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SubjectRe: WARNING: CPU: 2 PID: 1 at arch/x86/mm/ioremap.c:171 __ioremap_caller+0x290/0x2fa()
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In data giovedì 10 luglio 2014 10:54:48, Peter Zijlstra ha scritto:
> On Thu, Jul 10, 2014 at 10:52:08AM +0200, Peter Zijlstra wrote:
> > On Thu, Jul 10, 2014 at 10:44:21AM +0200, Peter Zijlstra wrote:
> > > On Wed, Jul 09, 2014 at 12:48:05PM -0700, Fabio Coatti wrote:
> > > > In data mercoledì 9 luglio 2014 11:54:21, Greg Kroah-Hartman ha
scritto:
> > > > > Try cc:ing everyone on that patch, with the original information you
> > > > > provided, and the linux-kernel mailing list. Those developers
> > > > > should be
> > > > > able to help you out properly.
> > > >
> > > > Ok, here you can find the description of a problem that I'm
> > > > experiencing on
> > > > latest kernels, since 3.15.0. (this report comes from 3.15.4)
> > > >
> > > > lug 07 22:08:00 calvin kernel: resource map sanity check conflict:
> > > > 0xfed10000 0xfed15fff 0xfed10000 0xfed13fff reserved
> > > > lug 07 22:08:00 calvin kernel: ------------[ cut here ]------------
> > >
> > > I think this is a 'known' issue on Thinkpad (iirc). For some obscure
> > > reason its BIOS has funny ideas about resources etc.
> > >
> > > I couldn't quickly find the prvious thread, maybe Stephane knows.
> >
> > Found it:
> > lkml.kernel.org/r/20140224162400.GE16457@pd.tnic
>
> Ok, reread that thread and no definite conclusion was found I think.
> Just Thinkpad firmware having overlapping resources.


So I guess that this happens also for HP Folio 9470m, not only in thinkpads. I
wonder how many machines shares this behaviour...

--
Fabio
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