[ 1300.521034][T11140] netdevsim netdevsim731 eni731np1: renamed from eth1
[ 1300.569958][T11141] netdevsim netdevsim327 eni327np1: renamed from eth0
[ 1304.058313][T11133] Could not find device with ifindex 2000 in netnsfd 11
[ 1304.059524][T11133] Could not find netns with fd: 2000
[ 1304.060701][T11133] Cannot link a netdevsim to itself
[ 1304.061967][T11133] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).