[  711.444299][T13046] netdevsim netdevsim396 eni396np1: renamed from eth0
[  711.467720][T13048] netdevsim netdevsim713 eni713np1: renamed from eth1
[  712.147461][T13033] Could not find device with ifindex 2000 in netnsfd 11
[  712.148789][T13033] Could not find netns with fd: 2000
[  712.149245][T13033] Cannot link a netdevsim to itself
[  712.149953][T13033] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).