[  489.768508] netdevsim netdevsim583 eni583np1: renamed from eth1
[  489.870303] netdevsim netdevsim498 eni498np1: renamed from eth0
[  490.254644] Could not find device with ifindex 2000 in netnsfd 11
[  490.254803] Could not find netns with fd: 2000
[  490.254886] Cannot link a netdevsim to itself
[  490.254992] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).