[ 1215.758170][T12605] netdevsim netdevsim739 eni739np1: renamed from eth1
[ 1215.840349][T12608] netdevsim netdevsim469 eni469np1: renamed from eth0
[ 1218.396518][T12600] Could not find device with ifindex 2000 in netnsfd 11
[ 1218.397633][T12600] Could not find netns with fd: 2000
[ 1218.398866][T12600] Cannot link a netdevsim to itself
[ 1218.399911][T12600] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).