[ 1276.927605][T13061] netdevsim netdevsim683 eni683np1: renamed from eth1
[ 1277.049790][T13063] netdevsim netdevsim485 eni485np1: renamed from eth0
[ 1279.653362][T13051] Could not find device with ifindex 2000 in netnsfd 11
[ 1279.654508][T13051] Could not find netns with fd: 2000
[ 1279.655410][T13051] Cannot link a netdevsim to itself
[ 1279.656499][T13051] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).