[  800.302451][T15629] netdevsim netdevsim375 eni375np1: renamed from eth0
[  800.316424][T15630] netdevsim netdevsim617 eni617np1: renamed from eth1
[  800.903965][T15616] Could not find device with ifindex 2000 in netnsfd 11
[  800.904536][T15616] Could not find netns with fd: 2000
[  800.904929][T15616] Cannot link a netdevsim to itself
[  800.905370][T15616] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).