[ 1321.621143][T12639] netdevsim netdevsim735 eni735np1: renamed from eth1
[ 1321.747603][T12641] netdevsim netdevsim449 eni449np1: renamed from eth0
[ 1324.356032][T12629] Could not find device with ifindex 2000 in netnsfd 11
[ 1324.357210][T12629] Could not find netns with fd: 2000
[ 1324.358091][T12629] Cannot link a netdevsim to itself
[ 1324.368263][T12629] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).