linux-kernel - Re: [CRED bug?] 2.6.29-rc3 don't survive on stress workload

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Message-Id: <20090212202118.0A58.KOSAKI.MOTOHIRO@jp.fujitsu.com>
Date:	Thu, 12 Feb 2009 20:23:45 +0900 (JST)
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	David Howells <dhowells@...hat.com>
Cc:	kosaki.motohiro@...fujitsu.com, Serge Hallyn <serue@...ibm.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Lee Schermerhorn <Lee.Schermerhorn@...com>
Subject: Re: [CRED bug?] 2.6.29-rc3 don't survive on stress workload

Hi


> Aha!  I reproduced it myself (with my patch to check atomic_dec_and_test() in
> there, but not Serge's patch).  Ironically, 13 hours of running Vegard's
> setreuid() program didn't show anything, but halting the box whilst someone
> was trying to SSH-crack it did.

Today's my testing, your patch + serge's patch kernel didn't reproduce the bug
for 12 hour running.

but perhaps I am merely lucky guy.



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