[ 1110.755706][T12734] netdevsim netdevsim423 eni423np1: renamed from eth0
[ 1110.757980][T12684] netdevsim netdevsim540 eni540np1: renamed from eth1
[ 1112.590146][T12729] Could not find device with ifindex 2000 in netnsfd 11
[ 1112.591546][T12729] Could not find netns with fd: 2000
[ 1112.592240][T12729] Cannot link a netdevsim to itself
[ 1112.593037][T12729] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).