[ 1332.192339][T12787] netdevsim netdevsim424 eni424np1: renamed from eth0
[ 1332.246850][T12786] netdevsim netdevsim684 eni684np1: renamed from eth1
[ 1335.204398][T12775] Could not find device with ifindex 2000 in netnsfd 11
[ 1335.205843][T12775] Could not find netns with fd: 2000
[ 1335.206840][T12775] Cannot link a netdevsim to itself
[ 1335.208036][T12775] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).