[  758.018620][T14573] netdevsim netdevsim363 eni363np1: renamed from eth0
[  758.023966][T14575] netdevsim netdevsim657 eni657np1: renamed from eth1
[  758.599856][T14561] Could not find device with ifindex 2000 in netnsfd 11
[  758.600543][T14561] Could not find netns with fd: 2000
[  758.601048][T14561] Cannot link a netdevsim to itself
[  758.601603][T14561] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).