0, mallocedp=mallocedp@entry=0x7fff81f772d0, operate=operate@entry=0x7fc7bd0fc990 <dl_open_worker>, args=args@entry=0x7fff81f772e8) at dl-error.c:187
#16 0x00007fc7bd0fc3ab in _dl_open (file=0x1ba8170 "/usr/lib/vlc/plugins/gui/libqt4_plugin.so", mode=-2147483647, caller_dlopen=<optimized out>, nsid=-2, argc=1, argv=0x7fff81f79118, env=0x1b9d0b0) at dl-open.c:661
#17 0x00007fc7b527c02b in dlopen_doit (a=a@entry=0x7fff81f77500) at dlopen.c:66
#18 0x00007fc7bd0f7ff4 in _dl_catch_error (objname=0x1b6c4e0, errstring=0x1b6c4e8, mallocedp=0x1b6c4d8, operate=0x7fc7b527bfd0 <dlopen_doit>, args=0x7fff81f77500) at dl-error.c:187
#19 0x00007fc7b527c62d in _dlerror_run (operate=operate@entry=0x7fc7b527bfd0 <dlopen_doit>, args=args@entry=0x7fff81f77500) at dlerror.c:163
#20 0x00007fc7b527c0c1 in __dlopen (file=<optimized out>, mode=<optimized out>) at dlopen.c:87
#21 0x00007fc794e1f52f in ?? () from /usr/lib/libvlccore.so.8
#22 0x00007fc794e041db in ?? () from /usr/lib/libvlccore.so.8
#23 0x00007fc794e04508 in ?? () from /usr/lib/libvlccore.so.8
#24 0x00007fc794e04464 in ?? () from /usr/lib/libvlccore.so.8
#25 0x00007fc794e049e4 in ?? () from /usr/lib/libvlccore.so.8
#26 0x00007fc794e04fb1 in ?? () from /usr/lib/libvlccore.so.8
#27 0x00007fc794d8ae5d in libvlc_InternalInit () from /usr/lib/libvlccore.so.8
#28 0x00007fc794b6035b in libvlc_new () from /usr/lib/libvlc.so.5
#29 0x00007fc7950b31cb in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/phonon4qt5_backend/phonon_vlc.so
#30 0x00007fc795090878 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/phonon4qt5_backend/phonon_vlc.so
#31 0x00007fc7950b6fd8 in qt_plugin_instance () from /usr/lib/x86_64-linux-gnu/qt5/plugins/phonon4qt5_backend/phonon_vlc.so
#32 0x00007fc7ba352cdf in QPluginLoader::instance (this=0x7fff81f77e20) at plugin/qpluginloader.cpp:200
#33 0x00007fc7b7b95dc8 in ?? () from /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4
#34 0x00007fc7b7b96bde in ?? () from /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4
#35 0x00007fc7b7b99521 in ?? () from /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4
#36 0x00007fc7b7b99e6d in Phonon::Factory::backend(bool) () from /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4
#37 0x00007fc7b7b9a483 in ?? () from /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4
#38 0x00007fc7b7b8fb84 in ?? () from /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4
#39 0x00007fc7b7b8d1ee in ?? () from /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4
#40 0x00007fc7bbe36153 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5Notifications.so.5
#41 0x00007fc7bbe1abe2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5Notifications.so.5
#42 0x00007fc7bbe1b821 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5Notifications.so.5
#43 0x00007fc7bbe184bd in KNotification::sendEvent() () from /usr/lib/x86_64-linux-gnu/libKF5Notifications.so.5
#44 0x0000000000413494 in AuthDialog::showEvent(QShowEvent*) ()
#45 0x00007fc7bb302838 in QWidget::event (this=0x1c42bf0, event=0x7fff81f78760) at kernel/qwidget.cpp:8316
#46 0x00007fc7bb2c41ec in QApplicationPrivate::notify_helper (this=0x1b697c0, receiver=0x1c42bf0, e=0x7fff81f78760) at kernel/qapplication.cpp:3499
#47 0x00007fc7bb2c96c0 in QApplication::notify (this=0x7fff81f78fc0, receiver=0x1c42bf0, e=0x7fff81f78760) at kernel/qapplication.cpp:3282
#48 0x00007fc7ba36af9b in QCoreApplication::notifyInternal (this=0x7fff81f78fc0, receiver=receiver@entry=0x1c42bf0, event=event@entry=0x7fff81f78760) at kernel/qcoreapplication.cpp:935
#49 0x00007fc7bb2ffe0b in sendEvent (event=0x7fff81f78760, receiver=0x1c42bf0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:237
#50 QWidgetPrivate::show_helper (this=this@entry=0x1c38a70) at kernel/qwidget.cpp:7183
#51 0x00007fc7bb3021a5 in QWidget::setVisible (this=this@entry=0x1c42bf0, visible=visible@entry=true) at kernel/qwidget.cpp:7395
#52 0x00007fc7bb4c38c8 in QDialog::setVisible (this=0x1c42bf0, visible=<optimized out>) at dialogs/qdialog.cpp:735
#53 0x000000000040eac9 in PolicyKitListener::initiateAuthentication(QString const&, QString const&, QString const&, PolkitQt1::Details const&, QString const&, QList<PolkitQt1::Identity> const&, PolkitQt1::Agent::AsyncResult*) ()
#54 0x00007fc7bb9e2174 in ?? () from /usr/lib/x86_64-linux-gnu/libpolkit-qt5-agent-1.so.1
#55 0x00007fc7bb9e3279 in ?? () from /usr/lib/x86_64-linux-gnu/libpolkit-qt5-agent-1.so.1
#56 0x00007fc7b678fc4f in ?? () from /usr/lib/x86_64-linux-gnu/libpolkit-agent-1.so.0
#57 0x00007fc7b6a629ec in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#58 0x00007fc7b6fabddd in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#59 0x00007fc7b6fac1b0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#60 0x00007fc7b6fac25c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#61 0x00007fc7ba3c3387 in QEventDispatcherGlib::processEvents (this=0x1baaa70, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#62 0x00007fc7ba3686e2 in QEventLoop::exec (this=this@entry=0x7fff81f78f00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#63 0x00007fc7ba37032c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188
#64 0x000000000040bda7 in main ()

Reported using DrKonqi
Comment 1 Bruno P. 2015-02-13 08:48:41 UTC 
Updated backtrace with debugging symbols :

Application: PolicyKit1 KDE Agent (polkit-kde-authentication-agent-1), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fedbaf508c0 (LWP 7413))]

Thread 4 (Thread 0x7feda8ce5700 (LWP 7419)):
#0  0x00007fedb774f0fd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fedb6d06b72 in _xcb_conn_wait (__timeout=-1, __nfds=1, __fds=0x7feda8ce4c00) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46
#2  0x00007fedb6d06b72 in _xcb_conn_wait (c=c@entry=0xa7d270, cond=cond@entry=0xa7d2b0, vector=vector@entry=0x0, count=count@entry=0x0) at ../../src/xcb_conn.c:447
#3  0x00007fedb6d0864f in xcb_wait_for_event (c=0xa7d270) at ../../src/xcb_in.c:622
#4  0x00007fedab22ce39 in QXcbEventReader::run() (this=0xa8b790) at qxcbconnection.cpp:1046
#5  0x00007fedb7dcfd2e in QThreadPrivate::start(void*) (arg=0xa8b790) at thread/qthread_unix.cpp:345
#6  0x00007fedb65de0a5 in start_thread (arg=0x7feda8ce5700) at pthread_create.c:309
#7  0x00007fedb77595ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7feda0ca7700 (LWP 7430)):
#0  0x00007fedb774ae0d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fedb4c911a0 in g_wakeup_acknowledge (__nbytes=16, __buf=0x7feda0ca6c30, __fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#2  0x00007fedb4c911a0 in g_wakeup_acknowledge (wakeup=0xaf9ac0) at /build/buildd/glib2.0-2.43.3/./glib/gwakeup.c:210
#3  0x00007fedb4c4dbfc in g_main_context_check (context=context@entry=0xafa8e0, max_priority=2147483647, fds=fds@entry=0x7fed9c0010c0, n_fds=n_fds@entry=1) at /build/buildd/glib2.0-2.43.3/./glib/gmain.c:3600
#4  0x00007fedb4c4e0f0 in g_main_context_iterate (context=0xafa8e0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.43.3/./glib/gmain.c:3805
#5  0x00007fedb4c4e4d2 in g_main_loop_run (loop=0xafa870) at /build/buildd/glib2.0-2.43.3/./glib/gmain.c:4002
#6  0x00007fedb4713dd6 in gdbus_shared_thread_func (user_data=0xafa8b0) at /build/buildd/glib2.0-2.43.3/./gio/gdbusprivate.c:273
#7  0x00007fedb4c74b95 in g_thread_proxy (data=0xafc850) at /build/buildd/glib2.0-2.43.3/./glib/gthread.c:764
#8  0x00007fedb65de0a5 in start_thread (arg=0x7feda0ca7700) at pthread_create.c:309
#9  0x00007fedb77595ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7fed93ba5700 (LWP 7727)):
#0  0x00007fedb65e2250 in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fed96be13eb in radeon_drm_cs_emit_ioctl (mtx=0xc3d2b8, cond=0xc3d2e0) at ../../../../../../../include/c11/threads_posix.h:154
#2  0x00007fed96be13eb in radeon_drm_cs_emit_ioctl (sema=0xc3d2b8) at ../../../../../../../src/gallium/auxiliary/os/os_thread.h:248
#3  0x00007fed96be13eb in radeon_drm_cs_emit_ioctl (param=param@entry=0xc3cfa0) at ../../../../../../../src/gallium/winsys/radeon/drm/radeon_drm_winsys.c:592
#4  0x00007fed96be0b67 in impl_thrd_routine (p=<optimized out>) at ../../../../../../../include/c11/threads_posix.h:87
#5  0x00007fedb65de0a5 in start_thread (arg=0x7fed93ba5700) at pthread_create.c:309
#6  0x00007fedb77595ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7fedbaf508c0 (LWP 7413)):
[KCrash Handler]
#6  0x00007fed8d58bfcc in _GLOBAL__sub_I_qprinterinfo.cpp(void) (this=<optimized out>) at ../../include/QtCore/../../src/corelib/arch/qatomic_x86_64.h:121
#7  0x00007fed8d58bfcc in _GLOBAL__sub_I_qprinterinfo.cpp(void) (this=0x7fed8e0cb818 <QPrinterInfoPrivate::shared_null+24>) at ../../include/QtCore/../../src/corelib/tools/qlist.h:121
#8  0x00007fed8d58bfcc in _GLOBAL__sub_I_qprinterinfo.cpp(void) (name=..., this=0x7fed8e0cb800 <QPrinterInfoPrivate::shared_null>) at painting/qprinterinfo_p.h:71
#9  0x00007fed8d58bfcc in _GLOBAL__sub_I_qprinterinfo.cpp(void) (__initialize_p=1, __priority=65535) at painting/qprinterinfo.cpp:35
#10 0x00007fed8d58bfcc in _GLOBAL__sub_I_qprinterinfo.cpp(void) () at painting/qprinterinfo.cpp:163
#11 0x00007fedbad9a13a in call_init (l=<optimized out>, argc=argc@entry=1, argv=argv@entry=0x7fffde607998, env=env@entry=0xaa4320) at dl-init.c:78
#12 0x00007fedbad9a223 in _dl_init (env=<optimized out>, argv=<optimized out>, argc=<optimized out>, l=<optimized out>) at dl-init.c:36
#13 0x00007fedbad9a223 in _dl_init (main_map=main_map@entry=0xdf03e0, argc=1, argv=0x7fffde607998, env=0xaa4320) at dl-init.c:126
#14 0x00007fedbad9ec6e in dl_open_worker (a=a@entry=0x7fffde605b68) at dl-open.c:577
#15 0x00007fedbad99ff4 in _dl_catch_error (objname=objname@entry=0x7fffde605b58, errstring=errstring@entry=0x7fffde605b60, mallocedp=mallocedp@entry=0x7fffde605b50, operate=operate@entry=0x7fedbad9e990 <dl_open_worker>, args=args@entry=0x7fffde605b68) at dl-error.c:187
#16 0x00007fedbad9e3ab in _dl_open (file=0xaaf420 "/usr/lib/vlc/plugins/gui/libqt4_plugin.so", mode=-2147483647, caller_dlopen=<optimized out>, nsid=-2, argc=1, argv=0x7fffde607998, env=0xaa4320) at dl-open.c:661
#17 0x00007fedb2f1e02b in dlopen_doit (a=a@entry=0x7fffde605d80) at dlopen.c:66
#18 0x00007fedbad99ff4 in _dl_catch_error (objname=0xa734e0, errstring=0xa734e8, mallocedp=0xa734d8, operate=0x7fedb2f1dfd0 <dlopen_doit>, args=0x7fffde605d80) at dl-error.c:187
#19 0x00007fedb2f1e62d in _dlerror_run (operate=operate@entry=0x7fedb2f1dfd0 <dlopen_doit>, args=args@entry=0x7fffde605d80) at dlerror.c:163
#20 0x00007fedb2f1e0c1 in __dlopen (file=<optimized out>, mode=<optimized out>) at dlopen.c:87
#21 0x00007fed92ab652f in  () at /usr/lib/libvlccore.so.8
#22 0x00007fed92a9b1db in  () at /usr/lib/libvlccore.so.8
#23 0x00007fed92a9b508 in  () at /usr/lib/libvlccore.so.8
#24 0x00007fed92a9b464 in  () at /usr/lib/libvlccore.so.8
#25 0x00007fed92a9b9e4 in  () at /usr/lib/libvlccore.so.8
#26 0x00007fed92a9bfb1 in  () at /usr/lib/libvlccore.so.8
#27 0x00007fed92a21e5d in libvlc_InternalInit () at /usr/lib/libvlccore.so.8
#28 0x00007fed927f735b in libvlc_new () at /usr/lib/libvlc.so.5
#29 0x00007fed92d4a1cb in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/phonon4qt5_backend/phonon_vlc.so
#30 0x00007fed92d27878 in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/phonon4qt5_backend/phonon_vlc.so
#31 0x00007fed92d4dfd8 in qt_plugin_instance () at /usr/lib/x86_64-linux-gnu/qt5/plugins/phonon4qt5_backend/phonon_vlc.so
#32 0x00007fedb7ff4cdf in QPluginLoader::instance() (this=0x7fffde6066a0) at plugin/qpluginloader.cpp:200
#33 0x00007fedb5837dc8 in  () at /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4
#34 0x00007fedb5838bde in  () at /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4
#35 0x00007fedb583b521 in  () at /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4
#36 0x00007fedb583be6d in Phonon::Factory::backend(bool) () at /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4
#37 0x00007fedb583c483 in  () at /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4
#38 0x00007fedb5831b84 in  () at /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4
#39 0x00007fedb582f1ee in  () at /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4
#40 0x00007fedb9ad8153 in  () at /usr/lib/x86_64-linux-gnu/libKF5Notifications.so.5
#41 0x00007fedb9abcbe2 in  () at /usr/lib/x86_64-linux-gnu/libKF5Notifications.so.5
#42 0x00007fedb9abd821 in  () at /usr/lib/x86_64-linux-gnu/libKF5Notifications.so.5
#43 0x00007fedb9aba4bd in KNotification::sendEvent() () at /usr/lib/x86_64-linux-gnu/libKF5Notifications.so.5
#44 0x0000000000413494 in AuthDialog::showEvent(QShowEvent*) ()
#45 0x00007fedb8fa4838 in QWidget::event(QEvent*) (this=0xb6a7a0, event=0x7fffde606fe0) at kernel/qwidget.cpp:8316
#46 0x00007fedb8f661ec in QApplicationPrivate::notify_helper(QObject*, QEvent*) (this=0xa707c0, receiver=0xb6a7a0, e=0x7fffde606fe0) at kernel/qapplication.cpp:3499
#47 0x00007fedb8f6b6c0 in QApplication::notify(QObject*, QEvent*) (this=0x7fffde607840, receiver=0xb6a7a0, e=0x7fffde606fe0) at kernel/qapplication.cpp:3282
#48 0x00007fedb800cf9b in QCoreApplication::notifyInternal(QObject*, QEvent*) (this=0x7fffde607840, receiver=receiver@entry=0xb6a7a0, event=event@entry=0x7fffde606fe0) at kernel/qcoreapplication.cpp:935
#49 0x00007fedb8fa1e0b in QWidgetPrivate::show_helper() (event=0x7fffde606fe0, receiver=0xb6a7a0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:237
#50 0x00007fedb8fa1e0b in QWidgetPrivate::show_helper() (this=this@entry=0xb3fde0) at kernel/qwidget.cpp:7183
#51 0x00007fedb8fa41a5 in QWidget::setVisible(bool) (this=this@entry=0xb6a7a0, visible=visible@entry=true) at kernel/qwidget.cpp:7395
#52 0x00007fedb91658c8 in QDialog::setVisible(bool) (this=0xb6a7a0, visible=<optimized out>) at dialogs/qdialog.cpp:735
#53 0x000000000040eac9 in PolicyKitListener::initiateAuthentication(QString const&, QString const&, QString const&, PolkitQt1::Details const&, QString const&, QList<PolkitQt1::Identity> const&, PolkitQt1::Agent::AsyncResult*) ()
#54 0x00007fedb9684174 in  () at /usr/lib/x86_64-linux-gnu/libpolkit-qt5-agent-1.so.1
#55 0x00007fedb9685279 in  () at /usr/lib/x86_64-linux-gnu/libpolkit-qt5-agent-1.so.1
#56 0x00007fedb4431c4f in  () at /usr/lib/x86_64-linux-gnu/libpolkit-agent-1.so.0
#57 0x00007fedb47049ec in call_in_idle_cb (user_data=0xafc2a0) at /build/buildd/glib2.0-2.43.3/./gio/gdbusconnection.c:4884
#58 0x00007fedb4c4dddd in g_main_context_dispatch (context=0x7feda40016f0) at /build/buildd/glib2.0-2.43.3/./glib/gmain.c:3122
#59 0x00007fedb4c4dddd in g_main_context_dispatch (context=context@entry=0x7feda40016f0) at /build/buildd/glib2.0-2.43.3/./glib/gmain.c:3737
#60 0x00007fedb4c4e1b0 in g_main_context_iterate (context=context@entry=0x7feda40016f0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.43.3/./glib/gmain.c:3808
#61 0x00007fedb4c4e25c in g_main_context_iteration (context=0x7feda40016f0, may_block=1) at /build/buildd/glib2.0-2.43.3/./glib/gmain.c:3869
#62 0x00007fedb8065387 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0xac0220, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#63 0x00007fedb800a6e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fffde607780, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#64 0x00007fedb801232c in QCoreApplication::exec() () at kernel/qcoreapplication.cpp:1188
#65 0x000000000040bda7 in main ()
Comment 2 Christoph Feck 2015-02-13 13:49:57 UTC 

*** This bug has been marked as a duplicate of bug 335111 ***