On Fri, 2017-07-14 at 18:10 +0200, Peter Zijlstra wrote:
> On Fri, Jul 14, 2017 at 05:58:18PM +0200, Mike Galbraith wrote:
> > On Fri, 2017-07-14 at 17:50 +0200, Peter Zijlstra wrote:
>
> > > Urgh, is for some mysterious reason the __bug_table section of modules
> > > ending up in RO memory?
> > >
> > > I forever get lost in that link magic :/
> >
> > +1
> >
> > drm.ko
> > 20 __bug_table 00000630 0000000000000000 0000000000000000 0004bff3 2**0
> > CONTENTS, ALLOC, LOAD, RELOC, READONLY, DATA
> > vmlinux
> > 15 __bug_table 0000ba84 ffffffff81af26c0 0000000001af26c0 00cf26c0 2**0
> > CONTENTS, ALLOC, LOAD, READONLY, DATA
> >
> > Danged if I know... um um RELOC business mucks things up?
>
> Argh, it shouldn't be READONLY for vmlinux either, but apparently that
> is working for mysterious reasons.
>
> Some architectures were in fact complaining that I broke that, and hence
> patch:
>
> b5effd3815cc ("debug: Fix __bug_table[] in arch linker scripts")
>
> I think we need professional help with this linking stuff, but who to
> ask?
Andy Lutomirski?
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