[  475.772491] netdevsim netdevsim403 eni403np1: renamed from eth0
[  475.773004] netdevsim netdevsim717 eni717np1: renamed from eth1
[  475.865828] Could not find device with ifindex 2000 in netnsfd 11
[  475.865908] Could not find netns with fd: 2000
[  475.865954] Cannot link a netdevsim to itself
[  475.866004] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).