HP 6730b and fan at full speed after suspend (Fedora, Ubuntu, openSUSE)

It seems that with kernels 3.9 onwards there are some issues with fan speed and the 6730b model of HP notebook. I tried with Fedora 22 (my main distribution of choice), openSUSE Tumbleweed and Ubuntu 15.04. The problem occurs only when the system is woken up after a sleep/suspend: fans spin at full speed indefinitely, … Continue reading HP 6730b and fan at full speed after suspend (Fedora, Ubuntu, openSUSE)