[ 1288.939809][T13020] netdevsim netdevsim517 eni517np1: renamed from eth1
[ 1289.046446][T13022] netdevsim netdevsim504 eni504np1: renamed from eth0
[ 1291.529884][T13008] Could not find device with ifindex 2000 in netnsfd 11
[ 1291.531510][T13008] Could not find netns with fd: 2000
[ 1291.532477][T13008] Cannot link a netdevsim to itself
[ 1291.533552][T13008] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).