[ 1294.681077][T13018] netdevsim netdevsim450 eni450np1: renamed from eth0
[ 1294.799989][T13016] netdevsim netdevsim656 eni656np1: renamed from eth1
[ 1297.473934][T13005] Could not find device with ifindex 2000 in netnsfd 11
[ 1297.476094][T13005] Could not find netns with fd: 2000
[ 1297.488832][T13005] Cannot link a netdevsim to itself
[ 1297.490000][T13005] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).