From: Eric Wong <normalperson@yhbt.net>
To: Eric Dumazet <eric.dumazet@gmail.com>
Cc: David Miller <davem@davemloft.net>,
netdev@vger.kernel.org, Mel Gorman <mgorman@suse.de>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Rik van Riel <riel@redhat.com>, Minchan Kim <minchan@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: 3.8-rc2/rc3 write() blocked on CLOSE_WAIT TCP socket
Date: Fri, 11 Jan 2013 02:50:39 +0000 [thread overview]
Message-ID: <20130111025039.GA4723@dcvr.yhbt.net> (raw)
In-Reply-To: <1357870727.27446.2988.camel@edumazet-glaptop>
Eric Dumazet <eric.dumazet@gmail.com> wrote:
> Yes, thats definitely the problem, sorry for that.
>
>
> [PATCH] tcp: accept RST without ACK flag
>
> commit c3ae62af8e755 (tcp: should drop incoming frames without ACK flag
> set) added a regression on the handling of RST messages.
>
> RST should be allowed to come even without ACK bit set. We validate
> the RST by checking the exact sequence, as requested by RFC 793 and
> 5961 3.2, in tcp_validate_incoming()
>
> Reported-by: Eric Wong <normalperson@yhbt.net>
> Signed-off-by: Eric Dumazet <edumazet@google.com>
All good here, thanks for the quick turnaround!
Tested-by: Eric Wong <normalperson@yhbt.net>
(I originally thought the FIFOs were part of the problem, so I left
that in my test case)
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next prev parent reply other threads:[~2013-01-11 2:50 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-11 0:49 3.8-rc2/rc3 write() blocked on CLOSE_WAIT TCP socket Eric Wong
2013-01-11 2:01 ` Eric Dumazet
2013-01-11 2:18 ` Eric Dumazet
2013-01-11 2:40 ` Neal Cardwell
2013-01-11 2:50 ` Eric Wong [this message]
2013-01-11 6:49 ` David Miller
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