[  485.427380] netdevsim netdevsim488 eni488np1: renamed from eth0
[  485.428233] netdevsim netdevsim605 eni605np1: renamed from eth1
[  485.513732] Could not find device with ifindex 2000 in netnsfd 11
[  485.513828] Could not find netns with fd: 2000
[  485.513874] Cannot link a netdevsim to itself
[  485.513925] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).