[systemsettings] [Bug 317348] New: User Management Crash

Master0fPuppets Master0fPuppets at yahoo.com
Mon Mar 25 19:47:53 GMT 2013 

https://bugs.kde.org/show_bug.cgi?id=317348

            Bug ID: 317348
           Summary: User Management Crash
    Classification: Unclassified
           Product: systemsettings
           Version: 1.0
          Platform: Ubuntu Packages
                OS: Linux
            Status: UNCONFIRMED
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: unassigned-bugs at kde.org
          Reporter: Master0fPuppets at yahoo.com

Application: systemsettings (1.0)
KDE Platform Version: 4.9.5
Qt Version: 4.8.3
Operating System: Linux 3.5.0-17-generic x86_64
Distribution: Linux Mint 14 Nadia

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

Creating a new user account, non-admin, and out of nowhere, the crash screen
slapped me in the face... the user accounts module didn't even close, and is
still active.

-- Backtrace:
Application: System Settings (systemsettings), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fc03bb0a7c0 (LWP 5497))]

Thread 4 (Thread 0x7fc018c5e700 (LWP 5499)):
#0  0x00007fc038b138bd in read () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007fc03233415f in read (__nbytes=16, __buf=0x7fc018c5dc50,
__fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:45
#2  g_wakeup_acknowledge (wakeup=0x2463fa0) at
/build/buildd/glib2.0-2.34.1/./glib/gwakeup.c:212
#3  0x00007fc0322f7914 in g_main_context_check
(context=context at entry=0x2437a50, max_priority=2147483647,
fds=fds at entry=0x7fc0140010f0, n_fds=n_fds at entry=3) at
/build/buildd/glib2.0-2.34.1/./glib/gmain.c:3129
#4  0x00007fc0322f7d22 in g_main_context_iterate (context=0x2437a50,
block=block at entry=1, dispatch=dispatch at entry=1, self=<optimized out>) at
/build/buildd/glib2.0-2.34.1/./glib/gmain.c:3287
#5  0x00007fc0322f81e2 in g_main_loop_run (loop=0x24dc240) at
/build/buildd/glib2.0-2.34.1/./glib/gmain.c:3484
#6  0x00007fc018f4a4a6 in gdbus_shared_thread_func (user_data=0x24dc260) at
/build/buildd/glib2.0-2.34.1/./gio/gdbusprivate.c:277
#7  0x00007fc03231b645 in g_thread_proxy (data=0x24c6720) at
/build/buildd/glib2.0-2.34.1/./glib/gthread.c:797
#8  0x00007fc02dbc12e4 in ?? () from
/usr/lib/nvidia-experimental-310/libGL.so.1
#9  0x00007fc0327c6e9a in start_thread (arg=0x7fc018c5e700) at
pthread_create.c:308
#10 0x00007fc038b20cbd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fc0121a9700 (LWP 5671)):
#0  0x00007fc0327ca05d in __pthread_mutex_unlock_usercnt (mutex=<optimized
out>, decr=<optimized out>) at pthread_mutex_unlock.c:52
#1  __pthread_mutex_unlock (mutex=0x7fc00c000a90) at pthread_mutex_unlock.c:290
#2  0x00007fc032334e51 in g_mutex_unlock (mutex=mutex at entry=0x7fc00c0009d0) at
/build/buildd/glib2.0-2.34.1/./glib/gthread-posix.c:227
#3  0x00007fc0322f78f2 in g_main_context_check
(context=context at entry=0x7fc00c0009d0, max_priority=2147483647,
fds=fds at entry=0x7fc00c0023e0, n_fds=n_fds at entry=1) at
/build/buildd/glib2.0-2.34.1/./glib/gmain.c:3201
#4  0x00007fc0322f7d22 in g_main_context_iterate
(context=context at entry=0x7fc00c0009d0, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at
/build/buildd/glib2.0-2.34.1/./glib/gmain.c:3287
#5  0x00007fc0322f7ea4 in g_main_context_iteration (context=0x7fc00c0009d0,
may_block=1) at /build/buildd/glib2.0-2.34.1/./glib/gmain.c:3351
#6  0x00007fc039295c16 in QEventDispatcherGlib::processEvents
(this=0x7fc00c0008f0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#7  0x00007fc0392662bf in QEventLoop::processEvents
(this=this at entry=0x7fc0121a8cd0, flags=...) at kernel/qeventloop.cpp:149
#8  0x00007fc039266548 in QEventLoop::exec (this=0x7fc0121a8cd0, flags=...) at
kernel/qeventloop.cpp:204
#9  0x00007fc039167b10 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:501
#10 0x00007fc0392469af in QInotifyFileSystemWatcherEngine::run (this=0x2a31ab0)
at io/qfilesystemwatcher_inotify.cpp:248
#11 0x00007fc03916aaec in QThreadPrivate::start (arg=0x2a31ab0) at
thread/qthread_unix.cpp:338
#12 0x00007fc02dbc12e4 in ?? () from
/usr/lib/nvidia-experimental-310/libGL.so.1
#13 0x00007fc0327c6e9a in start_thread (arg=0x7fc0121a9700) at
pthread_create.c:308
#14 0x00007fc038b20cbd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#15 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fbffe20b700 (LWP 7228)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc036bdacd7 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007fc036bdad09 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007fc02dbc12e4 in ?? () from
/usr/lib/nvidia-experimental-310/libGL.so.1
#4  0x00007fc0327c6e9a in start_thread (arg=0x7fbffe20b700) at
pthread_create.c:308
#5  0x00007fc038b20cbd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fc03bb0a7c0 (LWP 5497)):
[KCrash Handler]
#6  data (this=0x28) at
../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:135
#7  qGetPtrHelper<QScopedPointer<QObjectData> > (p=...) at
../../include/QtCore/../../src/corelib/global/qglobal.h:2457
#8  d_func (this=0x20) at kernel/qabstractitemmodel.h:310
#9  QAbstractItemModel::beginInsertRows (this=0x20, parent=..., first=-33,
last=-33) at kernel/qabstractitemmodel.cpp:2414
#10 0x00007fbfdf975e4e in
QLightDM::UsersModelPrivate::cb_userAdded(LightDMUserList*, LightDMUser*,
void*) () from /usr/lib/liblightdm-qt-2.so.0
#11 0x00007fc03199b5c4 in g_cclosure_marshal_VOID__OBJECTv (closure=0x2cfe500,
return_value=<optimized out>, instance=0x24be920, args=<optimized out>,
marshal_data=<optimized out>, n_params=<optimized out>, param_types=0x2aead30)
at /build/buildd/glib2.0-2.34.1/./gobject/gmarshal.c:1312
#12 0x00007fc031998407 in _g_closure_invoke_va (closure=0x2cfe500,
return_value=0x0, instance=0x24be920, args=0x7fffb0a66a88, n_params=1,
param_types=0x2aead30) at /build/buildd/glib2.0-2.34.1/./gobject/gclosure.c:840
#13 0x00007fc0319b0df6 in g_signal_emit_valist (instance=0x24be920,
signal_id=<optimized out>, detail=0, var_args=var_args at entry=0x7fffb0a66a88) at
/build/buildd/glib2.0-2.34.1/./gobject/gsignal.c:3211
#14 0x00007fc0319b1642 in g_signal_emit (instance=<optimized out>,
signal_id=<optimized out>, detail=<optimized out>) at
/build/buildd/glib2.0-2.34.1/./gobject/gsignal.c:3356
#15 0x00007fbfdf760c24 in ?? () from /usr/lib/liblightdm-gobject-1.so.0
#16 0x00007fc02ce3bbb8 in ffi_call_unix64 () at ../src/x86/unix64.S:75
#17 0x00007fc02ce3b5c0 in ffi_call (cif=cif at entry=0x7fffb0a66dc0,
fn=fn at entry=0x7fbfdf760a00, rvalue=0x7fffb0a66d20,
avalue=avalue at entry=0x7fffb0a66ca0) at ../src/x86/ffi64.c:492
#18 0x00007fc031998a9b in g_cclosure_marshal_generic (closure=0x25d52b0,
return_gvalue=0x0, n_param_values=<optimized out>, param_values=<optimized
out>, invocation_hint=<optimized out>, marshal_data=0x7fbfdf760a00) at
/build/buildd/glib2.0-2.34.1/./gobject/gclosure.c:1454
#19 0x00007fc031998140 in g_closure_invoke (closure=0x25d52b0,
return_value=0x0, n_param_values=4, param_values=0x7fffb0a67000,
invocation_hint=0x7fffb0a66fa0) at
/build/buildd/glib2.0-2.34.1/./gobject/gclosure.c:777
#20 0x00007fc0319a9550 in signal_emit_unlocked_R (node=node at entry=0x251f720,
detail=detail at entry=0, instance=instance at entry=0x2495890,
emission_return=emission_return at entry=0x0,
instance_and_params=instance_and_params at entry=0x7fffb0a67000) at
/build/buildd/glib2.0-2.34.1/./gobject/gsignal.c:3551
#21 0x00007fc0319b14af in g_signal_emit_valist (instance=0x2495890,
signal_id=<optimized out>, detail=0, var_args=var_args at entry=0x7fffb0a67288) at
/build/buildd/glib2.0-2.34.1/./gobject/gsignal.c:3300
#22 0x00007fc0319b1642 in g_signal_emit (instance=instance at entry=0x2495890,
signal_id=<optimized out>, detail=detail at entry=0) at
/build/buildd/glib2.0-2.34.1/./gobject/gsignal.c:3356
#23 0x00007fc018f46b74 in on_signal_received (connection=<optimized out>,
sender_name=0x7fc014094c90 ":1.108", object_path=<optimized out>,
interface_name=<optimized out>, signal_name=0x7fc014095610 "UserAdded",
parameters=0x4e04990, user_data=0x22c2530) at
/build/buildd/glib2.0-2.34.1/./gio/gdbusproxy.c:927
#24 0x00007fc018f367f5 in emit_signal_instance_in_idle_cb (data=0x7fc0140c9430)
at /build/buildd/glib2.0-2.34.1/./gio/gdbusconnection.c:3715
#25 0x00007fc0322f7ab5 in g_main_dispatch (context=0x1c43710) at
/build/buildd/glib2.0-2.34.1/./glib/gmain.c:2715
#26 g_main_context_dispatch (context=context at entry=0x1c43710) at
/build/buildd/glib2.0-2.34.1/./glib/gmain.c:3219
#27 0x00007fc0322f7de8 in g_main_context_iterate
(context=context at entry=0x1c43710, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at
/build/buildd/glib2.0-2.34.1/./glib/gmain.c:3290
#28 0x00007fc0322f7ea4 in g_main_context_iteration (context=0x1c43710,
may_block=1) at /build/buildd/glib2.0-2.34.1/./glib/gmain.c:3351
#29 0x00007fc039295bf6 in QEventDispatcherGlib::processEvents (this=0x1bb6ad0,
flags=...) at kernel/qeventdispatcher_glib.cpp:424
#30 0x00007fc039f68c1e in QGuiEventDispatcherGlib::processEvents
(this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#31 0x00007fc0392662bf in QEventLoop::processEvents
(this=this at entry=0x7fffb0a675d0, flags=...) at kernel/qeventloop.cpp:149
#32 0x00007fc039266548 in QEventLoop::exec (this=0x7fffb0a675d0, flags=...) at
kernel/qeventloop.cpp:204
#33 0x00007fc03926b708 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1187
#34 0x000000000040a98e in main (argc=5, argv=0x7fffb0a67838) at
../../../systemsettings/app/main.cpp:49

Reported using DrKonqi

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