[ 1298.796015][T11140] netdevsim netdevsim689 eni689np1: renamed from eth1
[ 1298.896019][T11142] netdevsim netdevsim391 eni391np1: renamed from eth0
[ 1302.610645][T11134] Could not find device with ifindex 2000 in netnsfd 11
[ 1302.611472][T11134] Could not find netns with fd: 2000
[ 1302.612564][T11134] Cannot link a netdevsim to itself
[ 1302.613879][T11134] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).