[  486.860920] netdevsim netdevsim265 eni265np1: renamed from eth0
[  486.962608] netdevsim netdevsim550 eni550np1: renamed from eth1
[  487.360222] Could not find device with ifindex 2000 in netnsfd 11
[  487.360401] Could not find netns with fd: 2000
[  487.360494] Cannot link a netdevsim to itself
[  487.360614] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).