[ 1033.803700][T12683] netdevsim netdevsim633 eni633np1: renamed from eth1
[ 1033.898847][T12733] netdevsim netdevsim288 eni288np1: renamed from eth0
[ 1035.616592][T12728] Could not find device with ifindex 2000 in netnsfd 11
[ 1035.617484][T12728] Could not find netns with fd: 2000
[ 1035.618102][T12728] Cannot link a netdevsim to itself
[ 1035.618923][T12728] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).