[ 1229.434873][T11141] netdevsim netdevsim434 eni434np1: renamed from eth0
[ 1229.538088][T11140] netdevsim netdevsim536 eni536np1: renamed from eth1
[ 1232.687221][T11133] Could not find device with ifindex 2000 in netnsfd 11
[ 1232.687924][T11133] Could not find netns with fd: 2000
[ 1232.688472][T11133] Cannot link a netdevsim to itself
[ 1232.689292][T11133] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).