[  767.496632][T14629] netdevsim netdevsim412 eni412np1: renamed from eth0
[  767.517673][T14630] netdevsim netdevsim653 eni653np1: renamed from eth1
[  768.167924][T14616] Could not find device with ifindex 2000 in netnsfd 11
[  768.168504][T14616] Could not find netns with fd: 2000
[  768.168935][T14616] Cannot link a netdevsim to itself
[  768.169397][T14616] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).