Same issue when i installed the latest driver PF:
# ethtool -i eth0
driver: ixgbe
version: 3.11.33
firmware-version: 0x27e30001
bus-info: 0000:19:00.0
# ethtool -i eth1
driver: ixgbe
version: 3.11.33
firmware-version: 0x27e30001
bus-info: 0000:19:00.1