[ 1303.079770][T11139] netdevsim netdevsim509 eni509np1: renamed from eth0
[ 1303.094143][T11138] netdevsim netdevsim613 eni613np1: renamed from eth1
[ 1306.772061][T11131] Could not find device with ifindex 2000 in netnsfd 11
[ 1306.772950][T11131] Could not find netns with fd: 2000
[ 1306.773660][T11131] Cannot link a netdevsim to itself
[ 1306.774450][T11131] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).