[  558.913665] netdevsim netdevsim274 eni274np1: renamed from eth0
[  559.013784] netdevsim netdevsim586 eni586np1: renamed from eth1
[  559.397085] Could not find device with ifindex 2000 in netnsfd 11
[  559.397263] Could not find netns with fd: 2000
[  559.397361] Cannot link a netdevsim to itself
[  559.397489] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).