[  764.549850][T14629] netdevsim netdevsim269 eni269np1: renamed from eth0
[  764.574240][T14630] netdevsim netdevsim726 eni726np1: renamed from eth1
[  765.162629][T14616] Could not find device with ifindex 2000 in netnsfd 11
[  765.163113][T14616] Could not find netns with fd: 2000
[  765.163484][T14616] Cannot link a netdevsim to itself
[  765.163895][T14616] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).