[  488.605493] netdevsim netdevsim714 eni714np1: renamed from eth1
[  488.702957] netdevsim netdevsim414 eni414np1: renamed from eth0
[  488.913663] Could not find device with ifindex 2000 in netnsfd 11
[  488.913900] Could not find netns with fd: 2000
[  488.914014] Cannot link a netdevsim to itself
[  488.914150] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).