[ 1201.421070][T12776] netdevsim netdevsim544 eni544np1: renamed from eth1
[ 1201.528608][T12775] netdevsim netdevsim391 eni391np1: renamed from eth0
[ 1203.956877][T12767] Could not find device with ifindex 2000 in netnsfd 11
[ 1203.958096][T12767] Could not find netns with fd: 2000
[ 1203.959038][T12767] Cannot link a netdevsim to itself
[ 1203.960381][T12767] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).