Attaching the file ...
2012/6/10 Teodor MICU <mteo...@gmail.com>:
> By following the gdb example below I've obtained a (different)
> backtrace by unplugging the power cord from laptop. This is the
> "voluntary" trigger of this bug for me.
Starting program: /usr/bin/gnome-shell --replace --display :0
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[New Thread 0x7fffe443a700 (LWP 4411)]
[Thread 0x7fffe443a700 (LWP 4411) exited]
[New Thread 0x7fffe443a700 (LWP 4412)]
[New Thread 0x7fffe3bb9700 (LWP 4414)]
[New Thread 0x7fffe31b0700 (LWP 4415)]
[New Thread 0x7fffde7a7700 (LWP 4417)]
[New Thread 0x7fffddf86700 (LWP 4418)]
Window manager warning: Failed to load theme "Wasp": Failed to find a valid
file for theme Wasp
[New Thread 0x7fffd7be1700 (LWP 4430)]
[New Thread 0x7fffcb84c700 (LWP 4437)]
[New Thread 0x7fffc858b700 (LWP 4441)]
[New Thread 0x7fffc7d8a700 (LWP 4470)]
[New Thread 0x7fffc7589700 (LWP 4471)]
[New Thread 0x7fffc6d88700 (LWP 4472)]
[New Thread 0x7fffc6587700 (LWP 4473)]
[New Thread 0x7fffc5d86700 (LWP 4474)]
[New Thread 0x7fffc5585700 (LWP 4475)]
[New Thread 0x7fffc4d84700 (LWP 4476)]
[New Thread 0x7fffc4583700 (LWP 4477)]
Window manager warning: Failed to load theme "Wasp": Failed to find a valid
file for theme Wasp
[Thread 0x7fffcb84c700 (LWP 4437) exited]
[Thread 0x7fffc7589700 (LWP 4471) exited]
[Thread 0x7fffc7d8a700 (LWP 4470) exited]
[Thread 0x7fffc4d84700 (LWP 4476) exited]
[Thread 0x7fffc5585700 (LWP 4475) exited]
[Thread 0x7fffd7be1700 (LWP 4430) exited]
[Thread 0x7fffc5d86700 (LWP 4474) exited]
[Thread 0x7fffc6587700 (LWP 4473) exited]
[Thread 0x7fffc4583700 (LWP 4477) exited]
[New Thread 0x7fffc4583700 (LWP 4501)]
[Thread 0x7fffc4583700 (LWP 4501) exited]
Initializing nautilus-gdu extension
** (nautilus:4500): CRITICAL **: nautilus_menu_provider_get_background_items:
assertion `NAUTILUS_IS_MENU_PROVIDER (provider)' failed
[New Thread 0x7fffc4583700 (LWP 4514)]
[New Thread 0x7fffc5d86700 (LWP 4515)]
[New Thread 0x7fffc6587700 (LWP 4516)]
[New Thread 0x7fffd7be1700 (LWP 4517)]
[Thread 0x7fffc5d86700 (LWP 4515) exited]
[Thread 0x7fffd7be1700 (LWP 4517) exited]
[Thread 0x7fffc6d88700 (LWP 4472) exited]
[Thread 0x7fffc6587700 (LWP 4516) exited]
[Thread 0x7fffc4583700 (LWP 4514) exited]
Shutting down nautilus-gdu extension
[New Thread 0x7fffc4583700 (LWP 4767)]
[New Thread 0x7fffc6587700 (LWP 4768)]
[New Thread 0x7fffc6d88700 (LWP 4769)]
[New Thread 0x7fffd7be1700 (LWP 4770)]
[New Thread 0x7fffc7d8a700 (LWP 4771)]
[New Thread 0x7fffc7589700 (LWP 4772)]
[New Thread 0x7fffc5d86700 (LWP 4773)]
[New Thread 0x7fffc5585700 (LWP 4774)]
[New Thread 0x7fffc4d84700 (LWP 4775)]
[New Thread 0x7fffc3d82700 (LWP 4776)]
(gnome-shell:4407): GLib-GIO-WARNING **: Dropping signal ActiveSessionChanged
of type (s) since the type from the expected interface is (o)
(gnome-shell:4407): GLib-GIO-WARNING **: Dropping signal ActiveSessionChanged
of type (s) since the type from the expected interface is (o)
(gnome-shell:4407): GLib-GIO-WARNING **: Dropping signal ActiveSessionChanged
of type (s) since the type from the expected interface is (o)
(gnome-shell:4407): GLib-GIO-WARNING **: Dropping signal ActiveSessionChanged
of type (s) since the type from the expected interface is (o)
(gnome-shell:4407): GLib-GIO-WARNING **: Dropping signal ActiveSessionChanged
of type (s) since the type from the expected interface is (o)
(gnome-shell:4407): GLib-GIO-WARNING **: Dropping signal ActiveSessionChanged
of type (s) since the type from the expected interface is (o)
(gnome-shell:4407): GLib-GIO-WARNING **: Dropping signal ActiveSessionChanged
of type (s) since the type from the expected interface is (o)
[Thread 0x7fffc7589700 (LWP 4772) exited]
[Thread 0x7fffc4d84700 (LWP 4775) exited]
[Thread 0x7fffc5d86700 (LWP 4773) exited]
[Thread 0x7fffc6587700 (LWP 4768) exited]
[Thread 0x7fffc6d88700 (LWP 4769) exited]
[Thread 0x7fffc5585700 (LWP 4774) exited]
[Thread 0x7fffc7d8a700 (LWP 4771) exited]
[Thread 0x7fffd7be1700 (LWP 4770) exited]
[Thread 0x7fffc3d82700 (LWP 4776) exited]
[New Thread 0x7fffc3d82700 (LWP 4780)]
[Thread 0x7fffc4583700 (LWP 4767) exited]
[Thread 0x7fffc3d82700 (LWP 4780) exited]
[New Thread 0x7fffc3d82700 (LWP 4832)]
Program received signal SIGSEGV, Segmentation fault.
0x00007fffd1b07070 in unload_new_session (new_session=0x14af990) at
act-user-manager.c:965
965 act-user-manager.c: No such file or directory.
(gdb) btfu full
#0 0x00007fffd1b07070 in unload_new_session (new_session=0x14af990) at
act-user-manager.c:965
manager = 0x7fffd804e860
#1 0x00007fffd1b09d40 in on_get_unix_user_finished (object=0x1502c50,
result=0x1e0c820, data=0x14af990) at act-user-manager.c:1029
proxy = <optimized out>
new_session = 0x14af990
error = 0x1537800
uid = <optimized out>
#2 0x00007fffef8b13f7 in g_simple_async_result_complete (simple=0x1e0c820) at
/tmp/buildd/glib2.0-2.32.3/./gio/gsimpleasyncresult.c:767
current_source = 0x22be7f0
current_context = 0x6073a0
__PRETTY_FUNCTION__ = "g_simple_async_result_complete"
#3 0x00007fffef90977a in reply_cb (connection=<optimized out>, res=<optimized
out>, user_data=0x1e0c820) at /tmp/buildd/glib2.0-2.32.3/./gio/gdbusproxy.c:2614
simple = 0x1e0c820
value = <optimized out>
error = 0x1537800
fd_list = 0x72b680
#4 0x00007fffef8b13f7 in g_simple_async_result_complete (simple=0x1981ea0) at
/tmp/buildd/glib2.0-2.32.3/./gio/gsimpleasyncresult.c:767
current_source = 0x22be7f0
current_context = 0x6073a0
__PRETTY_FUNCTION__ = "g_simple_async_result_complete"
#5 0x00007fffef8ffc0e in g_dbus_connection_call_done (source=<optimized out>,
result=<optimized out>, user_data=0x7fffd8164b20) at
/tmp/buildd/glib2.0-2.32.3/./gio/gdbusconnection.c:5283
simple = 0x1981ea0
connection = <optimized out>
state = 0x7fffd8164b20
error = 0x1537800
reply = 0x15e3320
#6 0x00007fffef8b13f7 in g_simple_async_result_complete (simple=0x1e122b0) at
/tmp/buildd/glib2.0-2.32.3/./gio/gsimpleasyncresult.c:767
current_source = 0x22be7f0
current_context = 0x6073a0
__PRETTY_FUNCTION__ = "g_simple_async_result_complete"
#7 0x00007fffef8b14f9 in complete_in_idle_cb (data=<optimized out>) at
/tmp/buildd/glib2.0-2.32.3/./gio/gsimpleasyncresult.c:779
simple = <optimized out>
#8 0x00007fffee379205 in g_main_dispatch (context=0x61c110) at
/tmp/buildd/glib2.0-2.32.3/./glib/gmain.c:2539
dispatch = 0x7fffee376f20 <g_idle_dispatch>
was_in_call = 0
user_data = 0x1e122b0
callback = 0x7fffef8b14f0 <complete_in_idle_cb>
cb_funcs = 0x7fffee624980
cb_data = 0x9fe940
current_source_link = {data = 0x22be7f0, next = 0x0}
need_destroy = <optimized out>
source = 0x22be7f0
current = 0x8ba600
i = <optimized out>
#9 g_main_context_dispatch (context=context@entry=0x61c110) at
/tmp/buildd/glib2.0-2.32.3/./glib/gmain.c:3075
No locals.
#10 0x00007fffee379538 in g_main_context_iterate (context=0x61c110,
block=block@entry=1, dispatch=dispatch@entry=1, self=<error reading variable:
Unhandled dwarf expression opcode 0xfa>)
at /tmp/buildd/glib2.0-2.32.3/./glib/gmain.c:3146
max_priority = 0
timeout = 0
some_ready = 1
nfds = <optimized out>
allocated_nfds = <optimized out>
fds = 0x16a1880
#11 0x00007fffee379932 in g_main_loop_run (loop=0x61cba0) at
/tmp/buildd/glib2.0-2.32.3/./glib/gmain.c:3340
__PRETTY_FUNCTION__ = "g_main_loop_run"
#12 0x00007ffff741af37 in meta_run () at core/main.c:555
log_domains = {0x0, 0x7ffff74626fa "mutter", 0x7ffff7461a5b "Gtk",
0x7ffff7461a5f "Gdk", 0x7ffff7461a63 "GLib", 0x7ffff7461a68 "Pango",
0x7ffff7461a6e "GLib-GObject", 0x7ffff7461a7b "GThread"}
i = <optimized out>
#13 0x0000000000401dc7 in main (argc=1, argv=0x7fffffffe708) at main.c:333
ctx = <optimized out>
error = 0x0
session_type = <optimized out>
ecode = <optimized out>
---Type <return> to continue, or q <return> to quit---
sender = 0x8bf490
(gdb) q
