[  471.779622] netdevsim netdevsim484 eni484np1: renamed from eth0
[  471.782028] netdevsim netdevsim702 eni702np1: renamed from eth1
[  471.858274] Could not find device with ifindex 2000 in netnsfd 11
[  471.858329] Could not find netns with fd: 2000
[  471.858360] Cannot link a netdevsim to itself
[  471.858397] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).