[ 1305.835022][T12845] netdevsim netdevsim699 eni699np1: renamed from eth1
[ 1305.953611][T12848] netdevsim netdevsim447 eni447np1: renamed from eth0
[ 1308.743151][T12835] Could not find device with ifindex 2000 in netnsfd 11
[ 1308.746108][T12835] Could not find netns with fd: 2000
[ 1308.747526][T12835] Cannot link a netdevsim to itself
[ 1308.759013][T12835] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).