[ 1386.201033][T13020] netdevsim netdevsim536 eni536np1: renamed from eth1
[ 1386.246483][T13022] netdevsim netdevsim334 eni334np1: renamed from eth0
[ 1389.558331][T13010] Could not find device with ifindex 2000 in netnsfd 11
[ 1389.560953][T13010] Could not find netns with fd: 2000
[ 1389.561986][T13010] Cannot link a netdevsim to itself
[ 1389.563205][T13010] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).