[  950.876603][T12476] netdevsim netdevsim478 eni478np1: renamed from eth0
[  950.908864][T12478] netdevsim netdevsim576 eni576np1: renamed from eth1
[  952.586123][T12468] Could not find device with ifindex 2000 in netnsfd 11
[  952.587430][T12468] Could not find netns with fd: 2000
[  952.588326][T12468] Cannot link a netdevsim to itself
[  952.589394][T12468] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).