Date: Thu, 10 Oct 1996 16:31:51 -0500 (CDT) From: Karl Denninger <karl@Mcs.Net> To: fenner@parc.xerox.com (Bill Fenner) Cc: current@freebsd.org, hackers@freebsd.org, karl@Mcs.Net Subject: Re: Crash in -current (from the current SNAP) Message-ID: <199610102131.QAA13145@Jupiter.Mcs.Net> In-Reply-To: <96Oct10.140932pdt.177476@crevenia.parc.xerox.com> from "Bill Fenner" at Oct 10, 96 02:09:31 pm
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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. > > >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. > > Bill > (kgdb) (kgdb) select-frame 14 (kgdb) print ip_protox[ip->ip_p] $1 = 2 '\002' That's "INET", if I'm reading the headers correctly. (kgdb) print inetsw[ip_protox[ip->ip_p]].pr_input $2 = (void (*)()) 0xf01477ec <tcp_input> Hmmmm.... The address looks to be valid as well... -- -- Karl Denninger (karl@MCS.Net)| MCSNet - The Finest Internet Connectivity http://www.mcs.net/~karl | T1 from $600 monthly; speeds to DS-3 available | 23 Chicagoland Prefixes, 13 ISDN, much more Voice: [+1 312 803-MCS1 x219]| Email to "info@mcs.net" WWW: http://www.mcs.net/ Fax: [+1 312 248-9865] | Home of Chicago's only FULL Clarinet feed!
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