Re: ping error

Horst von Brand (vonbrand@sleipnir.valparaiso.cl)
Wed, 14 Jul 1999 20:49:46 -0400


Richard Henderson <rth@twiddle.net> said:
> On Wed, Jul 14, 1999 at 05:38:20PM +0200, Levente Farkas wrote:
> > [lfarkas@firewall:/home/lfarkas]ping www.intel.com
> > PING www.intel.com (192.102.198.160) from 194.152.134.8 : 56 data bytes
> > 64 bytes from 192.102.198.160: icmp_seq=0 ttl=40 time=1253.3 ms
> > wrong data byte #8 should be 0x54 but was 0x53
> > 53 70 8b 37 29 b7 b 0 8 9 a b c d e f 10 11 12 13 14 15 16 17 18 19 ...
> [...]
> > the problem allways at 8th byte, the difference is allways 1 and it's
> > increase by 1 in the packages.
> [...]
> > it's a RH 6.0 with all update on a pentium mmx, with kernel 2.2.5-22.

> On a pentium? Are you absolutely certain? This is the exact
> fingerprint of a 64-bit cleanliness bug in ping that showed up
> in RH6 on Alpha.

I'm quite sure this here is a i586 ;-) Same symptoms, seem to be more
likely when other heavy traffic is going (downloading mail via fetchmail
from a machine just after the modems via CSLIP). All RH 6.0 updates in
place, 2.3.6 kernel compiled with a egcs snapshot, also newer kernels.

-- 
Horst von Brand                             vonbrand@sleipnir.valparaiso.cl
Casilla 9G, Viņa del Mar, Chile                               +56 32 672616

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