[ 1237.455807][T11131] netdevsim netdevsim455 eni455np1: renamed from eth0
[ 1237.476550][T11130] netdevsim netdevsim676 eni676np1: renamed from eth1
[ 1240.737043][T11123] Could not find device with ifindex 2000 in netnsfd 11
[ 1240.737771][T11123] Could not find netns with fd: 2000
[ 1240.738319][T11123] Cannot link a netdevsim to itself
[ 1240.739018][T11123] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).