[  482.553321] netdevsim netdevsim414 eni414np1: renamed from eth0
[  482.654687] netdevsim netdevsim602 eni602np1: renamed from eth1
[  483.034210] Could not find device with ifindex 2000 in netnsfd 11
[  483.034364] Could not find netns with fd: 2000
[  483.034435] Cannot link a netdevsim to itself
[  483.034533] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).