[ 1216.337567][T11132] netdevsim netdevsim668 eni668np1: renamed from eth1
[ 1216.365215][T11134] netdevsim netdevsim495 eni495np1: renamed from eth0
[ 1219.795806][T11126] Could not find device with ifindex 2000 in netnsfd 11
[ 1219.796553][T11126] Could not find netns with fd: 2000
[ 1219.797102][T11126] Cannot link a netdevsim to itself
[ 1219.797792][T11126] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).