[  773.707148][T13088] netdevsim netdevsim496 eni496np1: renamed from eth0
[  773.731829][T13090] netdevsim netdevsim575 eni575np1: renamed from eth1
[  774.556505][T13076] Could not find device with ifindex 2000 in netnsfd 11
[  774.559253][T13076] Could not find netns with fd: 2000
[  774.559864][T13076] Cannot link a netdevsim to itself
[  774.561174][T13076] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).