[ 1228.371358][T12611] netdevsim netdevsim440 eni440np1: renamed from eth0
[ 1228.450731][T12612] netdevsim netdevsim735 eni735np1: renamed from eth1
[ 1231.038425][T12603] Could not find device with ifindex 2000 in netnsfd 11
[ 1231.049832][T12603] Could not find netns with fd: 2000
[ 1231.051075][T12603] Cannot link a netdevsim to itself
[ 1231.052249][T12603] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).