[  485.418169] netdevsim netdevsim430 eni430np1: renamed from eth0
[  485.517996] netdevsim netdevsim513 eni513np1: renamed from eth1
[  485.928132] Could not find device with ifindex 2000 in netnsfd 11
[  485.928323] Could not find netns with fd: 2000
[  485.928424] Cannot link a netdevsim to itself
[  485.928553] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).