[  810.451302][T15776] netdevsim netdevsim473 eni473np1: renamed from eth0
[  810.472493][T15774] netdevsim netdevsim652 eni652np1: renamed from eth1
[  811.084127][T15763] Could not find device with ifindex 2000 in netnsfd 11
[  811.084910][T15763] Could not find netns with fd: 2000
[  811.085474][T15763] Cannot link a netdevsim to itself
[  811.086096][T15763] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).