[  691.335544][T13059] netdevsim netdevsim489 eni489np1: renamed from eth0
[  691.350065][T13061] netdevsim netdevsim702 eni702np1: renamed from eth1
[  691.978472][T13047] Could not find device with ifindex 2000 in netnsfd 11
[  691.979437][T13047] Could not find netns with fd: 2000
[  691.979826][T13047] Cannot link a netdevsim to itself
[  691.980320][T13047] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).