[  816.586738][T15785] netdevsim netdevsim413 eni413np1: renamed from eth0
[  816.612094][T15787] netdevsim netdevsim596 eni596np1: renamed from eth1
[  817.209741][T15772] Could not find device with ifindex 2000 in netnsfd 11
[  817.210365][T15772] Could not find netns with fd: 2000
[  817.210811][T15772] Cannot link a netdevsim to itself
[  817.211309][T15772] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).