[ 1286.000347][T12749] netdevsim netdevsim493 eni493np1: renamed from eth0
[ 1286.071262][T12748] netdevsim netdevsim600 eni600np1: renamed from eth1
[ 1288.672408][T12739] Could not find device with ifindex 2000 in netnsfd 11
[ 1288.673618][T12739] Could not find netns with fd: 2000
[ 1288.674525][T12739] Cannot link a netdevsim to itself
[ 1288.676124][T12739] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).