Re: Segmentation Fault in cfagent on RH EL-3.0 updates 3,5

[Tim Nelson]

On Tue, 28 Jun 2005, Gary Meyer wrote:

> I can't seem to get cfagent (I'm using 2.1.15, the latest) to run 
> successfully on Red Hat Enterprise Linux 3.0 update 3, or update 5.  It works 
> fine on EL 3.0 with no updates, and I haven't tried the other updates, but I 
> suspect somewhere between no updates and Update 3, something breaks cfagent. 
> It seems to generate a segmentation fault at a different place each time, 
> though if I run with -n, then it'll seg fault at the same place every time. 
> It's always in the middle of a very large section of recursive link 
> creations.  Most of the time it seems to seg fault on readlink, symlink, or 
> closedir system calls being called from link.c.
>
> My company uses Red Hat Enterprise Linux 3.0, and most of the computers are 
> at 3.0 with no updates, but a few of the newly purchased computers have 
> driver issues, and they work fine with either update 3 or 5 ... but now my 
> CFEngine scripts blow up.  Has anyone else seen this, or better yet does 
> anyone know how to solve the problem ?

	Interesting.  I'm probably not doing the size of link creation 
that you are, but it works for me on Redhat ES (update 4).

	Any idea what kind of values are being passed to the 
readlink/symlink/etc?  (I'm wondering about buffer overflows or something 
here).

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