[  489.030058] netdevsim netdevsim411 eni411np1: renamed from eth0
[  489.126883] netdevsim netdevsim576 eni576np1: renamed from eth1
[  489.359472] Could not find device with ifindex 2000 in netnsfd 11
[  489.359636] Could not find netns with fd: 2000
[  489.359724] Cannot link a netdevsim to itself
[  489.359825] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).