[  755.708917][T14580] netdevsim netdevsim460 eni460np1: renamed from eth0
[  755.719380][T14582] netdevsim netdevsim713 eni713np1: renamed from eth1
[  756.268883][T14568] Could not find device with ifindex 2000 in netnsfd 11
[  756.269371][T14568] Could not find netns with fd: 2000
[  756.269722][T14568] Cannot link a netdevsim to itself
[  756.270397][T14568] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).