[  849.589270][T15803] netdevsim netdevsim476 eni476np1: renamed from eth0
[  849.611847][T15805] netdevsim netdevsim752 eni752np1: renamed from eth1
[  850.250385][T15791] Could not find device with ifindex 2000 in netnsfd 11
[  850.251092][T15791] Could not find netns with fd: 2000
[  850.251989][T15791] Cannot link a netdevsim to itself
[  850.252648][T15791] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).