[  717.229890][T13060] netdevsim netdevsim461 eni461np1: renamed from eth0
[  717.260052][T13062] netdevsim netdevsim766 eni766np1: renamed from eth1
[  717.922502][T13048] Could not find device with ifindex 2000 in netnsfd 11
[  717.923814][T13048] Could not find netns with fd: 2000
[  717.924534][T13048] Cannot link a netdevsim to itself
[  717.925453][T13048] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).