[  808.073942][T15855] netdevsim netdevsim662 eni662np1: renamed from eth1
[  808.081148][T15854] netdevsim netdevsim384 eni384np1: renamed from eth0
[  808.708069][T15842] Could not find device with ifindex 2000 in netnsfd 11
[  808.708714][T15842] Could not find netns with fd: 2000
[  808.709184][T15842] Cannot link a netdevsim to itself
[  808.709692][T15842] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).