Public bug reported:
It just happens. This is on a Dell Inspiron 1521, an upgrade from 8.10.
There's no one around, the machine isn't doing anything important, and
suddenly things start receiving shutdown signals. The following appears
in daemon.log and syslog and then the machine powers down.
May 9 21:12:47 uhuru console-kit-daemon[5603]: GLib-GObject-WARNING:
IA__g_object_get_valist: value location for `gchararray' passed as NULL
May 9 21:12:47 uhuru init: tty4 main process (5082) killed by TERM signal
May 9 21:12:47 uhuru init: tty5 main process (5083) killed by TERM signal
May 9 21:12:47 uhuru init: tty2 main process (5090) killed by TERM signal
May 9 21:12:47 uhuru init: tty3 main process (5093) killed by TERM signal
May 9 21:12:47 uhuru init: tty6 main process (5096) killed by TERM signal
May 9 21:12:47 uhuru init: tty1 main process (6272) killed by TERM signal
May 9 21:12:49 uhuru NetworkManager: <info> (wlan0): device state change: 8
-> 3
May 9 21:12:49 uhuru NetworkManager: <info> (wlan0): deactivating device
(reason: 38).
May 9 21:12:49 uhuru NetworkManager: <info> wlan0: canceled DHCP transaction,
dhcp client pid 6586
May 9 21:12:49 uhuru NetworkManager: <WARN>
nm_device_wifi_disable_encryption(): error setting key for device wlan0:
Invalid argument
May 9 21:12:49 uhuru NetworkManager: <info> (wlan0): removing resolv.conf
from /sbin/resolvconf
May 9 21:12:50 uhuru kernel: [13146.111573] mtrr: no MTRR for e0000000,c000000
found
May 9 21:12:50 uhuru console-kit-daemon[5603]: GLib-GObject-WARNING: instance
of invalid non-instantiatable type `(null)'
May 9 21:12:50 uhuru console-kit-daemon[5603]: GLib-GObject-CRITICAL:
g_signal_emit_valist: assertion `G_TYPE_CHECK_INSTANCE (instance)' failed
May 9 21:12:50 uhuru console-kit-daemon[5603]: GLib-GObject-CRITICAL:
g_object_unref: assertion `G_IS_OBJECT (object)' failed
May 9 21:12:51 uhuru postfix/master[5527]: reload configuration /etc/postfix
May 9 21:12:51 uhuru NetworkManager: <WARN> check_one_route(): (wlan0) error
-34 returned from rtnl_route_del(): Missing link name TLV (errno = Invalid
argument)
May 9 21:12:51 uhuru avahi-daemon[5930]: Withdrawing address record for
192.168.1.10 on wlan0.
May 9 21:12:51 uhuru avahi-daemon[5930]: Leaving mDNS multicast group on
interface wlan0.IPv4 with address 192.168.1.10.
May 9 21:12:51 uhuru avahi-daemon[5930]: Interface wlan0.IPv4 no longer
relevant for mDNS.
May 9 21:12:56 uhuru rpc.statd[4971]: Caught signal 15, un-registering and
exiting.
May 9 21:12:57 uhuru postfix/master[5527]: terminating on signal 15
May 9 21:12:58 uhuru xfs[5572]: terminating
May 9 21:13:05 uhuru exiting on signal 15
** Affects: ubuntu
Importance: Undecided
Status: New
--
Jaunty Upgrade: Spontaneous shutdown :(
https://bugs.launchpad.net/bugs/374315
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