[ 1024.615879][T12134] netdevsim netdevsim474 eni474np1: renamed from eth0
[ 1024.715292][T12135] netdevsim netdevsim739 eni739np1: renamed from eth1
[ 1026.580042][T12554] Could not find device with ifindex 2000 in netnsfd 11
[ 1026.581042][T12554] Could not find netns with fd: 2000
[ 1026.581828][T12554] Cannot link a netdevsim to itself
[ 1026.582695][T12554] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).