[  429.661361] netdevsim netdevsim270 eni270np1: renamed from eth0
[  429.762695] netdevsim netdevsim702 eni702np1: renamed from eth1
[  430.143671] Could not find device with ifindex 2000 in netnsfd 11
[  430.143837] Could not find netns with fd: 2000
[  430.143934] Cannot link a netdevsim to itself
[  430.144059] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).