[ 1314.109578][T12055] netdevsim netdevsim556 eni556np1: renamed from eth1
[ 1314.222377][T12057] netdevsim netdevsim433 eni433np1: renamed from eth0
[ 1318.001718][T12049] Could not find device with ifindex 2000 in netnsfd 11
[ 1318.002517][T12049] Could not find netns with fd: 2000
[ 1318.003204][T12049] Cannot link a netdevsim to itself
[ 1318.003982][T12049] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).