[  823.957454][T14752] netdevsim netdevsim329 eni329np1: renamed from eth0
[  823.981479][T14754] netdevsim netdevsim660 eni660np1: renamed from eth1
[  824.533604][T14740] Could not find device with ifindex 2000 in netnsfd 11
[  824.534115][T14740] Could not find netns with fd: 2000
[  824.534478][T14740] Cannot link a netdevsim to itself
[  824.535139][T14740] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).