Can you also test the latest v3.13 stable kernel to see if the fix in 3.15 already migrated down through stable? It can be downloaded from:
http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.13.11.2-trusty/
Can you also test the latest v3.13 stable kernel to see if the fix in 3.15 already migrated down through stable? It can be downloaded from:
http:// kernel. ubuntu. com/~kernel- ppa/mainline/ v3.13.11. 2-trusty/