[  796.223434][T14436] netdevsim netdevsim339 eni339np1: renamed from eth0
[  796.249402][T14438] netdevsim netdevsim676 eni676np1: renamed from eth1
[  796.896278][T14424] Could not find device with ifindex 2000 in netnsfd 11
[  796.897452][T14424] Could not find netns with fd: 2000
[  796.898159][T14424] Cannot link a netdevsim to itself
[  796.898596][T14424] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).