[  491.694572] netdevsim netdevsim347 eni347np1: renamed from eth0
[  491.695383] netdevsim netdevsim745 eni745np1: renamed from eth1
[  491.792955] Could not find device with ifindex 2000 in netnsfd 11
[  491.793125] Could not find netns with fd: 2000
[  491.793247] Cannot link a netdevsim to itself
[  491.793386] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).