[ 1049.752382][T12763] netdevsim netdevsim274 eni274np1: renamed from eth0
[ 1049.862821][T12761] netdevsim netdevsim710 eni710np1: renamed from eth1
[ 1051.613779][T12755] Could not find device with ifindex 2000 in netnsfd 11
[ 1051.614741][T12755] Could not find netns with fd: 2000
[ 1051.615406][T12755] Cannot link a netdevsim to itself
[ 1051.616162][T12755] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).