[  701.772013][T13024] netdevsim netdevsim281 eni281np1: renamed from eth0
[  701.792849][T13026] netdevsim netdevsim649 eni649np1: renamed from eth1
[  702.411033][T13012] Could not find device with ifindex 2000 in netnsfd 11
[  702.411888][T13012] Could not find netns with fd: 2000
[  702.412362][T13012] Cannot link a netdevsim to itself
[  702.412882][T13012] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).