[ 1308.578811][T13052] netdevsim netdevsim747 eni747np1: renamed from eth1
[ 1308.686514][T13049] netdevsim netdevsim419 eni419np1: renamed from eth0
[ 1311.329353][T13038] Could not find device with ifindex 2000 in netnsfd 11
[ 1311.333119][T13038] Could not find netns with fd: 2000
[ 1311.334265][T13038] Cannot link a netdevsim to itself
[ 1311.335418][T13038] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).