[  780.324848][T14325] netdevsim netdevsim315 eni315np1: renamed from eth0
[  780.333763][T14327] netdevsim netdevsim551 eni551np1: renamed from eth1
[  781.181324][T14313] Could not find device with ifindex 2000 in netnsfd 11
[  781.182168][T14313] Could not find netns with fd: 2000
[  781.183333][T14313] Cannot link a netdevsim to itself
[  781.191537][T14313] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).