[  477.160092] netdevsim netdevsim411 eni411np1: renamed from eth0
[  477.160520] netdevsim netdevsim529 eni529np1: renamed from eth1
[  477.254695] Could not find device with ifindex 2000 in netnsfd 11
[  477.254825] Could not find netns with fd: 2000
[  477.254933] Cannot link a netdevsim to itself
[  477.255044] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).