[  484.351880] netdevsim netdevsim370 eni370np1: renamed from eth0
[  484.454148] netdevsim netdevsim672 eni672np1: renamed from eth1
[  484.794177] Could not find device with ifindex 2000 in netnsfd 11
[  484.794322] Could not find netns with fd: 2000
[  484.794397] Cannot link a netdevsim to itself
[  484.794478] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).