[ 1300.015974][T12622] netdevsim netdevsim685 eni685np1: renamed from eth1
[ 1300.027780][T12623] netdevsim netdevsim447 eni447np1: renamed from eth0
[ 1302.756612][T12611] Could not find device with ifindex 2000 in netnsfd 11
[ 1302.758243][T12611] Could not find netns with fd: 2000
[ 1302.759449][T12611] Cannot link a netdevsim to itself
[ 1302.760760][T12611] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).