[  477.158198] netdevsim netdevsim498 eni498np1: renamed from eth0
[  477.158796] netdevsim netdevsim533 eni533np1: renamed from eth1
[  477.249219] Could not find device with ifindex 2000 in netnsfd 11
[  477.249328] Could not find netns with fd: 2000
[  477.249381] Cannot link a netdevsim to itself
[  477.249452] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).