[ 1232.539993][T11140] netdevsim netdevsim412 eni412np1: renamed from eth0
[ 1232.558324][T11138] netdevsim netdevsim652 eni652np1: renamed from eth1
[ 1235.729895][T11132] Could not find device with ifindex 2000 in netnsfd 11
[ 1235.730577][T11132] Could not find netns with fd: 2000
[ 1235.731117][T11132] Cannot link a netdevsim to itself
[ 1235.731776][T11132] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).