[ 1235.290444][T11130] netdevsim netdevsim632 eni632np1: renamed from eth1
[ 1235.300515][T11132] netdevsim netdevsim447 eni447np1: renamed from eth0
[ 1238.554864][T11124] Could not find device with ifindex 2000 in netnsfd 11
[ 1238.555589][T11124] Could not find netns with fd: 2000
[ 1238.556182][T11124] Cannot link a netdevsim to itself
[ 1238.556860][T11124] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).