[  485.489562] netdevsim netdevsim432 eni432np1: renamed from eth0
[  485.591249] netdevsim netdevsim648 eni648np1: renamed from eth1
[  485.987592] Could not find device with ifindex 2000 in netnsfd 11
[  485.987755] Could not find netns with fd: 2000
[  485.987836] Cannot link a netdevsim to itself
[  485.987931] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).