[ 1024.519280][T12650] netdevsim netdevsim766 eni766np1: renamed from eth1
[ 1024.639812][T12652] netdevsim netdevsim303 eni303np1: renamed from eth0
[ 1026.484184][T12644] Could not find device with ifindex 2000 in netnsfd 11
[ 1026.485275][T12644] Could not find netns with fd: 2000
[ 1026.486174][T12644] Cannot link a netdevsim to itself
[ 1026.487414][T12644] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).