[  466.791484] netdevsim netdevsim476 eni476np1: renamed from eth0
[  466.792961] netdevsim netdevsim653 eni653np1: renamed from eth0
[  466.906147] Could not find device with ifindex 2000 in netnsfd 11
[  466.906320] Could not find netns with fd: 2000
[  466.906382] Cannot link a netdevsim to itself
[  466.906464] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).