[  802.824352][T15774] netdevsim netdevsim278 eni278np1: renamed from eth0
[  802.843464][T15776] netdevsim netdevsim749 eni749np1: renamed from eth1
[  803.422567][T15762] Could not find device with ifindex 2000 in netnsfd 11
[  803.423189][T15762] Could not find netns with fd: 2000
[  803.423638][T15762] Cannot link a netdevsim to itself
[  803.424159][T15762] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).