[  762.674023][T14578] netdevsim netdevsim277 eni277np1: renamed from eth0
[  762.685607][T14580] netdevsim netdevsim557 eni557np1: renamed from eth1
[  763.242349][T14566] Could not find device with ifindex 2000 in netnsfd 11
[  763.242903][T14566] Could not find netns with fd: 2000
[  763.243261][T14566] Cannot link a netdevsim to itself
[  763.243685][T14566] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).