[ 1223.691630][T11144] netdevsim netdevsim767 eni767np1: renamed from eth1
[ 1223.695856][T11146] netdevsim netdevsim460 eni460np1: renamed from eth0
[ 1227.020518][T11138] Could not find device with ifindex 2000 in netnsfd 11
[ 1227.021232][T11138] Could not find netns with fd: 2000
[ 1227.021791][T11138] Cannot link a netdevsim to itself
[ 1227.022470][T11138] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).