[  477.182472] netdevsim netdevsim451 eni451np1: renamed from eth0
[  477.182888] netdevsim netdevsim697 eni697np1: renamed from eth1
[  477.277465] Could not find device with ifindex 2000 in netnsfd 11
[  477.277542] Could not find netns with fd: 2000
[  477.277582] Cannot link a netdevsim to itself
[  477.277632] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).