[ 1251.149818][T12787] netdevsim netdevsim598 eni598np1: renamed from eth1
[ 1251.262431][T12789] netdevsim netdevsim279 eni279np1: renamed from eth0
[ 1253.843975][T12777] Could not find device with ifindex 2000 in netnsfd 11
[ 1253.845103][T12777] Could not find netns with fd: 2000
[ 1253.845989][T12777] Cannot link a netdevsim to itself
[ 1253.847130][T12777] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).