[  829.477924][T16114] netdevsim netdevsim372 eni372np1: renamed from eth0
[  829.516373][T16115] netdevsim netdevsim561 eni561np1: renamed from eth1
[  830.197859][T16101] Could not find device with ifindex 2000 in netnsfd 11
[  830.198691][T16101] Could not find netns with fd: 2000
[  830.199158][T16101] Cannot link a netdevsim to itself
[  830.199669][T16101] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).