[ 1343.395939][T12786] netdevsim netdevsim698 eni698np1: renamed from eth1
[ 1343.418899][T12789] netdevsim netdevsim398 eni398np1: renamed from eth0
[ 1346.147865][T12778] Could not find device with ifindex 2000 in netnsfd 11
[ 1346.149431][T12778] Could not find netns with fd: 2000
[ 1346.150329][T12778] Cannot link a netdevsim to itself
[ 1346.151391][T12778] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).