Current-Users archive

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Old Index]

Re: in[46]_cksum problems



On Sat, Apr 19, 2008 at 06:46:19PM -0500, David Young 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?

No.  I had this same problem with udp4 checksuming, at least when
nfe(4) was brokenish.  Since if_nfe.c 1.33 et.al. I've not had
the same issue.  4.99.58-vintage sources except for the nfe change.

        Jonathan Kollasch

Attachment: pgpXuM9lvtCyl.pgp
Description: PGP signature



Home | Main Index | Thread Index | Old Index