[ 1329.410652][T12784] netdevsim netdevsim442 eni442np1: renamed from eth0
[ 1329.509610][T12781] netdevsim netdevsim642 eni642np1: renamed from eth1
[ 1332.522219][T12771] Could not find device with ifindex 2000 in netnsfd 11
[ 1332.523858][T12771] Could not find netns with fd: 2000
[ 1332.525274][T12771] Cannot link a netdevsim to itself
[ 1332.526873][T12771] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).