[ 1214.191774][T12910] netdevsim netdevsim707 eni707np1: renamed from eth1
[ 1214.297749][T12913] netdevsim netdevsim457 eni457np1: renamed from eth0
[ 1216.931275][T12905] Could not find device with ifindex 2000 in netnsfd 11
[ 1216.932382][T12905] Could not find netns with fd: 2000
[ 1216.933255][T12905] Cannot link a netdevsim to itself
[ 1216.934444][T12905] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).