[  679.710522][T11072] netdevsim netdevsim393 eni393np1: renamed from eth0
[  679.809346][T11069] netdevsim netdevsim711 eni711np1: renamed from eth1
[  681.596033][T11064] Could not find device with ifindex 2000 in netnsfd 11
[  681.597001][T11064] Could not find netns with fd: 2000
[  681.597674][T11064] Cannot link a netdevsim to itself
[  681.598528][T11064] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).