[  525.266918] netdevsim netdevsim325 eni325np1: renamed from eth0
[  525.364322] netdevsim netdevsim629 eni629np1: renamed from eth1
[  525.598452] Could not find device with ifindex 2000 in netnsfd 11
[  525.598697] Could not find netns with fd: 2000
[  525.598835] Cannot link a netdevsim to itself
[  525.598995] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).