[ 1238.202310][T12788] netdevsim netdevsim526 eni526np1: renamed from eth1
[ 1238.312418][T12789] netdevsim netdevsim411 eni411np1: renamed from eth0
[ 1241.000576][T12777] Could not find device with ifindex 2000 in netnsfd 11
[ 1241.002542][T12777] Could not find netns with fd: 2000
[ 1241.004069][T12777] Cannot link a netdevsim to itself
[ 1241.006998][T12777] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).