[ 1293.270780][T12849] netdevsim netdevsim493 eni493np1: renamed from eth0
[ 1293.380895][T12848] netdevsim netdevsim554 eni554np1: renamed from eth1
[ 1295.976467][T12839] Could not find device with ifindex 2000 in netnsfd 11
[ 1295.978758][T12839] Could not find netns with fd: 2000
[ 1295.979808][T12839] Cannot link a netdevsim to itself
[ 1295.982024][T12839] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).