I think it is a problem with the kernel! I installed the kernel from http://kernel.ubuntu.com/~kernel-ppa/mainline/v2.6.36-rc8-maverick/ here and the problem is fixed (for me).
I think it is a problem with the kernel! I installed the kernel from http:// kernel. ubuntu. com/~kernel- ppa/mainline/ v2.6.36- rc8-maverick/ here and the problem is fixed (for me).