[  485.529680] netdevsim netdevsim364 eni364np1: renamed from eth0
[  485.630979] netdevsim netdevsim657 eni657np1: renamed from eth1
[  486.023952] Could not find device with ifindex 2000 in netnsfd 11
[  486.024265] Could not find netns with fd: 2000
[  486.024354] Cannot link a netdevsim to itself
[  486.024453] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).