[ 1231.836491][T11143] netdevsim netdevsim599 eni599np1: renamed from eth1
[ 1231.950185][T11145] netdevsim netdevsim287 eni287np1: renamed from eth0
[ 1235.325307][T11137] Could not find device with ifindex 2000 in netnsfd 11
[ 1235.325986][T11137] Could not find netns with fd: 2000
[ 1235.326799][T11137] Cannot link a netdevsim to itself
[ 1235.327440][T11137] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).