[  768.747109][T14572] netdevsim netdevsim285 eni285np1: renamed from eth0
[  768.762074][T14574] netdevsim netdevsim571 eni571np1: renamed from eth1
[  769.338290][T14560] Could not find device with ifindex 2000 in netnsfd 11
[  769.338806][T14560] Could not find netns with fd: 2000
[  769.339170][T14560] Cannot link a netdevsim to itself
[  769.339573][T14560] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).