[  734.833218][T13205] netdevsim netdevsim412 eni412np1: renamed from eth0
[  734.857289][T13207] netdevsim netdevsim558 eni558np1: renamed from eth1
[  735.496596][T13193] Could not find device with ifindex 2000 in netnsfd 11
[  735.497451][T13193] Could not find netns with fd: 2000
[  735.497911][T13193] Cannot link a netdevsim to itself
[  735.498375][T13193] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).