On Tue, 22 Dec 2020 07:11:18 +0000 (UTC), Christophe Leroy wrote: > When we have VMAP stack, exception prolog 1 sets r1, not r11. Applied to powerpc/fixes. [1/1] powerpc/32s: Fix RTAS machine check with VMAP stack https://git.kernel.org/powerpc/c/9c7422b92cb27369653c371ad9c44a502e5eea8f cheers