[  484.525259] netdevsim netdevsim464 eni464np1: renamed from eth0
[  484.626580] netdevsim netdevsim745 eni745np1: renamed from eth1
[  485.009460] Could not find device with ifindex 2000 in netnsfd 11
[  485.009602] Could not find netns with fd: 2000
[  485.009695] Cannot link a netdevsim to itself
[  485.009791] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).