[ 1340.214741][T12851] netdevsim netdevsim533 eni533np1: renamed from eth1
[ 1340.329479][T12850] netdevsim netdevsim302 eni302np1: renamed from eth0
[ 1342.954492][T12837] Could not find device with ifindex 2000 in netnsfd 11
[ 1342.957065][T12837] Could not find netns with fd: 2000
[ 1342.958283][T12837] Cannot link a netdevsim to itself
[ 1342.959406][T12837] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).