[Bug 217637] One TCP connection accepted TWO times

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Mon Mar 20 15:32:23 UTC 2017


https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=217637

--- Comment #58 from Michael Tuexen <tuexen at freebsd.org> ---
(In reply to slw from comment #56)
> 1. Linux generated RST w/ ACK. socket don't moved to CLOSED state?
Linux generates a RST, not a RST-ACK. I guess it is moved to the CLOSED state.
Can't check.

> 2. This is also wrong behavior: server try to reset connection, client ignore
> this (by wrong ACK on RST packet). Also, data is lost.
You are right, user data is lost (the second part of the request). There is no
way
around that. since the user closed the socket before the data arrived. That is
why the server sends a RST.

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