[  520.627428] netdevsim netdevsim431 eni431np1: renamed from eth0
[  520.722781] netdevsim netdevsim759 eni759np1: renamed from eth1
[  520.983824] Could not find device with ifindex 2000 in netnsfd 11
[  520.984092] Could not find netns with fd: 2000
[  520.984217] Cannot link a netdevsim to itself
[  520.984365] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).