[ 1229.398860][T11138] netdevsim netdevsim310 eni310np1: renamed from eth0
[ 1229.507428][T11137] netdevsim netdevsim548 eni548np1: renamed from eth1
[ 1232.932004][T11130] Could not find device with ifindex 2000 in netnsfd 11
[ 1232.932748][T11130] Could not find netns with fd: 2000
[ 1232.933343][T11130] Cannot link a netdevsim to itself
[ 1232.934101][T11130] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).