[  486.532657] netdevsim netdevsim444 eni444np1: renamed from eth0
[  486.533391] netdevsim netdevsim584 eni584np1: renamed from eth1
[  486.624278] Could not find device with ifindex 2000 in netnsfd 11
[  486.624366] Could not find netns with fd: 2000
[  486.624410] Cannot link a netdevsim to itself
[  486.624459] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).