[ 1017.996036][T12065] netdevsim netdevsim492 eni492np1: renamed from eth0
[ 1017.998903][T12131] netdevsim netdevsim638 eni638np1: renamed from eth1
[ 1019.693367][T12719] Could not find device with ifindex 2000 in netnsfd 11
[ 1019.694286][T12719] Could not find netns with fd: 2000
[ 1019.694959][T12719] Cannot link a netdevsim to itself
[ 1019.695736][T12719] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).