[  485.205813] netdevsim netdevsim295 eni295np1: renamed from eth0
[  485.306267] netdevsim netdevsim581 eni581np1: renamed from eth1
[  485.688915] Could not find device with ifindex 2000 in netnsfd 11
[  485.689053] Could not find netns with fd: 2000
[  485.689150] Cannot link a netdevsim to itself
[  485.689253] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).