linux-kernel - Re: [BUG] Linux 2.6.20.1 - unable to handle kernel paging request

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Message-ID: <714641.9150.qm@web52907.mail.yahoo.com>
Date:	Tue, 27 Feb 2007 17:04:12 +0000 (GMT)
From:	Chris Rankin <rankincj@...oo.com>
To:	Pekka Enberg <penberg@...helsinki.fi>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [BUG] Linux 2.6.20.1 - unable to handle kernel paging request - accessing freed memory?

--- Pekka Enberg <penberg@...helsinki.fi> wrote:
> > Call Trace:
> >  [<c01839fe>] sysfs_release+0x2d/0x4c
> >  [<c015124b>] __fput+0x96/0x13c
> 
> So udevd is closing a sysfs attribute file but the pointer passed to
> module_put is bogus. Looks like the sysfs dentry was already taken
> down by release_sysfs_dirent(). Can you reproduce this at will? Does
> the oops happen in older kernels?

No, unfortunately I can't. Last night was the first time this ever happened (while I was starting
up World of Warcraft/Wine), so I have no idea which sysfs attribute it is talking about here.

Cheers,
Chris

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