[  840.722026][T15681] netdevsim netdevsim360 eni360np1: renamed from eth0
[  840.756921][T15679] netdevsim netdevsim513 eni513np1: renamed from eth1
[  841.565607][T15668] Could not find device with ifindex 2000 in netnsfd 11
[  841.567170][T15668] Could not find netns with fd: 2000
[  841.568058][T15668] Cannot link a netdevsim to itself
[  841.568933][T15668] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).