[  472.422288] netdevsim netdevsim395 eni395np1: renamed from eth0
[  472.422563] netdevsim netdevsim677 eni677np1: renamed from eth1
[  472.509107] Could not find device with ifindex 2000 in netnsfd 11
[  472.509200] Could not find netns with fd: 2000
[  472.509246] Cannot link a netdevsim to itself
[  472.509294] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).