[  483.918099] netdevsim netdevsim313 eni313np1: renamed from eth0
[  483.918933] netdevsim netdevsim524 eni524np1: renamed from eth1
[  484.008210] Could not find device with ifindex 2000 in netnsfd 11
[  484.008340] Could not find netns with fd: 2000
[  484.008456] Cannot link a netdevsim to itself
[  484.008627] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).