[  771.040817][T14609] netdevsim netdevsim471 eni471np1: renamed from eth0
[  771.062850][T14612] netdevsim netdevsim692 eni692np1: renamed from eth1
[  771.630152][T14597] Could not find device with ifindex 2000 in netnsfd 11
[  771.630750][T14597] Could not find netns with fd: 2000
[  771.631142][T14597] Cannot link a netdevsim to itself
[  771.631602][T14597] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).