[  807.993343][T15772] netdevsim netdevsim506 eni506np1: renamed from eth0
[  808.019965][T15774] netdevsim netdevsim710 eni710np1: renamed from eth1
[  808.589645][T15760] Could not find device with ifindex 2000 in netnsfd 11
[  808.590318][T15760] Could not find netns with fd: 2000
[  808.590829][T15760] Cannot link a netdevsim to itself
[  808.591459][T15760] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).