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SubjectRe: [2.6.19-rc3-mm1] BUG at arch/i386/mm/pageattr.c:165
On Mon, Oct 30, 2006 at 11:34:32PM -0800, Andrew Morton wrote:
> On Mon, 30 Oct 2006 23:03:51 -0800
> Greg KH <greg@kroah.com> wrote:
>
> > On Mon, Oct 30, 2006 at 09:10:46PM -0800, Andrew Morton wrote:
> > > On Mon, 30 Oct 2006 22:58:11 -0500
> > > Andrew James Wade <andrew.j.wade@gmail.com> wrote:
> > >
> > > > >
> > > > > hm. Please send the .config
> > > > >
> > > > Sure.
> > > >
> > > > I've just found out that unsetting CONFIG_SYSFS_DEPRECATED makes the
> > > > crash go away. I can hack around the resulting udev incompatibility.
> > > >
> > > > #
> > > > # Automatically generated make config: don't edit
> > > > # Linux kernel version: 2.6.19-rc3-mm1
> > > > # Mon Oct 30 19:31:03 2006
> > >
> > > Well I tried to reproduce this, but I got such a psychedelic cornucopia of
> > > oopses at various bisection points amongst those sysfs patches that I think
> > > I'll just give up.
> > >
> > > Greg, Kay: it's quite ugly. I'll drop all those patches for now, and I
> > > suggest you do so too. Have a play with the .config which Andrew sent..
> >
> > No, please don't drop them. We have tested these out on a lot of
> > different boxes. So far everyone's problems have either been due to
> > something else in -mm (acpi patches), or because they did not read the
> > CONFIG_SYSFS_DEPRECATED Kconfig help text.
>
> Does acpi cause the change_page_attr oopses?
>
> What caused the several different oopses which I got with Andrew's config?
> They were all inside the gregkh-driver-* series. (That test machine is
> running FC1, which doesn't run udev at all. Its BIOS is acpi-free).
>
> Here's one: http://userweb.kernel.org/~akpm/s5000364.jpg

That function (snd_register_device_for_dev), isn't even in 2.6.19-rc3,
so I don't see how any of my changes could have affected it :)

> I didn't grab the others.
>
> > I have yet to see any real problems with these patches, except for your
> > build issue with the bonding drivers, which I'm fixing up right now.
>
> Tried Andrew's .config?

I will do so in the morning...

time for sleep,

greg k-h
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