[  770.046902][T14564] netdevsim netdevsim460 eni460np1: renamed from eth0
[  770.056986][T14566] netdevsim netdevsim601 eni601np1: renamed from eth1
[  770.664934][T14552] Could not find device with ifindex 2000 in netnsfd 11
[  770.665480][T14552] Could not find netns with fd: 2000
[  770.665870][T14552] Cannot link a netdevsim to itself
[  770.666289][T14552] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).