[ 1036.741258][T12067] netdevsim netdevsim412 eni412np1: renamed from eth0
[ 1036.752990][T12133] netdevsim netdevsim557 eni557np1: renamed from eth1
[ 1038.465922][T12555] Could not find device with ifindex 2000 in netnsfd 11
[ 1038.466880][T12555] Could not find netns with fd: 2000
[ 1038.467573][T12555] Cannot link a netdevsim to itself
[ 1038.468418][T12555] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).