[  698.567983][T13055] netdevsim netdevsim278 eni278np1: renamed from eth0
[  698.596086][T13057] netdevsim netdevsim580 eni580np1: renamed from eth1
[  699.204523][T13042] Could not find device with ifindex 2000 in netnsfd 11
[  699.205488][T13042] Could not find netns with fd: 2000
[  699.205918][T13042] Cannot link a netdevsim to itself
[  699.214151][T13042] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).