Revert "kernel: 3.17.6 -> 3.17.7"

This reverts commit d3a61d88aaad1e902e01b6f85c139f9c1e892c52.
Revert "kernel: 3.14.26 -> 3.14.27"

This reverts commit 4eaecca7b12578c0732e1cf1b8654daaef7fabda.