[  696.597371][T13041] netdevsim netdevsim473 eni473np1: renamed from eth0
[  696.622455][T13044] netdevsim netdevsim713 eni713np1: renamed from eth1
[  697.238185][T13029] Could not find device with ifindex 2000 in netnsfd 11
[  697.239019][T13029] Could not find netns with fd: 2000
[  697.239392][T13029] Cannot link a netdevsim to itself
[  697.239863][T13029] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).