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Message-ID: <3ae72650702141257w6b30a8efge5b6109feebb5512@mail.gmail.com>
Date: Wed, 14 Feb 2007 21:57:48 +0100
From: "Kay Sievers" <kay.sievers@vrfy.org>
To: "Marcel Holtmann" <marcel@holtmann.org>, "Tejun Heo" <htejun@gmail.com>,
       "Jeff Garzik" <jeff@garzik.org>
Subject: Re: current git crashes on bootup with pci_iounmap()
Cc: linux-kernel <linux-kernel@vger.kernel.org>
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On 2/13/07, Kay Sievers <kay.sievers@vrfy.org> wrote:
> On Tue, 2007-02-13 at 17:04 +0100, Marcel Holtmann wrote:
> > > kernel BUG at lib/iomap.c:254!
> > > invalid opcode: 0000 [#1]
> > > ...
> > >
> > > The screen picture is here:
> > >   http://vrfy.org/pci_iounmap.jpg
> > >
> > > It's a Thinkpad T43p.
> > >
> > > 2.6.20 was working fine.
> > >
> > > Commenting out:
> > >   IO_COND(addr, /* nothing */, iounmap(addr));
> > > in:
> > >   lib/iomap.c:254
> > > makes at least booting up possible.
> >
> > I saw a similar one on my X41. Disabling the AHCI driver made the
> > machine booting again.
>
> Hey Marcel,
> yeah, that works fine here too.

Tejun, Jeff, any ideas what's going wrong with the iomap change and
the AHCI driver?

Thanks,
Kay