On Thu, 9 Dec 1999, Eduardo Cruz wrote:
> Last week i was playing with my old linux 2.0.36 i486 box, while i was playing with
>the command ping and trying combinations of commands
> i found that when u do a ping -s 65468 -R ANYIPADDRESS ( -R record route) the
>system starts to print on the screen kernel dumps
> , freezes complitely and after few secconds the system reboots.
>
> The major problem with this (if this is a bug, because i dont have time to install
>differents kernels and test it better) is that command can be run by everyone
> because you dont need root permissions to make a -R.
>
> I tested this on a 2.0.35 and .36 (both slackware), when u try to do this on a 2.2.x
>the system prints out "message too long".
> I think the problem is that there is a size-check missed when u reach the maximun
>packet size and u put the route information, but anyway
> i am not a guru on kernels.
Being no guru I noticed there were some patches for these kernels and
2.0.x kernels now run into 2.0.38 so I suggest you test 2.0.38 before you
yell BUG.
Browsing the info on http://www.kernelnotes.org/ does at least make one
wonder wether this is a known issue that's solved as there are changes in
the networking code.
Hugo.
--
Hugo van der Kooij; Oranje Nassaustraat 16; 3155 VJ Maasland
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