I have a new motherboard: MSI Z170A GAMING M5. This motherboard has an Atheros killer e2400 Ethernet controller. When I do
lspci -nn, I get:
03.00.0 Ethernet controller : Qualcomm Atheros Device [1969:e0a1] (rev 10)
Google didn't seem to know the answer. Only a similar unsolved problem on the openSUSE forum.