[ 1214.922235][T12908] netdevsim netdevsim406 eni406np1: renamed from eth0
[ 1215.045418][T12905] netdevsim netdevsim751 eni751np1: renamed from eth1
[ 1217.433844][T12900] Could not find device with ifindex 2000 in netnsfd 11
[ 1217.434927][T12900] Could not find netns with fd: 2000
[ 1217.435734][T12900] Cannot link a netdevsim to itself
[ 1217.436747][T12900] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).