[ 1231.487993][T11137] netdevsim netdevsim524 eni524np1: renamed from eth1
[ 1231.593060][T11139] netdevsim netdevsim470 eni470np1: renamed from eth0
[ 1234.929989][T11131] Could not find device with ifindex 2000 in netnsfd 11
[ 1234.931056][T11131] Could not find netns with fd: 2000
[ 1234.931671][T11131] Cannot link a netdevsim to itself
[ 1234.932351][T11131] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).