[ 1225.617991][T11147] netdevsim netdevsim490 eni490np1: renamed from eth0
[ 1225.627778][T11146] netdevsim netdevsim642 eni642np1: renamed from eth1
[ 1228.940822][T11139] Could not find device with ifindex 2000 in netnsfd 11
[ 1228.941484][T11139] Could not find netns with fd: 2000
[ 1228.942002][T11139] Cannot link a netdevsim to itself
[ 1228.942647][T11139] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).