[ 1260.424338][T12783] netdevsim netdevsim486 eni486np1: renamed from eth0
[ 1260.554412][T12780] netdevsim netdevsim560 eni560np1: renamed from eth1
[ 1263.062238][T12775] Could not find device with ifindex 2000 in netnsfd 11
[ 1263.063647][T12775] Could not find netns with fd: 2000
[ 1263.064872][T12775] Cannot link a netdevsim to itself
[ 1263.066114][T12775] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).