[  485.500780] netdevsim netdevsim440 eni440np1: renamed from eth0
[  485.602174] netdevsim netdevsim578 eni578np1: renamed from eth1
[  485.943786] Could not find device with ifindex 2000 in netnsfd 11
[  485.943941] Could not find netns with fd: 2000
[  485.944016] Cannot link a netdevsim to itself
[  485.944133] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).