[  489.190837] netdevsim netdevsim276 eni276np1: renamed from eth0
[  489.288071] netdevsim netdevsim714 eni714np1: renamed from eth1
[  489.514585] Could not find device with ifindex 2000 in netnsfd 11
[  489.514793] Could not find netns with fd: 2000
[  489.514879] Cannot link a netdevsim to itself
[  489.514978] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).