[ 1299.867560][T12857] netdevsim netdevsim617 eni617np1: renamed from eth1
[ 1299.999538][T12858] netdevsim netdevsim343 eni343np1: renamed from eth0
[ 1302.853883][T12846] Could not find device with ifindex 2000 in netnsfd 11
[ 1302.856425][T12846] Could not find netns with fd: 2000
[ 1302.858311][T12846] Cannot link a netdevsim to itself
[ 1302.860125][T12846] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).