[  754.835720][T14568] netdevsim netdevsim375 eni375np1: renamed from eth0
[  754.850208][T14570] netdevsim netdevsim697 eni697np1: renamed from eth1
[  755.414181][T14556] Could not find device with ifindex 2000 in netnsfd 11
[  755.414709][T14556] Could not find netns with fd: 2000
[  755.415066][T14556] Cannot link a netdevsim to itself
[  755.415831][T14556] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).