[ 1291.254885][T13020] netdevsim netdevsim300 eni300np1: renamed from eth0
[ 1291.377278][T13021] netdevsim netdevsim538 eni538np1: renamed from eth1
[ 1294.098106][T13007] Could not find device with ifindex 2000 in netnsfd 11
[ 1294.099851][T13007] Could not find netns with fd: 2000
[ 1294.100810][T13007] Cannot link a netdevsim to itself
[ 1294.101941][T13007] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).