[ 1024.893014][T12133] netdevsim netdevsim517 eni517np1: renamed from eth1
[ 1024.999389][T12130] netdevsim netdevsim412 eni412np1: renamed from eth0
[ 1026.876101][T12459] Could not find device with ifindex 2000 in netnsfd 11
[ 1026.877369][T12459] Could not find netns with fd: 2000
[ 1026.878108][T12459] Cannot link a netdevsim to itself
[ 1026.878998][T12459] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).