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SubjectRe: linux-next: Tree for Mar 18 (objtool)
On Wed, Mar 25, 2020 at 10:57:02PM -0700, Kees Cook wrote:
> > In the meantime I can still change objtool to ignore unreachable UD2s if
> > there aren't any better ideas.
> It'll still need the objtool change for CONFIG_UBSAN_TRAP, though based on
> the clang bug discussion, I'll probably _also_ be adding CONFIG_UBSAN_WARN
> which won't have an unreachable (and won't bloat the kernel). Testing
> still under way... it is possible that CONFIG_UBSAN_TRAP will go away
> in the future, though. If that happens, should I also remove the change
> at that time?

I'll go ahead and make the patch and post it soon. It should be pretty
trivial. We can always revert it if CONFIG_UBSAN_TRAP goes away.


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