You are not alone
I have the same problem on mandrake 10.1(kernel 2.6.10) on nvsound driver my skype crash after 3 second of connection for exemple with echo service when im using artdsp plugin its working but i cannot recors my voice on skype echo service.
I have Nforce 2 on Asus A7N8X-X Mainboard with Realtek ACL650 audio codec.
I am using latest version of Skype and Nvidia Drivers
I have posted this problem on skype forum too but i haven't got reply yet....