[  756.425711][T14582] netdevsim netdevsim271 eni271np1: renamed from eth0
[  756.439960][T14584] netdevsim netdevsim758 eni758np1: renamed from eth1
[  757.004224][T14570] Could not find device with ifindex 2000 in netnsfd 11
[  757.004729][T14570] Could not find netns with fd: 2000
[  757.005101][T14570] Cannot link a netdevsim to itself
[  757.005519][T14570] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).