[ 1294.607388][T12856] netdevsim netdevsim577 eni577np1: renamed from eth1
[ 1294.759975][T12855] netdevsim netdevsim288 eni288np1: renamed from eth0
[ 1297.465856][T12842] Could not find device with ifindex 2000 in netnsfd 11
[ 1297.469791][T12842] Could not find netns with fd: 2000
[ 1297.471288][T12842] Cannot link a netdevsim to itself
[ 1297.473224][T12842] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).