http://ubuntuforums.org/showthread.php?t=2004690 describes what appears to have been the solution to this problem for me: add `SUSPEND_MODULES="iwlwifi"` to `/etc/pm/config.d/config` and reboot.
http:// ubuntuforums. org/showthread. php?t=2004690 describes what appears to have been the solution to this problem for me: add `SUSPEND_ MODULES= "iwlwifi" ` to `/etc/pm/ config. d/config` and reboot.