Messages in this thread |  | | Date | Tue, 16 Jan 2018 09:30:17 +0100 | From | Ingo Molnar <> | Subject | Re: [PATCH 1/2] objtool: Fix seg fault with gold linker |
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* Josh Poimboeuf <jpoimboe@redhat.com> wrote:
> 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.
Thanks!
Ingo
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