Re: core dumps when uid has been changed since exec

Zachary Amsden (amsdenz@aavid.com)
Tue, 4 Aug 1998 13:39:35 -0400


-----Original Message-----
From: Alexander Kjeldaas <astor@guardian.no>
To: Chris Wedgwood <chris@cybernet.co.nz>; linux-kernel
<linux-kernel@vger.rutgers.edu>
Date: Tuesday, August 04, 1998 11:53 AM
Subject: Re: core dumps when uid has been changed since exec

>On Tue, Aug 04, 1998 at 05:06:23PM +1200, Chris Wedgwood wrote:
>> Can anyone point me at the code which checks and then refuses to dump
>> core when the uid has changed since the last time execve was called?

--snip--
>Check kernel/sys.c in the set*id functions.

Whenever core dumps should not happen, the flag current->dumpable
is set to 0. This is done in many places. The code you are interested
in is in either fs/exec.c or kernel/sys.c or both

Zachary Amsden
amsden@andrew.cmu.edu

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