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Re: in_cksum problems
On Sat, 19 Apr 2008 18:46:19 -0500
David Young <dyoung%pobox.com@localhost> wrote:
> On Fri, Apr 18, 2008 at 11:34:17AM +0200, Jaap Boender wrote:
> > Hello,
> > I'm running netbsd-current/sparc64 (last cvs update on April 16) on
> > a Sun Ultra60 with SMP enabled (yay, it works!), but I'm running
> > into some problems with IP, both v4 and v6.
> > At some point when using FTP (the client), it panics with
> > "in4_cksum: mbuf too short for IP header". The trace:
> > in4_cksum, tcp_input_cksum, tcp_input, ip_input, ipintr,
> > softint_execute, softint_overlay, lwp_userret, mi_userret, userret,
> > trap.
> > For IPv6, it's the same ("in6_cksum: mbuf too short for IPv6
> > header"), only here it crashes when starting the rpcbind daemon.
> > (it prints "Starting rpcbind.", and then it crashes.) The trace:
> > in6_cksum, icmp6_input, ip6_input, ip6intr, softint_execute,
> > softint_overlay, lwp_userret, mi_userret, userret, syscall_plain.
> Do you use any packet filters?
Yes, I have a very short ipfilter config.
--Steve Bellovin, http://www.cs.columbia.edu/~smb
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