[  478.493099] netdevsim netdevsim361 eni361np1: renamed from eth0
[  478.494247] netdevsim netdevsim748 eni748np1: renamed from eth0
[  478.591318] Could not find device with ifindex 2000 in netnsfd 11
[  478.591433] Could not find netns with fd: 2000
[  478.591489] Cannot link a netdevsim to itself
[  478.591555] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).