[  846.503633][T15793] netdevsim netdevsim375 eni375np1: renamed from eth0
[  846.521419][T15795] netdevsim netdevsim584 eni584np1: renamed from eth1
[  847.205410][T15781] Could not find device with ifindex 2000 in netnsfd 11
[  847.206161][T15781] Could not find netns with fd: 2000
[  847.206765][T15781] Cannot link a netdevsim to itself
[  847.207434][T15781] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).