[ 1223.259056][T11134] netdevsim netdevsim554 eni554np1: renamed from eth1
[ 1223.365788][T11135] netdevsim netdevsim492 eni492np1: renamed from eth0
[ 1226.633020][T11126] Could not find device with ifindex 2000 in netnsfd 11
[ 1226.633766][T11126] Could not find netns with fd: 2000
[ 1226.634363][T11126] Cannot link a netdevsim to itself
[ 1226.635190][T11126] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).