[  753.189325][T13090] netdevsim netdevsim486 eni486np1: renamed from eth0
[  753.226107][T13091] netdevsim netdevsim719 eni719np1: renamed from eth1
[  753.958875][T13078] Could not find device with ifindex 2000 in netnsfd 11
[  753.959807][T13078] Could not find netns with fd: 2000
[  753.960214][T13078] Cannot link a netdevsim to itself
[  753.960698][T13078] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).