On Wed, 07 Jun 2023 20:10:24 +1000, Nicholas Piggin wrote: > The refcount on mm is dropped before the coprocessor is detached. > > Applied to powerpc/next. [1/1] powerpc/64s: Fix VAS mm use after free https://git.kernel.org/powerpc/c/b4bda59b47879cce38a6ec5a01cd3cac702b5331 cheers