[  703.564116][T13049] netdevsim netdevsim434 eni434np1: renamed from eth0
[  703.582945][T13051] netdevsim netdevsim555 eni555np1: renamed from eth1
[  704.221862][T13037] Could not find device with ifindex 2000 in netnsfd 11
[  704.222796][T13037] Could not find netns with fd: 2000
[  704.223299][T13037] Cannot link a netdevsim to itself
[  704.223849][T13037] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).