[ 1039.283245][T12648] netdevsim netdevsim673 eni673np1: renamed from eth1
[ 1039.397081][T12650] netdevsim netdevsim427 eni427np1: renamed from eth0
[ 1041.404364][T12642] Could not find device with ifindex 2000 in netnsfd 11
[ 1041.405509][T12642] Could not find netns with fd: 2000
[ 1041.406284][T12642] Cannot link a netdevsim to itself
[ 1041.407178][T12642] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).