Re: "ping localhost -s 9019" gives failed checksum...

Alan Cox (iialan@iifeak.swan.ac.uk)
Fri, 29 Sep 1995 15:20:49 +0100 (BST)


> After i typed:
> ping localhost -s 9019
> I got this:
> Sep 28 23:07:38 pumpuli linux: ICMP: failed checksum from 127.0.0.1!
> Sep 28 23:07:38 pumpuli kernel: ICMP: failed checksum from 127.0.0.1!
> Sep 28 23:07:41 pumpuli last message repeated 58 times
> [ALOT of that stuff removed]
>
> And there was messages like these too:
> Sep 28 23:01:43 pumpuli kernel: try_to_share: bad mid directory 07200734
> Sep 28 23:02:24 pumpuli kernel: bad page middle entry 07200720
> Sep 28 23:02:36 pumpuli kernel: statm_pte_range: bad pmd (07200720)

Thats not good. The checksum errors are because the assembler ip_fold_csum I
wrote is wrong, and I've not had time to fix it (have a look in checksum.h
if you are an assembler hacker) and in net/ipv4/icmp.c

Alan