On Sun, Sep 13, 2026 at 10:49:38PM -0400, Daniel Dickman wrote:
> The reproducer did what you said on an IBT amd64 box and I confirm the 
> SIGILL.

Thanks for testing.

> But the same reproducer did not SIGILL for me on my BT aarch64 laptop. 
> Does it need a different reproducer to trigger it on that platform?

Apparently. There's clearly bad code with an obvious fix. Does it matter?