linux-kernel - Re: Userspace process may be able to DoS kernel

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Message-ID: <Pine.LNX.4.61.0610121810050.28908@yvahk01.tjqt.qr>
Date:	Thu, 12 Oct 2006 18:10:26 +0200 (MEST)
From:	Jan Engelhardt <jengelh@...ux01.gwdg.de>
To:	Lee Revell <rlrevell@...-job.com>
cc:	Günther Starnberger <gst@...frog.org>,
	linux-kernel@...r.kernel.org
Subject: Re: Userspace process may be able to DoS kernel


>> As most users who reported this problem are using Ubuntu,
>> the problem may be related to one of the settings in Ubuntu's kernel
>> config. The configuration of my kernel is also based on the Ubuntu
>> kernel config. As I am not using the patched kernel by Ubuntu I hope
>> that the LKML is the right place to report this issue. 
>
>IIRC Ubuntu is the only major distro that ships with CONFIG_PREEMPT=y.
>Any difference if you disable it?

SUSE uses CONFIG_PREEMPT(?) Voluntary Preemption too.


	-`J'
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