Date: Thu, 10 Oct 1996 14:24:00 -0700 From: David Greenman <dg@root.com> To: Bill Fenner <fenner@parc.xerox.com> Cc: current@freebsd.org, hackers@freebsd.org, karl@mcs.net Subject: Re: Crash in -current (from the current SNAP) Message-ID: <199610102124.OAA27457@root.com> In-Reply-To: Your message of "Thu, 10 Oct 1996 14:09:31 PDT." <96Oct10.140932pdt.177476@crevenia.parc.xerox.com>
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>>>>> (*inetsw[ip_protox[ip->ip_p]].pr_input)(m, hlen); > >>What's going on here? > >Either ip_protox[ip->ip_p] is out of range (should be 1..7 or 8 >depending on if what options you have in your kernel), or >inetsw[ip_protox[ip->ip_p]].pr_input is. gdb isn't decoding the stack correctly. The real failure is inside the pr_input routine (probably tcp_input) somewhere. >>Given that it is a timeout call that is generating this, why do I think >>this has something to do with the anti-syn patches? > >Nope, this is a software interrupt causing IP to service its input >queue. ...which if the input queue contains SYNs could cause the queue to overrun. Right? Or am I missing something? -DG David Greenman Core-team/Principal Architect, The FreeBSD Project
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