[kde] [Bug 344106] policykit crashed

Fri Feb 13 08:48:41 GMT 2015

https://bugs.kde.org/show_bug.cgi?id=344106

--- Comment #1 from Bruno Patri <bruno.patri at gmail.com> ---
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 at entry=0xa7d270,
cond=cond at entry=0xa7d2b0, vector=vector at entry=0x0, count=count at 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 at entry=0xafa8e0,
max_priority=2147483647, fds=fds at entry=0x7fed9c0010c0, n_fds=n_fds at 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 at entry=1, dispatch=dispatch at 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 at 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 at entry=1,
argv=argv at entry=0x7fffde607998, env=env at 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 at entry=0xdf03e0, argc=1,
argv=0x7fffde607998, env=0xaa4320) at dl-init.c:126
#14 0x00007fedbad9ec6e in dl_open_worker (a=a at entry=0x7fffde605b68) at
dl-open.c:577
#15 0x00007fedbad99ff4 in _dl_catch_error
(objname=objname at entry=0x7fffde605b58,
errstring=errstring at entry=0x7fffde605b60,
mallocedp=mallocedp at entry=0x7fffde605b50, operate=operate at entry=0x7fedbad9e990
<dl_open_worker>, args=args at 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 at 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 at entry=0x7fedb2f1dfd0
<dlopen_doit>, args=args at 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 at entry=0xb6a7a0,
event=event at 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 at entry=0xb3fde0) at kernel/qwidget.cpp:7183
#51 0x00007fedb8fa41a5 in QWidget::setVisible(bool) (this=this at entry=0xb6a7a0,
visible=visible at 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 at entry=0x7feda40016f0) at
/build/buildd/glib2.0-2.43.3/./glib/gmain.c:3737
#60 0x00007fedb4c4e1b0 in g_main_context_iterate
(context=context at entry=0x7feda40016f0, block=block at entry=1,
dispatch=dispatch at 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 at entry=0x7fffde607780, flags=..., flags at entry=...) at
kernel/qeventloop.cpp:212
#64 0x00007fedb801232c in QCoreApplication::exec() () at
kernel/qcoreapplication.cpp:1188
#65 0x000000000040bda7 in main ()

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