[  794.286753][T14773] netdevsim netdevsim403 eni403np1: renamed from eth0
[  794.298618][T14775] netdevsim netdevsim579 eni579np1: renamed from eth1
[  794.997486][T14761] Could not find device with ifindex 2000 in netnsfd 11
[  794.998086][T14761] Could not find netns with fd: 2000
[  794.998479][T14761] Cannot link a netdevsim to itself
[  794.998932][T14761] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).