[  482.662905] netdevsim netdevsim702 eni702np1: renamed from eth1
[  482.763086] netdevsim netdevsim471 eni471np1: renamed from eth0
[  483.144196] Could not find device with ifindex 2000 in netnsfd 11
[  483.144367] Could not find netns with fd: 2000
[  483.144447] Cannot link a netdevsim to itself
[  483.144538] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).