[  510.246235] netdevsim netdevsim279 eni279np1: renamed from eth0
[  510.343269] netdevsim netdevsim701 eni701np1: renamed from eth1
[  510.523468] Could not find device with ifindex 2000 in netnsfd 11
[  510.523636] Could not find netns with fd: 2000
[  510.523724] Cannot link a netdevsim to itself
[  510.523843] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).