Can you see if this issue also happens with the latest upstream 3.11 kernel, which can be downloaded from:
http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.11.10.6-saucy/
Can you see if this issue also happens with the latest upstream 3.11 kernel, which can be downloaded from:
http:// kernel. ubuntu. com/~kernel- ppa/mainline/ v3.11.10. 6-saucy/