netdev.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Marc Lehmann <schmorp@schmorp.de>
To: Patrick McHardy <kaber@trash.net>
Cc: Andrew Morton <akpm@osdl.org>,
	netdev@vger.kernel.org,
	Netfilter Development Mailinglist
	<netfilter-devel@lists.netfilter.org>
Subject: Re: Fw: masquerading failure for at least icmp and tcp+sack on amd64
Date: Wed, 7 Sep 2005 23:34:13 +0200	[thread overview]
Message-ID: <20050907213413.GA8222@schmorp.de> (raw)
In-Reply-To: <431EDF78.8060505@trash.net>

On Wed, Sep 07, 2005 at 02:39:20PM +0200, Patrick McHardy <kaber@trash.net> wrote:
> Please try if loading the ipt_LOG module and executing
> "echo 255 > /proc/sys/net/ipv4/netfilter/ip_conntrack_log_invalid"
> gives more information

Some more messages I get when logging is enabled:

printk: 1286 messages suppressed.
ip_ct_tcp: invalid state IN= OUT= SRC=84.56.231.206 DST=xxx.xxx.xxx.xxx LEN=52 TOS=0x00 PREC=0x00 TTL=64 ID=3260 DF PROTO=TCP SPT=41535 DPT=119 SEQ=3475818900 ACK=1819416201 WINDOW=12198 RES=0x00 ACK URGP=0 OPT (0101080A00F5DE260917B744) UID=0 
printk: 1166 messages suppressed.
ip_ct_tcp: bad TCP checksum IN= OUT= SRC=xxx.xxx.xxx.xxx DST=84.56.231.206 LEN=1492 TOS=0x00 PREC=0x00 TTL=53 ID=6652 DF PROTO=TCP SPT=119 DPT=41550 SEQ=686563106 ACK=3472571721 WINDOW=55741 RES=0x00 ACK URGP=0 OPT (0101080A091782AB00F5E2EC) 
printk: 1114 messages suppressed.
ip_ct_tcp: bad TCP checksum IN= OUT= SRC=xxx.xxx.xxx.xxx DST=84.56.231.206 LEN=52 TOS=0x00 PREC=0x00 TTL=53 ID=45484 DF PROTO=TCP SPT=119 DPT=41550 SEQ=686606959 ACK=3472571737 WINDOW=55725 RES=0x00 ACK URGP=0 OPT (0101080A0917849E00F5E7B4) 
printk: 1214 messages suppressed.
ip_ct_tcp: bad TCP checksum IN= OUT= SRC=xxx.xxx.xxx.xxx DST=84.56.231.206 LEN=1492 TOS=0x00 PREC=0x00 TTL=53 ID=39527 DF PROTO=TCP SPT=119 DPT=41552 SEQ=2432945453 ACK=3473246510 WINDOW=56283 RES=0x00 ACK URGP=0 OPT (0101080A09182B2000F5ECAC) 
printk: 1320 messages suppressed.
ip_ct_tcp: bad TCP checksum IN= OUT= SRC=xxx.xxx.xxx.xxx DST=84.56.231.206 LEN=1492 TOS=0x00 PREC=0x00 TTL=52 ID=4867 DF PROTO=TCP SPT=119 DPT=41561 SEQ=1077509261 ACK=3487524170 WINDOW=56319 RES=0x00 ACK URGP=0 OPT (0101080A0917ABCD00F5F18F) 
printk: 1190 messages suppressed.
ip_ct_tcp: bad TCP checksum IN= OUT= SRC=xxx.xxx.xxx.xxx DST=84.56.231.206 LEN=1492 TOS=0x00 PREC=0x00 TTL=53 ID=7628 DF PROTO=TCP SPT=119 DPT=41538 SEQ=163747835 ACK=3477529327 WINDOW=56170 RES=0x00 ACK URGP=0 OPT (0101080A098F2AB200F5F682) 
printk: 1172 messages suppressed.

The corresponding connections work just fine, though (and I think I get
more than a single message for every physical packet received).

-- 
                The choice of a
      -----==-     _GNU_
      ----==-- _       generation     Marc Lehmann
      ---==---(_)__  __ ____  __      pcg@goof.com
      --==---/ / _ \/ // /\ \/ /      http://schmorp.de/
      -=====/_/_//_/\_,_/ /_/\_\      XX11-RIPE

  parent reply	other threads:[~2005-09-07 21:34 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20050907052057.09714a4c.akpm@osdl.org>
2005-09-07 12:39 ` Fw: masquerading failure for at least icmp and tcp+sack on amd64 Patrick McHardy
2005-09-07 20:59   ` Marc Lehmann
2005-09-07 21:34     ` Patrick McHardy
2005-09-07 21:52       ` Marc Lehmann
2005-09-09 11:41         ` Patrick McHardy
2005-09-11 13:19           ` Marc Lehmann
2005-09-11 14:10             ` Patrick McHardy
2005-09-13 18:09               ` Stephen Hemminger
2005-09-13 20:59                 ` David S. Miller
2005-09-14  1:13                   ` Patrick McHardy
2005-09-14  3:41                     ` David S. Miller
2005-09-14  1:10                 ` Patrick McHardy
2005-09-14 19:09               ` Fw: " Marc Lehmann
2005-09-07 21:34   ` Marc Lehmann [this message]
2005-09-07 21:42     ` Patrick McHardy
2005-09-07 21:54       ` Marc Lehmann
2005-09-07 22:08         ` Patrick McHardy

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20050907213413.GA8222@schmorp.de \
    --to=schmorp@schmorp.de \
    --cc=akpm@osdl.org \
    --cc=kaber@trash.net \
    --cc=netdev@vger.kernel.org \
    --cc=netfilter-devel@lists.netfilter.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).