[ 1223.208338][T11129] netdevsim netdevsim381 eni381np1: renamed from eth0
[ 1223.226178][T11128] netdevsim netdevsim531 eni531np1: renamed from eth1
[ 1226.479270][T11122] Could not find device with ifindex 2000 in netnsfd 11
[ 1226.480174][T11122] Could not find netns with fd: 2000
[ 1226.480749][T11122] Cannot link a netdevsim to itself
[ 1226.481432][T11122] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).