[  543.243036] netdevsim netdevsim470 eni470np1: renamed from eth0
[  543.344537] netdevsim netdevsim589 eni589np1: renamed from eth1
[  543.714946] Could not find device with ifindex 2000 in netnsfd 11
[  543.715102] Could not find netns with fd: 2000
[  543.715188] Cannot link a netdevsim to itself
[  543.715311] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).