[ 1380.028446][T12854] netdevsim netdevsim412 eni412np1: renamed from eth0
[ 1380.071794][T12852] netdevsim netdevsim526 eni526np1: renamed from eth1
[ 1382.879305][T12841] Could not find device with ifindex 2000 in netnsfd 11
[ 1382.881801][T12841] Could not find netns with fd: 2000
[ 1382.883207][T12841] Cannot link a netdevsim to itself
[ 1382.884963][T12841] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).