[ 1228.715469][T11143] netdevsim netdevsim625 eni625np1: renamed from eth1
[ 1228.830737][T11144] netdevsim netdevsim500 eni500np1: renamed from eth0
[ 1232.026200][T11136] Could not find device with ifindex 2000 in netnsfd 11
[ 1232.026924][T11136] Could not find netns with fd: 2000
[ 1232.027497][T11136] Cannot link a netdevsim to itself
[ 1232.028426][T11136] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).