[ 1348.125183][T12748] netdevsim netdevsim311 eni311np1: renamed from eth0
[ 1348.187650][T12749] netdevsim netdevsim624 eni624np1: renamed from eth1
[ 1350.840328][T12735] Could not find device with ifindex 2000 in netnsfd 11
[ 1350.842754][T12735] Could not find netns with fd: 2000
[ 1350.843821][T12735] Cannot link a netdevsim to itself
[ 1350.845481][T12735] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).