maybe this delimit the issue:
Lenovo 710S (KabyLake i5-7200): 4.7.5 passed http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.7.5/ 4.7.6 failed http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.7.6/ 4.7.10 failed http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.7.10/ 4.9.6 failed http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.9.6/
maybe this delimit the issue:
Lenovo 710S (KabyLake i5-7200): kernel. ubuntu. com/~kernel- ppa/mainline/ v4.7.5/ kernel. ubuntu. com/~kernel- ppa/mainline/ v4.7.6/ kernel. ubuntu. com/~kernel- ppa/mainline/ v4.7.10/ kernel. ubuntu. com/~kernel- ppa/mainline/ v4.9.6/
4.7.5 passed http://
4.7.6 failed http://
4.7.10 failed http://
4.9.6 failed http://