tcp messages I've never seen now in Current and atheros
interrupt storm
Steve Kargl
sgk at troutmask.apl.washington.edu
Thu Jul 26 19:25:38 UTC 2007
On Thu, Jul 26, 2007 at 03:22:05PM -0300, Nenhum_de_Nos wrote:
(snip)
> Jul 26 12:20:10 lamneth kernel: TCP: [60.29.8.98]:32191 to
> [192.168.254.10]:10010 tcpflags 0x11<FIN,ACK>; syncache_expand:
> Segment failed SYNCOOKIE authentication, segment rejected (probably
> spoofed)
(snip)
> the message on google just returned the .c code file, so, if anyone
> has a clue ...
These messages are well known to anyone running a recent -current.
Someone once stated that the messages are mostly benign diagnostics.
Why the message isn't hidden behind bootverbose, a sysctl tunable,
or rate limited it is a mystery.
troutmask:kargl[225] grep RST messages | wc -l
483
troutmask:kargl[226] foreach i (messages*bz2)
foreach? zcat $i | grep RST| wc -l
foreach? end
553
588
525
357
449
--
Steve
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