[ 1244.501995][T12607] netdevsim netdevsim596 eni596np1: renamed from eth1
[ 1244.614159][T12608] netdevsim netdevsim287 eni287np1: renamed from eth0
[ 1247.257435][T12600] Could not find device with ifindex 2000 in netnsfd 11
[ 1247.258667][T12600] Could not find netns with fd: 2000
[ 1247.259581][T12600] Cannot link a netdevsim to itself
[ 1247.260783][T12600] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).