[ 1233.313989][T11140] netdevsim netdevsim568 eni568np1: renamed from eth1
[ 1233.341852][T11141] netdevsim netdevsim259 eni259np1: renamed from eth0
[ 1236.804729][T11133] Could not find device with ifindex 2000 in netnsfd 11
[ 1236.805517][T11133] Could not find netns with fd: 2000
[ 1236.806219][T11133] Cannot link a netdevsim to itself
[ 1236.807013][T11133] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).