[ 1006.619769][T12074] netdevsim netdevsim307 eni307np1: renamed from eth0
[ 1006.655561][T12138] netdevsim netdevsim748 eni748np1: renamed from eth1
[ 1008.459926][T12560] Could not find device with ifindex 2000 in netnsfd 11
[ 1008.460983][T12560] Could not find netns with fd: 2000
[ 1008.461782][T12560] Cannot link a netdevsim to itself
[ 1008.462974][T12560] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).