[  484.997061] netdevsim netdevsim422 eni422np1: renamed from eth0
[  484.998016] netdevsim netdevsim582 eni582np1: renamed from eth1
[  485.094228] Could not find device with ifindex 2000 in netnsfd 11
[  485.094302] Could not find netns with fd: 2000
[  485.094347] Cannot link a netdevsim to itself
[  485.094396] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).