[  477.079777] netdevsim netdevsim266 eni266np1: renamed from eth0
[  477.080128] netdevsim netdevsim586 eni586np1: renamed from eth1
[  477.171356] Could not find device with ifindex 2000 in netnsfd 11
[  477.171488] Could not find netns with fd: 2000
[  477.171590] Cannot link a netdevsim to itself
[  477.171713] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).