[  559.088210] netdevsim netdevsim384 eni384np1: renamed from eth0
[  559.185251] netdevsim netdevsim542 eni542np1: renamed from eth1
[  559.406941] Could not find device with ifindex 2000 in netnsfd 11
[  559.407135] Could not find netns with fd: 2000
[  559.407222] Cannot link a netdevsim to itself
[  559.407321] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).