[  706.045230][T13039] netdevsim netdevsim277 eni277np1: renamed from eth0
[  706.080828][T13041] netdevsim netdevsim527 eni527np1: renamed from eth1
[  706.885538][T13027] Could not find device with ifindex 2000 in netnsfd 11
[  706.886487][T13027] Could not find netns with fd: 2000
[  706.887053][T13027] Cannot link a netdevsim to itself
[  706.887649][T13027] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).