[ 1274.578595][T12854] netdevsim netdevsim372 eni372np1: renamed from eth0
[ 1274.587372][T12855] netdevsim netdevsim655 eni655np1: renamed from eth1
[ 1277.245069][T12841] Could not find device with ifindex 2000 in netnsfd 11
[ 1277.246274][T12841] Could not find netns with fd: 2000
[ 1277.247238][T12841] Cannot link a netdevsim to itself
[ 1277.248606][T12841] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).