Here's a backtrace with nm's symbols:
#0 g_array_maybe_expand (array=0xfdf720, len=<value optimized out>)
at /tmp/buildd/glib2.0-2.18.4/glib/garray.c:322
want_alloc = 2026895873
#1 0x00007fb678f36062 in IA__g_array_append_vals (farray=0xfdf720,
data=0x61666f7361666f73, len=0)
at /tmp/buildd/glib2.0-2.18.4/glib/garray.c:132
No locals.
#2 0x00007fb679a8b267 in array_copy (type=<value optimized out>,
src=0xfa5240)
at dbus-gvalue-utils.c:694
new = (GArray *) 0xfdf720
#3 0x00007fb679a8a0d6 in proxy_collect_value (value=0x7fff83471d40,
n_collect_values=<value optimized out>,
collect_values=0x7fff83471ce0,
collect_flags=0) at dbus-gtype-specialized.c:189
data = (DBusGTypeSpecializedData *) 0x78cffa01
type = 16641552
#4 0x00007fb679601dde in IA__g_object_set_valist (object=0xfe1010,
first_property_name=<value optimized out>, var_args=0x7fff83471da0)
at /tmp/buildd/glib2.0-2.18.4/gobject/gobject.c:1418
_value_type = 140735395863776
_vtable = (GTypeValueTable *) 0xfa6110
_collect_format = (gchar *) 0xfa6150 "p"
_cvalues = {{v_int = 16405056, v_long = 16405056, v_int64 =
16405056,
v_double = 8.1051745877018167e-317, v_pointer = 0xfa5240}, {v_int =
0,
v_long = 0, v_int64 = 0, v_double = 0, v_pointer = 0x0}, {v_int =
0,
v_long = 0, v_int64 = 0, v_double = 0, v_pointer = 0x0}, {v_int =
0,
v_long = 0, v_int64 = 0, v_double = 0, v_pointer = 0x0}, {v_int =
0,
v_long = 0, v_int64 = 0, v_double = 0, v_pointer = 0x0}, {v_int =
0,
v_long = 0, v_int64 = 0, v_double = 0, v_pointer = 0x0}, {v_int =
0,
v_long = 0, v_int64 = 0, v_double = 0, v_pointer = 0x0}, {v_int =
0,
v_long = 0, v_int64 = 0, v_double = 0, v_pointer = 0x0}}
_n_values = 16
value = {g_type = 16641552, data = {{v_int = 0, v_uint = 0,
v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0,
v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long =
0,
v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double =
0,
v_pointer = 0x0}}}
pspec = (GParamSpec *) 0xf90000
error = <value optimized out>
nqueue = (GObjectNotifyQueue *) 0xfdf6e0
name = <value optimized out>
__PRETTY_FUNCTION__ = "IA__g_object_set_valist"
#5 0x00007fb679602304 in IA__g_object_set (_object=0xfe1010,
first_property_name=0x7fb677d1e83f "ssid")
at /tmp/buildd/glib2.0-2.18.4/gobject/gobject.c:1533
var_args = {{gp_offset = 24, fp_offset = 48,
overflow_arg_area = 0x7fff83471e90, reg_save_area = 0x7fff83471dc0}}
__PRETTY_FUNCTION__ = "IA__g_object_set"
#6 0x00007fb677d1ce78 in ifupdown_update_connection_from_if_block (
connection=0xf916c0, block=0xfa5130) at parser.c:156
type = <value optimized out>
idstr = 0xfaf230 "Ifupdown (home)"
verify_error = (GError *) 0x0
uuid = <value optimized out>
connection_setting = <value optimized out>
__PRETTY_FUNCTION__ = "ifupdown_update_connection_from_if_block"
#7 0x00007fb677d1d5b4 in SCPluginIfupdown_init (config=0xfa1cc0,
hal_manager=0xf91380) at plugin.c:412
priv = (SCPluginIfupdownPrivate *) 0xfa1ce0
auto_ifaces = (GHashTable *) 0xf91600
block = <value optimized out>
inotify_helper = <value optimized out>
keyfile = <value optimized out>
error = (GError *) 0x0
#8 0x0000000000406bf8 in nm_sysconfig_settings_add_plugin
(self=0xfa1c00,
plugin=0xfa1cc0) at dbus-settings.c:457
pname = 0x0
pinfo = 0x0
__PRETTY_FUNCTION__ = "nm_sysconfig_settings_add_plugin"
#9 0x0000000000407d89 in main (argc=1, argv=0x7fff83472218) at
main.c:168
opt_ctx = <value optimized out>
error = (GError *) 0x0
plugins = 0xf91d20 "ifupdown,keyfile"
config = 0xf8f4c0 "/etc/NetworkManager/nm-system-settings.conf"
debug = 0
entries = {{long_name = 0x40d2c4 "config", short_name = 0 '\0',
flags = 0, arg = G_OPTION_ARG_FILENAME, arg_data = 0x7fff834720f0,
description = 0x40d2cb "Config file location",
arg_description = 0x40d2e0 "/path/to/config.file"}, {
long_name = 0x40d2f5 "plugins", short_name = 0 '\0', flags = 0,
arg = G_OPTION_ARG_STRING, arg_data = 0x7fff834720f8,
description = 0x40d510 "List of plugins separated by ,",
arg_description = 0x40d2fd "plugin1,plugin2"}, {
long_name = 0x40d30d "debug", short_name = 0 '\0', flags = 0,
arg = G_OPTION_ARG_NONE, arg_data = 0x7fff8347210c,
description = 0x40d530 "Output to console rather than syslog",
arg_description = 0x0}, {long_name = 0x0, short_name = 0 '\0',
flags = 0,
arg = G_OPTION_ARG_NONE, arg_data = 0x0, description = 0x0,
arg_description = 0x0}}
I've also noticed the following messages logged periodically. It is
sometimes associated with the spawning of another nm-system-settings
process.
Feb 1 23:09:30 durandal NetworkManager: <info> Trying to start the
system settings daemon...
Feb 1 23:09:30 durandal nm-system-settings: SCPlugin-Ifupdown: init!
Feb 1 23:09:30 durandal nm-system-settings: SCPlugin-Ifupdown:
update_system_hostname
Feb 1 23:09:30 durandal nm-system-settings: SCPluginIfupdown:
guessed connection type (office_static) = 802-3-ethernet
Feb 1 23:09:30 durandal nm-system-settings: SCPlugin-Ifupdown:
update_connection_setting_from_if_block: name:office_static,
type:802-3-ethernet, autoconnect:0, id:Ifupdown (office_static), uuid:
86937960-da68-292e-0000-000000000000
Feb 1 23:09:30 durandal nm-system-settings: SCPlugin-Ifupdown:
addresses count: 1
Feb 1 23:09:30 durandal nm-system-settings: SCPluginIfupdown:
guessed connection type (home) = 802-11-wireless
Feb 1 23:09:30 durandal nm-system-settings: SCPlugin-Ifupdown:
update_connection_setting_from_if_block: name:home, type:802-11-wireless,
autoconnect:0, id:Ifupdown (home), uuid: 2556885a-53a0-b206-0000-000000000000
Feb 1 23:09:30 durandal nm-system-settings: SCPlugin-Ifupdown:
update wireless settings (home).
Feb 1 23:09:30 durandal nm-system-settings: SCPlugin-Ifupdown:
wireless setting key: ssid='sofasofa'
Feb 1 23:09:30 durandal kernel: [ 1313.797714] nm-system-setti[3401]
general protection ip:7fc732d57f50 sp:7fff3d79bf58 error:0 in
libc-2.7.so[7fc732cdb000+14a000]
--
Sam Morris <s...@robots.org.uk>
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