[ 1010.956682][T12131] netdevsim netdevsim269 eni269np1: renamed from eth0
[ 1011.064064][T12135] netdevsim netdevsim750 eni750np1: renamed from eth1
[ 1012.903084][T12554] Could not find device with ifindex 2000 in netnsfd 11
[ 1012.904094][T12554] Could not find netns with fd: 2000
[ 1012.904774][T12554] Cannot link a netdevsim to itself
[ 1012.905585][T12554] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).