[ 1257.946573][T13077] netdevsim netdevsim307 eni307np1: renamed from eth0
[ 1257.955082][T13074] netdevsim netdevsim713 eni713np1: renamed from eth1
[ 1260.654149][T13066] Could not find device with ifindex 2000 in netnsfd 11
[ 1260.656299][T13066] Could not find netns with fd: 2000
[ 1260.657275][T13066] Cannot link a netdevsim to itself
[ 1260.658695][T13066] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).