[  482.789604] netdevsim netdevsim416 eni416np1: renamed from eth0
[  482.890793] netdevsim netdevsim533 eni533np1: renamed from eth1
[  483.245048] Could not find device with ifindex 2000 in netnsfd 11
[  483.245205] Could not find netns with fd: 2000
[  483.245304] Cannot link a netdevsim to itself
[  483.245417] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).