Kernel.org: 5.3
sid (unstable): 5.2.9-2
buster (testing): 4.19.67-2
stretch (stable): 4.9.189-3
jessie (oldstable): 3.16.72-1

Debian GNU/Linux device driver check & report

-assembled: ath9k v2.6.27- 10ec8168 Oui Realtek Semiconductor Co., Ltd. RTL8111/8168B PCI Express Gigabit Ethernet controller