[ 1334.634805][T12614] netdevsim netdevsim635 eni635np1: renamed from eth1
[ 1334.754089][T12615] netdevsim netdevsim316 eni316np1: renamed from eth0
[ 1337.304340][T12605] Could not find device with ifindex 2000 in netnsfd 11
[ 1337.305531][T12605] Could not find netns with fd: 2000
[ 1337.321890][T12605] Cannot link a netdevsim to itself
[ 1337.323243][T12605] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).