[ 1257.520167][T12606] netdevsim netdevsim425 eni425np1: renamed from eth0
[ 1257.535285][T12604] netdevsim netdevsim533 eni533np1: renamed from eth1
[ 1260.137515][T12599] Could not find device with ifindex 2000 in netnsfd 11
[ 1260.139740][T12599] Could not find netns with fd: 2000
[ 1260.140566][T12599] Cannot link a netdevsim to itself
[ 1260.141643][T12599] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).