[  699.612236][T13042] netdevsim netdevsim485 eni485np1: renamed from eth0
[  699.640543][T13045] netdevsim netdevsim711 eni711np1: renamed from eth1
[  700.284391][T13029] Could not find device with ifindex 2000 in netnsfd 11
[  700.287722][T13029] Could not find netns with fd: 2000
[  700.288393][T13029] Cannot link a netdevsim to itself
[  700.288883][T13029] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).