[ 1029.896394][T12133] netdevsim netdevsim347 eni347np1: renamed from eth0
[ 1030.009442][T12132] netdevsim netdevsim517 eni517np1: renamed from eth1
[ 1031.896254][T12555] Could not find device with ifindex 2000 in netnsfd 11
[ 1031.897370][T12555] Could not find netns with fd: 2000
[ 1031.898168][T12555] Cannot link a netdevsim to itself
[ 1031.899003][T12555] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).