[  709.863124][T13287] netdevsim netdevsim415 eni415np1: renamed from eth0
[  709.883375][T13289] netdevsim netdevsim537 eni537np1: renamed from eth1
[  710.495518][T13275] Could not find device with ifindex 2000 in netnsfd 11
[  710.496363][T13275] Could not find netns with fd: 2000
[  710.496768][T13275] Cannot link a netdevsim to itself
[  710.497244][T13275] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).