[ 1033.865519][T12725] netdevsim netdevsim472 eni472np1: renamed from eth0
[ 1033.988382][T12675] netdevsim netdevsim737 eni737np1: renamed from eth1
[ 1035.899222][T12720] Could not find device with ifindex 2000 in netnsfd 11
[ 1035.900282][T12720] Could not find netns with fd: 2000
[ 1035.901098][T12720] Cannot link a netdevsim to itself
[ 1035.901989][T12720] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).