[ 1020.827370][T12480] netdevsim netdevsim413 eni413np1: renamed from eth0
[ 1020.934332][T12477] netdevsim netdevsim744 eni744np1: renamed from eth1
[ 1022.794103][T12472] Could not find device with ifindex 2000 in netnsfd 11
[ 1022.795210][T12472] Could not find netns with fd: 2000
[ 1022.796122][T12472] Cannot link a netdevsim to itself
[ 1022.797228][T12472] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).