[ 1304.916588][T12849] netdevsim netdevsim763 eni763np1: renamed from eth1
[ 1305.004898][T12847] netdevsim netdevsim452 eni452np1: renamed from eth0
[ 1307.716781][T12835] Could not find device with ifindex 2000 in netnsfd 11
[ 1307.719057][T12835] Could not find netns with fd: 2000
[ 1307.720009][T12835] Cannot link a netdevsim to itself
[ 1307.721147][T12835] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).