This freeze occurs when wlan0 enters powersaving mode for me (RaLink RT2561/RT61 with rt61pci driver). Quick workaround: touch /etc/pm/power.d/wireless. This will prevent /usr/lib/pm-utils/power.d/wireless from executing. Downside is you will no longer be able to run your wireless card in powersaving mode.
This freeze occurs when wlan0 enters powersaving mode for me (RaLink RT2561/RT61 with rt61pci driver). Quick workaround: touch /etc/pm/ power.d/ wireless. This will prevent /usr/lib/ pm-utils/ power.d/ wireless from executing. Downside is you will no longer be able to run your wireless card in powersaving mode.