[  484.796417] netdevsim netdevsim426 eni426np1: renamed from eth0
[  484.897812] netdevsim netdevsim601 eni601np1: renamed from eth1
[  485.249723] Could not find device with ifindex 2000 in netnsfd 11
[  485.249891] Could not find netns with fd: 2000
[  485.249977] Cannot link a netdevsim to itself
[  485.250086] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).