[parisc-linux] finaly kill(1, 25) was the init pause() pb on some systems but not all.

[Matthew Wilcox]

On Thu, Jan 05, 2006 at 03:18:35PM +0100, Joel Soete wrote:
> This very small test case reproduce it:
> #include <stdio.h>
> #include <errno.h>
> #include <sys/types.h>
> #include <dirent.h>
> #include <ctype.h>
> #include <stdlib.h>
> #include <unistd.h>
> #include <signal.h>
> 
> int main(int argc, char **argv)
> {
>     int retdir=0;
>     retdir = kill (1, 25);
>     printf("Kill (1, 25) : %d\n", retdir);
>     printf("errno : %d\n", errno);
> }

Run as root?

> ====<>====
> 
> mmm that said, I am curious to know why '25' is coded like this (and not e.g.
> symbolic name)?

Probably because 25 is XFSZ on everything except MIPS and PA.

> Finaly: a kernel pb, a libc pb or chkrootkit bug?

Definitely the latter.  Whether it's a former, I don't know.  Can you
do it on x86 by sending init a TSTP?