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Re: Kernel 2.4.20 and IPv6 ICMP on Sparc32/64 bomb

Are you using standard debian kernels or a custom one?

Actually IPv6 works just fine on my sparc. Never had this problem.


On Fri, 9 May 2003, Peter Keel wrote:

> Hello
> I know this probably doesn't really belong here, but this is the
> only Sparc-ML I'm reading, and it may be of interest to you.
> ping6 on an IPv6-enabled Sparc32 or Sparc64 on Kernel 2.4.20
> bombs really nasty. Machine halts instantly. No matter what patches.
> This is sparc32:
> oldlady:~# ping6 irc6.lugs.ch
> Unable to handle kernel NULL pointer dereference<1>tsk->{mm,active_mm}->contextb
> tsk->{mm,active_mm}->pgd = fc00c400
> And this is sparc64:
> josephine:~# ping6 irc6.lugs.ch
> dING irc6.lRuEgJsE.CcThv(6v:e ncuasl.lpiancgi fiiccmap.vc6h_)s e5n6d
> oatUan abbyltee st
>   handle kernel NULL pointer dereference
> tsk->{mm,active_mm}->context = 00000000000005d8
> tsk->{mm,active_mm}->pgd = fffff800324b1000
> USAGI or not, ip6filter-patch or not, grsec or not, doesn't seem to
> make any difference.
> I tried to run 2.5.6x instead, but I can't get it to boot anymore
> (I had 2.5.68 running once on the Ultra1). All it says is "Data
> Access Exception". I'm pretty sure I misconfigured something, so
> if any of you has a .config of a running 2.5.69 or something on a
> stock Ultra1 (143Mhz, Lance), I'd be glad if you could mail it to me.
> Cheers
> Peter

Our mission: make IPv6 the default IP protocol
"We are on a mission from God" - Elwood Blues


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