[  886.453333][ T9607] netdevsim netdevsim483 eni483np1: renamed from eth0
[  886.462521][ T9657] netdevsim netdevsim758 eni758np1: renamed from eth1
[  888.446284][ T9653] Could not find device with ifindex 2000 in netnsfd 11
[  888.447291][ T9653] Could not find netns with fd: 2000
[  888.448007][ T9653] Cannot link a netdevsim to itself
[  888.448821][ T9653] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).