[ 1232.070755][T11125] netdevsim netdevsim401 eni401np1: renamed from eth0
[ 1232.101728][T11124] netdevsim netdevsim573 eni573np1: renamed from eth1
[ 1235.306730][T11117] Could not find device with ifindex 2000 in netnsfd 11
[ 1235.307546][T11117] Could not find netns with fd: 2000
[ 1235.308503][T11117] Cannot link a netdevsim to itself
[ 1235.309270][T11117] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).