[ 1022.222398][T12643] netdevsim netdevsim260 eni260np1: renamed from eth0
[ 1022.252018][T12645] netdevsim netdevsim592 eni592np1: renamed from eth1
[ 1024.098975][T12722] Could not find device with ifindex 2000 in netnsfd 11
[ 1024.100469][T12722] Could not find netns with fd: 2000
[ 1024.101687][T12722] Cannot link a netdevsim to itself
[ 1024.102956][T12722] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).