From: Andrew Morton <akpm@linux-foundation.org>
To: tx tox <t0mc4t1@gmail.com>
Cc: linux-kernel@vger.kernel.org, Eric Cooper <ecc@cmu.edu>,
linux-acpi@vger.kernel.org
Subject: Re: boot hangs with SMP, USB storage, and ACPI
Date: Sat, 15 Sep 2007 02:52:08 -0700 [thread overview]
Message-ID: <20070915025208.acb03ad3.akpm@linux-foundation.org> (raw)
In-Reply-To: <9b9c8e900709120600n3ffa9b6fn1bd514672d2e9bc1@mail.gmail.com>
(cc restored. Please always do reply-to-all)
(linux-acpi cc added)
On Wed, 12 Sep 2007 15:00:41 +0200 "tx tox" <t0mc4t1@gmail.com> wrote:
> On 12 Lip 2006, 00:41, Eric Cooper <e...@cmu.edu> wrote:
> > When I try toboota 2.6.17 kernel compiled forSMP(hyperthreading),
> > it hangs early in thebootsequence (after printing "FreeingSMP
> > alternatives"). The issue seems to be an interaction between a
> > USB-storage device (an empty flash card reader built into the
> > monitor) andACPI.
> >
> > It boots fine if I do any one of these:
> > - physically disconnect theUSBdevice
> > - disableUSBsupport in the BIOS
> > -bootwithacpi=ht
> > but none of these is completely satisfactory.
> >
> > I'll happily supply more details, run tests, etc. if anyone is
> > interested in looking at this. Thanks, and please CC me if you
> > respond.
> >
> > --
> > Eric Cooper e c c @ c m u . e d u
>
>
> I have exactly the same problem
> This happens whenever i boot machine with reader on
> or usbstick plugged in.
> It happens with newer kernels as well.
> It is little bit annoying to reset machine just because i forgot
> to switch off the printer which has card reader equipped ;)
> some goofing with printks suggests ACPI as a place whenre it freezes.
> But i got no proof for that.
> Any suggestions are welcome.
Could you both please test 2.6.22 (or 2.6.23, soon) and if the bug is still
present, raise a report against acpi at bugzilla.kernel.org?
We'd be particularly internested in knowing if any earlier 2.6 kernel
worked OK and if so, which version(s).
Thanks.
next prev parent reply other threads:[~2007-09-15 9:52 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-12 13:00 boot hangs with SMP, USB storage, and ACPI tx tox
2007-09-15 9:52 ` Andrew Morton [this message]
2007-09-15 14:20 ` Eric Cooper
-- strict thread matches above, loose matches on Subject: below --
2006-07-11 22:41 Eric Cooper
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