[ 1309.620229][T13047] netdevsim netdevsim668 eni668np1: renamed from eth1
[ 1309.646045][T13049] netdevsim netdevsim477 eni477np1: renamed from eth0
[ 1312.360920][T13036] Could not find device with ifindex 2000 in netnsfd 11
[ 1312.363573][T13036] Could not find netns with fd: 2000
[ 1312.364617][T13036] Cannot link a netdevsim to itself
[ 1312.365885][T13036] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).