[  747.413795][T14436] netdevsim netdevsim469 eni469np1: renamed from eth0
[  747.427949][T14438] netdevsim netdevsim767 eni767np1: renamed from eth1
[  748.001848][T14424] Could not find device with ifindex 2000 in netnsfd 11
[  748.003058][T14424] Could not find netns with fd: 2000
[  748.003533][T14424] Cannot link a netdevsim to itself
[  748.004139][T14424] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).