[  838.686740][T15775] netdevsim netdevsim262 eni262np1: renamed from eth0
[  838.702194][T15773] netdevsim netdevsim730 eni730np1: renamed from eth1
[  839.308350][T15762] Could not find device with ifindex 2000 in netnsfd 11
[  839.309121][T15762] Could not find netns with fd: 2000
[  839.309603][T15762] Cannot link a netdevsim to itself
[  839.310516][T15762] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).