[ 1245.201977][T11141] netdevsim netdevsim497 eni497np1: renamed from eth0
[ 1245.305532][T11140] netdevsim netdevsim517 eni517np1: renamed from eth1
[ 1248.848795][T11133] Could not find device with ifindex 2000 in netnsfd 11
[ 1248.849546][T11133] Could not find netns with fd: 2000
[ 1248.850106][T11133] Cannot link a netdevsim to itself
[ 1248.850773][T11133] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).