On Tue, 2016-08-16 at 12:45 +0200, Greg KH wrote: > For some reason Marco's emails can't make it to netdev, so I'm > forwarding this on. Please cc: him on responses.
Thanks for the report Greg and Marco. My first guess is this is caused by d41a69f1d390 tcp: make tcp_sendmsg() aware of socket backlog And a combination of funky sendmsg() flags (like FastOpen) I will look at this problem today.