[  485.810971] netdevsim netdevsim310 eni310np1: renamed from eth0
[  485.812226] netdevsim netdevsim713 eni713np1: renamed from eth1
[  485.892802] Could not find device with ifindex 2000 in netnsfd 11
[  485.892900] Could not find netns with fd: 2000
[  485.892954] Cannot link a netdevsim to itself
[  485.893017] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).