[ 1203.928025][T11145] netdevsim netdevsim486 eni486np1: renamed from eth0
[ 1204.025154][T11143] netdevsim netdevsim543 eni543np1: renamed from eth1
[ 1207.195080][T11137] Could not find device with ifindex 2000 in netnsfd 11
[ 1207.195796][T11137] Could not find netns with fd: 2000
[ 1207.196360][T11137] Cannot link a netdevsim to itself
[ 1207.197254][T11137] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).