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SubjectRe: Linux 4.19 and GCC 9
On Thu, May 16, 2019 at 11:20:54PM +0200, Miguel Ojeda wrote:
> > mm/slub.o: warning: objtool: init_cache_random_seq()+0x36: sibling
> > call from callable instruction with modified stack frame
> > mm/slub.o: warning: objtool: slab_out_of_memory()+0x3b: sibling call
> > from callable instruction with modified stack frame
> > mm/slub.o: warning: objtool: slab_pad_check.part.0()+0x7c: sibling
> > call from callable instruction with modified stack frame
> > mm/slub.o: warning: objtool: check_slab()+0x1c: sibling call from
> > callable instruction with modified stack frame
>
> AFAIK those are non-critical, i.e. stack traces may be wrong (or not),
> but it does not mean the generated kernel itself is wrong. CC'ing the
> objtool maintainers too.

I don't think I recognize those warnings. Do you also see them in the
upstream kernel?

--
Josh

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