linux-kernel - Re: [PATCH] set*uid() must not fail-and-return on OOM/rlimits

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Message-Id: <1156099979.4051.45.camel@localhost.localdomain>
Date:	Sun, 20 Aug 2006 19:52:59 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Willy Tarreau <w@....eu>
Cc:	Solar Designer <solar@...nwall.com>,
	Alex Riesen <fork0@...rs.sourceforge.net>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] set*uid() must not fail-and-return on OOM/rlimits

Ar Sul, 2006-08-20 am 20:21 +0200, ysgrifennodd Willy Tarreau:
> Arjan proposed to add a __must_check on the set*uid() function in glibc.
> I think that if killing the program is what makes you nervous, we could
> at least print a warning in the kernel logs so that the admin of a machine
> being abused has a chance to detect what's going on. Would you accept
> something like this ?

That ratelimited doesn't sound unreasonable - you want to know its
happening whatever the cause. You could do it with the kernel or with
the audit daemon I guess.

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