[ 1043.341645][T12751] netdevsim netdevsim700 eni700np1: renamed from eth1
[ 1043.447484][T12753] netdevsim netdevsim389 eni389np1: renamed from eth0
[ 1045.352343][T12745] Could not find device with ifindex 2000 in netnsfd 11
[ 1045.353815][T12745] Could not find netns with fd: 2000
[ 1045.354928][T12745] Cannot link a netdevsim to itself
[ 1045.356793][T12745] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).