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Open Source and information security mailing list archives
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Date: Thu, 03 May 2007 03:31:13 -0700 (PDT) From: David Miller <davem@...emloft.net> To: ilpo.jarvinen@...sinki.fi Cc: michal.k.k.piotrowski@...il.com, netdev@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: kernel BUG at include/net/tcp.h:739 From: "Ilpo_Järvinen" <ilpo.jarvinen@...sinki.fi> Date: Thu, 3 May 2007 09:51:36 +0300 (EEST) > [PATCH] [TCP]: Use S+L catcher only with SACK for now > > TCP has a transitional state when SACK is not in use during > which this invariant is temporarily broken. Without SACK, > tcp_clean_rtx_queue does not decrement sacked_out. Therefore > calls to tcp_sync_left_out before sacked_out is again > corrected by tcp_fastretrans_alert can trigger this trap as > sacked_out still has couple of segments that are already out > of window. > > Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@...sinki.fi> It would be nice to fix non-SACK as you say, but this is good enough for now. - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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