[  520.854105] netdevsim netdevsim702 eni702np1: renamed from eth1
[  520.951537] netdevsim netdevsim428 eni428np1: renamed from eth0
[  521.159559] Could not find device with ifindex 2000 in netnsfd 11
[  521.159745] Could not find netns with fd: 2000
[  521.159835] Cannot link a netdevsim to itself
[  521.159949] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).