[  513.101974] netdevsim netdevsim428 eni428np1: renamed from eth0
[  513.197849] netdevsim netdevsim752 eni752np1: renamed from eth1
[  513.423378] Could not find device with ifindex 2000 in netnsfd 11
[  513.423567] Could not find netns with fd: 2000
[  513.423651] Cannot link a netdevsim to itself
[  513.423750] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).