[  482.438729] netdevsim netdevsim606 eni606np1: renamed from eth1
[  482.539236] netdevsim netdevsim283 eni283np1: renamed from eth0
[  482.833580] Could not find device with ifindex 2000 in netnsfd 11
[  482.833709] Could not find netns with fd: 2000
[  482.833774] Cannot link a netdevsim to itself
[  482.833849] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).