[  699.062593][T13074] netdevsim netdevsim477 eni477np1: renamed from eth0
[  699.096665][T13073] netdevsim netdevsim727 eni727np1: renamed from eth1
[  699.846603][T13061] Could not find device with ifindex 2000 in netnsfd 11
[  699.847642][T13061] Could not find netns with fd: 2000
[  699.848214][T13061] Cannot link a netdevsim to itself
[  699.848807][T13061] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).