[  510.483762] netdevsim netdevsim327 eni327np1: renamed from eth0
[  510.581076] netdevsim netdevsim739 eni739np1: renamed from eth1
[  510.789124] Could not find device with ifindex 2000 in netnsfd 11
[  510.789347] Could not find netns with fd: 2000
[  510.789460] Cannot link a netdevsim to itself
[  510.789598] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).