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SubjectRe: [PATCH 1/2] objtool: Fix seg fault with gold linker
On Tue, Jan 16, 2018 at 01:21:44AM +0100, Ingo Molnar wrote:
>
> * Josh Poimboeuf <jpoimboe@redhat.com> wrote:
>
> > Objtool seg faults when the gold linker is used with
> > CONFIG_MODVERSIONS=y and CONFIG_UNWINDER_ORC=y.
> >
> > With CONFIG_MODVERSIONS=y, the .o file gets passed to the linker before
> > being passed to objtool. The gold linker seems to strip unused ELF
> > symbols by default, which confuses objtool and causes the seg fault when
> > it's trying to generate ORC metadata.
>
> BTW., if it's still unfixed, could we fix that segfault as well, and turn it into
> a more useful failure message?

Good point. I'll fix up this seg fault, and the other one
found/introduced when adding retpoline support.

--
Josh

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