[ 1191.368831][T12777] netdevsim netdevsim601 eni601np1: renamed from eth1
[ 1191.493514][T12779] netdevsim netdevsim395 eni395np1: renamed from eth0
[ 1193.786343][T12771] Could not find device with ifindex 2000 in netnsfd 11
[ 1193.787604][T12771] Could not find netns with fd: 2000
[ 1193.788588][T12771] Cannot link a netdevsim to itself
[ 1193.790004][T12771] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).