[ 1000.125060][T12575] netdevsim netdevsim579 eni579np1: renamed from eth1
[ 1000.233903][T12624] netdevsim netdevsim486 eni486np1: renamed from eth0
[ 1002.122805][T12619] Could not find device with ifindex 2000 in netnsfd 11
[ 1002.123880][T12619] Could not find netns with fd: 2000
[ 1002.124605][T12619] Cannot link a netdevsim to itself
[ 1002.125428][T12619] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).