[  755.698046][T14545] netdevsim netdevsim448 eni448np1: renamed from eth0
[  755.713441][T14544] netdevsim netdevsim647 eni647np1: renamed from eth1
[  756.271761][T14533] Could not find device with ifindex 2000 in netnsfd 11
[  756.272274][T14533] Could not find netns with fd: 2000
[  756.272635][T14533] Cannot link a netdevsim to itself
[  756.273060][T14533] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).