[ 1305.447802][T13020] netdevsim netdevsim439 eni439np1: renamed from eth0
[ 1305.538764][T13018] netdevsim netdevsim743 eni743np1: renamed from eth1
[ 1308.193881][T13007] Could not find device with ifindex 2000 in netnsfd 11
[ 1308.195670][T13007] Could not find netns with fd: 2000
[ 1308.196784][T13007] Cannot link a netdevsim to itself
[ 1308.197858][T13007] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).