[  485.607287] netdevsim netdevsim576 eni576np1: renamed from eth1
[  485.708337] netdevsim netdevsim268 eni268np1: renamed from eth0
[  486.069669] Could not find device with ifindex 2000 in netnsfd 11
[  486.069826] Could not find netns with fd: 2000
[  486.069895] Cannot link a netdevsim to itself
[  486.069979] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).