[ 1024.037773][T12731] netdevsim netdevsim283 eni283np1: renamed from eth0
[ 1024.127996][T12681] netdevsim netdevsim620 eni620np1: renamed from eth1
[ 1025.956981][T12726] Could not find device with ifindex 2000 in netnsfd 11
[ 1025.958683][T12726] Could not find netns with fd: 2000
[ 1025.959537][T12726] Cannot link a netdevsim to itself
[ 1025.960346][T12726] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).