On Tue, Feb 21, 2023 at 12:48:05PM -0700, Nathan Chancellor wrote:
> Hi Greg and Sasha,
>
> Please consider applying the following commits to 6.2 (they apply
> cleanly with some fuzz for me):
>
> db7adcfd1cec ("x86/alternatives: Introduce int3_emulate_jcc()")
> ac0ee0a9560c ("x86/alternatives: Teach text_poke_bp() to patch Jcc.d32 instructions")
> 923510c88d2b ("x86/static_call: Add support for Jcc tail-calls")
>
> I have attached backports to 6.1.
>
> Without these changes, kernels built with any version of clang using -Os
> or clang 17.0.0 (tip of tree) at any kernel-supported optimization level
> do not boot. This has been tested by people affected by this problem,
> see https://github.com/ClangBuiltLinux/linux/issues/1774 for more info.
>
> If there are any problems, please let me know.
>
> Cheers,
> Nathan
All now queued up,t hanks.
greg k-h
