[  786.574156][T14447] netdevsim netdevsim398 eni398np1: renamed from eth0
[  786.590967][T14449] netdevsim netdevsim766 eni766np1: renamed from eth1
[  787.191611][T14435] Could not find device with ifindex 2000 in netnsfd 11
[  787.192242][T14435] Could not find netns with fd: 2000
[  787.196738][T14435] Cannot link a netdevsim to itself
[  787.197278][T14435] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).