[  484.026532] netdevsim netdevsim313 eni313np1: renamed from eth0
[  484.026840] netdevsim netdevsim582 eni582np1: renamed from eth1
[  484.114368] Could not find device with ifindex 2000 in netnsfd 11
[  484.114519] Could not find netns with fd: 2000
[  484.114625] Cannot link a netdevsim to itself
[  484.114741] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).