[  826.238816][T15831] netdevsim netdevsim415 eni415np1: renamed from eth0
[  826.249988][T15833] netdevsim netdevsim728 eni728np1: renamed from eth1
[  826.886185][T15820] Could not find device with ifindex 2000 in netnsfd 11
[  826.886830][T15820] Could not find netns with fd: 2000
[  826.887322][T15820] Cannot link a netdevsim to itself
[  826.887862][T15820] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).