[ 1022.617001][T12483] netdevsim netdevsim432 eni432np1: renamed from eth0
[ 1022.738594][T12481] netdevsim netdevsim710 eni710np1: renamed from eth1
[ 1024.651881][T12475] Could not find device with ifindex 2000 in netnsfd 11
[ 1024.653862][T12475] Could not find netns with fd: 2000
[ 1024.654929][T12475] Cannot link a netdevsim to itself
[ 1024.656609][T12475] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).