[  799.610676][T14790] netdevsim netdevsim377 eni377np1: renamed from eth0
[  799.618710][T14792] netdevsim netdevsim548 eni548np1: renamed from eth1
[  800.249895][T14778] Could not find device with ifindex 2000 in netnsfd 11
[  800.250505][T14778] Could not find netns with fd: 2000
[  800.250957][T14778] Cannot link a netdevsim to itself
[  800.251555][T14778] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).