[  485.247417] netdevsim netdevsim285 eni285np1: renamed from eth0
[  485.249475] netdevsim netdevsim678 eni678np1: renamed from eth1
[  485.355520] Could not find device with ifindex 2000 in netnsfd 11
[  485.355611] Could not find netns with fd: 2000
[  485.355653] Cannot link a netdevsim to itself
[  485.355701] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).