[ 1021.895789][T12724] netdevsim netdevsim477 eni477np1: renamed from eth0
[ 1021.976017][T12675] netdevsim netdevsim608 eni608np1: renamed from eth1
[ 1023.799137][T12719] Could not find device with ifindex 2000 in netnsfd 11
[ 1023.800221][T12719] Could not find netns with fd: 2000
[ 1023.801308][T12719] Cannot link a netdevsim to itself
[ 1023.802140][T12719] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).