[  997.942369][T12124] netdevsim netdevsim558 eni558np1: renamed from eth1
[  997.947722][T12122] netdevsim netdevsim493 eni493np1: renamed from eth0
[  999.743091][T12444] Could not find device with ifindex 2000 in netnsfd 11
[  999.744009][T12444] Could not find netns with fd: 2000
[  999.744674][T12444] Cannot link a netdevsim to itself
[  999.745417][T12444] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).