[ 1015.176830][T12462] netdevsim netdevsim578 eni578np1: renamed from eth1
[ 1015.180362][T12460] netdevsim netdevsim407 eni407np1: renamed from eth0
[ 1017.944923][T12453] Could not find device with ifindex 2000 in netnsfd 11
[ 1017.946971][T12453] Could not find netns with fd: 2000
[ 1017.948485][T12453] Cannot link a netdevsim to itself
[ 1017.950493][T12453] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).